Dimethyl Sulfoxide

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas-35.97 ± 0.36kcal/molCcrMasuda, Nagano, et al., 1994H2SO4 (1:115 H2O)

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-48.61 ± 0.33kcal/molCcrMasuda, Nagano, et al., 1994H2SO4 (1:115 H2O); ALS
Quantity Value Units Method Reference Comment
Δcliquid-486.93 ± 0.30kcal/molCcrMasuda, Nagano, et al., 1994H2SO4 (1:115 H2O); ALS
Quantity Value Units Method Reference Comment
liquid45.120cal/mol*KN/AClever and Westrum, 1970DH

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
35.705298.15Grolier, Roux-Desgranges, et al., 1993DH
35.440298.15Barta, Kooner, et al., 1989DH
36.71298.15Rodante and Marrosu, 1988DH
36.62298.15Lankford and Criss, 1987DH
37.26298.15de Visser and Somsen, 1979DH
37.26298.15De Visser, Heuvelsland, et al., 1978DH
36.611298.15Clever and Westrum, 1970T = 5 to 350 K.; DH
35.61298.15Kenttmaa and Lindberg, 1960T = 298, 343 K.; DH

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil463. ± 1.KAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus291.65KN/ALindberg and Stenholm, 1966Uncertainty assigned by TRC = 0.4 K; TRC
Tfus291.57KN/ADouglas, 1948Uncertainty assigned by TRC = 0.2 K; TRC
Tfus291.65KN/ADouglas, 1946Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Ttriple291.59KN/AClever and Westrum, 1970, 2Uncertainty assigned by TRC = 0.1 K; TRC
Ttriple291.67KN/AClever and Westrum, 1970, 2Uncertainty assigned by TRC = 0.06 K; TRC
Quantity Value Units Method Reference Comment
Δvap12.6 ± 0.1kcal/molVDouglas, 1948, 2ALS
Δvap12.6 ± 0.1kcal/molRGDouglas, 1948, 3Based on data from 293. to 323. K.; AC

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
11.5368.TGAAl-Najjar and Al-Sammerrai, 2007Based on data from 353. to 383. K.; AC
11.6392.N/ADykyj, Svoboda, et al., 1999Based on data from 377. to 483. K.; AC
12.4320.AStephenson and Malanowski, 1987Based on data from 305. to 464. K.; AC
12.5308.N/ASassa, Konishi, et al., 1974Based on data from 298. to 318. K.; AC
12.1340.MMJakli and Alexander Van Hook, 1972Based on data from 325. to 442. K. See also Boublik, Fried, et al., 1984.; AC
12.5318.N/ANISHIMURA, NAKAYAMA, et al., 1972Based on data from 303. to 423. K.; AC
12.5308.N/AMeszaros, 1969Based on data from 293. to 323. K.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
325.49 to 442.094.485361807.002-60.995Jakli and van Hook, 1972Coefficents calculated by NIST from author's data.
293. to 323.5.224682239.161-29.215Douglas, 1948, 3Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
3.4340291.67Clever and Westrum, 1970DH
3.435291.7Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
11.77291.67Clever and Westrum, 1970DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
RCD - Robert C. Dunbar
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C2H5OS- + Hydrogen cation = Dimethyl Sulfoxide

By formula: C2H5OS- + H+ = C2H6OS

Quantity Value Units Method Reference Comment
Δr373.5 ± 2.1kcal/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr374.3 ± 2.3kcal/molG+TSCumming and Kebarle, 1978gas phase; B
Quantity Value Units Method Reference Comment
Δr366.4 ± 2.0kcal/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr367.2 ± 2.0kcal/molIMRECumming and Kebarle, 1978gas phase; B

Nitrogen oxide anion + Dimethyl Sulfoxide = (Nitrogen oxide anion • Dimethyl Sulfoxide)

By formula: NO2- + C2H6OS = (NO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr19.2 ± 1.0kcal/molTDAsSieck, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Δr25.cal/mol*KN/ASieck, 1985gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr8.7 ± 1.0kcal/molTDAsSieck, 1985gas phase; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
8.7420.PHPMSSieck, 1985gas phase; Entropy change calculated or estimated; M

C6H5NO2- + Dimethyl Sulfoxide = (C6H5NO2- • Dimethyl Sulfoxide)

By formula: C6H5NO2- + C2H6OS = (C6H5NO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr16.80 ± 0.10kcal/molTDAsSieck, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Δr24.5cal/mol*KPHPMSSieck, 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr9.50 ± 0.20kcal/molTDAsSieck, 1985gas phase; B
Δr8.6 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

C7H7NO3- + Dimethyl Sulfoxide = (C7H7NO3- • Dimethyl Sulfoxide)

By formula: C7H7NO3- + C2H6OS = (C7H7NO3- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr16.3 ± 2.0kcal/molN/AChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B,M
Quantity Value Units Method Reference Comment
Δr22.5cal/mol*KPHPMSChowdhury, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr8.4 ± 2.0kcal/molTDAsChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Bromine anion + Dimethyl Sulfoxide = (Bromine anion • Dimethyl Sulfoxide)

By formula: Br- + C2H6OS = (Br- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr17.30kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B,M
Δr17.2kcal/molHPMSCaldwell, Masucci, et al., 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr21.4cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr10.90kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B

Iodide + Dimethyl Sulfoxide = (Iodide • Dimethyl Sulfoxide)

By formula: I- + C2H6OS = (I- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr15.70kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B,M
Δr16.kcal/molPHPMSCaldwell, Masucci, et al., 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr21.7cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr9.20kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B

C7H4F3NO2- + Dimethyl Sulfoxide = (C7H4F3NO2- • Dimethyl Sulfoxide)

By formula: C7H4F3NO2- + C2H6OS = (C7H4F3NO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr14.6 ± 2.0kcal/molN/AChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B,M
Quantity Value Units Method Reference Comment
Δr22.3cal/mol*KPHPMSChowdhury, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr7.1 ± 2.0kcal/molTDAsChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Chlorine anion + Dimethyl Sulfoxide = (Chlorine anion • Dimethyl Sulfoxide)

By formula: Cl- + C2H6OS = (Cl- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr18.60kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B,M
Quantity Value Units Method Reference Comment
Δr20.4cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr12.50kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B

C2H7OS+ + Dimethyl Sulfoxide = (C2H7OS+ • Dimethyl Sulfoxide)

By formula: C2H7OS+ + C2H6OS = (C2H7OS+ • C2H6OS)

Quantity Value Units Method Reference Comment
Δr30.8kcal/molPHPMSLau, Saluja, et al., 1980gas phase; switching reaction((CH3)2SOH+)(CH3)2CO; M
Quantity Value Units Method Reference Comment
Δr22.9cal/mol*KPHPMSLau, Saluja, et al., 1980gas phase; switching reaction((CH3)2SOH+)(CH3)2CO; M

(C2H7OS+ • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (C2H7OS+ • 2Dimethyl Sulfoxide)

By formula: (C2H7OS+ • C2H6OS) + C2H6OS = (C2H7OS+ • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr21.3kcal/molPHPMSLau, Saluja, et al., 1980gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr10.9cal/mol*KPHPMSLau, Saluja, et al., 1980gas phase; Entropy change is questionable; M

(Potassium ion (1+) • 4Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 5Dimethyl Sulfoxide)

By formula: (K+ • 4C2H6OS) + C2H6OS = (K+ • 5C2H6OS)

Quantity Value Units Method Reference Comment
Δr15.8kcal/molHPMSSunner, 1984gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr37.cal/mol*KHPMSSunner, 1984gas phase; Entropy change is questionable; M

(Potassium ion (1+) • 5Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 6Dimethyl Sulfoxide)

By formula: (K+ • 5C2H6OS) + C2H6OS = (K+ • 6C2H6OS)

Quantity Value Units Method Reference Comment
Δr15.5kcal/molHPMSSunner, 1984gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr40.cal/mol*KHPMSSunner, 1984gas phase; Entropy change is questionable; M

C6H4FNO2- + Dimethyl Sulfoxide = (C6H4FNO2- • Dimethyl Sulfoxide)

By formula: C6H4FNO2- + C2H6OS = (C6H4FNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.9 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.9343.PHPMSChowdhury, 1987gas phase; M

C6H4FNO2- + Dimethyl Sulfoxide = (C6H4FNO2- • Dimethyl Sulfoxide)

By formula: C6H4FNO2- + C2H6OS = (C6H4FNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr8.2 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
8.2343.PHPMSChowdhury, 1987gas phase; M

C6H4ClNO2- + Dimethyl Sulfoxide = (C6H4ClNO2- • Dimethyl Sulfoxide)

By formula: C6H4ClNO2- + C2H6OS = (C6H4ClNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.5 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.5343.PHPMSChowdhury, 1987gas phase; M

C6H4FNO2- + Dimethyl Sulfoxide = (C6H4FNO2- • Dimethyl Sulfoxide)

By formula: C6H4FNO2- + C2H6OS = (C6H4FNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.8 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.8343.PHPMSChowdhury, 1987gas phase; M

C6H4ClNO2- + Dimethyl Sulfoxide = (C6H4ClNO2- • Dimethyl Sulfoxide)

By formula: C6H4ClNO2- + C2H6OS = (C6H4ClNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.8 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.8343.PHPMSChowdhury, 1987gas phase; M

C6H4ClNO2- + Dimethyl Sulfoxide = (C6H4ClNO2- • Dimethyl Sulfoxide)

By formula: C6H4ClNO2- + C2H6OS = (C6H4ClNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.6 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.6343.PHPMSChowdhury, 1987gas phase; M

C6H4N2O4- + Dimethyl Sulfoxide = (C6H4N2O4- • Dimethyl Sulfoxide)

By formula: C6H4N2O4- + C2H6OS = (C6H4N2O4- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr4.4 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
4.4343.PHPMSChowdhury, 1987gas phase; M

C6H4N2O4- + Dimethyl Sulfoxide = (C6H4N2O4- • Dimethyl Sulfoxide)

By formula: C6H4N2O4- + C2H6OS = (C6H4N2O4- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr6.2 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.2343.PHPMSChowdhury, 1987gas phase; M

C6H4N2O4- + Dimethyl Sulfoxide = (C6H4N2O4- • Dimethyl Sulfoxide)

By formula: C6H4N2O4- + C2H6OS = (C6H4N2O4- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr5.9 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
5.9343.PHPMSChowdhury, 1987gas phase; M

C7H7NO2- + Dimethyl Sulfoxide = (C7H7NO2- • Dimethyl Sulfoxide)

By formula: C7H7NO2- + C2H6OS = (C7H7NO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr8.6 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
8.6343.PHPMSChowdhury, 1987gas phase; M

C6F4O2- + Dimethyl Sulfoxide = (C6F4O2- • Dimethyl Sulfoxide)

By formula: C6F4O2- + C2H6OS = (C6F4O2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr4.5 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
4.5343.PHPMSChowdhury, 1987gas phase; M

p-Benzoquinone anion + Dimethyl Sulfoxide = (p-Benzoquinone anion • Dimethyl Sulfoxide)

By formula: C6H4O2- + C2H6OS = (C6H4O2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr6.2 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.2343.PHPMSChowdhury, 1987gas phase; M

C7H4N2O2- + Dimethyl Sulfoxide = (C7H4N2O2- • Dimethyl Sulfoxide)

By formula: C7H4N2O2- + C2H6OS = (C7H4N2O2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr6.8 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.8343.PHPMSChowdhury, 1987gas phase; M

Potassium ion (1+) + Dimethyl Sulfoxide = (Potassium ion (1+) • Dimethyl Sulfoxide)

By formula: K+ + C2H6OS = (K+ • C2H6OS)

Quantity Value Units Method Reference Comment
Δr31.1kcal/molCIDTKlassen, Anderson, et al., 1996RCD
Δr35.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr31.cal/mol*KHPMSSunner, 1984gas phase; M

C4H2O3- + Dimethyl Sulfoxide = (C4H2O3- • Dimethyl Sulfoxide)

By formula: C4H2O3- + C2H6OS = (C4H2O3- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr6.7 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.7343.PHPMSChowdhury, 1987gas phase; M

C7H4N2O2- + Dimethyl Sulfoxide = (C7H4N2O2- • Dimethyl Sulfoxide)

By formula: C7H4N2O2- + C2H6OS = (C7H4N2O2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr6.6 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.6343.PHPMSChowdhury, 1987gas phase; M

2Dimethyl sulfide + Oxygen = 2Dimethyl Sulfoxide

By formula: 2C2H6S + O2 = 2C2H6OS

Quantity Value Units Method Reference Comment
Δr-66.36 ± 0.20kcal/molCmDouglas, 1946, 2liquid phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -66.5 ± 0.2 kcal/mol; At 291°K; ALS

Dimethyl sulfone = Dimethyl Sulfoxide + 0.5Oxygen

By formula: C2H6O2S = C2H6OS + 0.5O2

Quantity Value Units Method Reference Comment
Δr58.16 ± 0.20kcal/molCmDouglas, 1946, 2liquid phase; Reanalyzed by Cox and Pilcher, 1970, Original value = 59.0 ± 0.2 kcal/mol; At 291°K; ALS

(Chlorine anion • 2Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Chlorine anion • 3Dimethyl Sulfoxide)

By formula: (Cl- • 2C2H6OS) + C2H6OS = (Cl- • 3C2H6OS)

Quantity Value Units Method Reference Comment
Δr14.9kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr29.8cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Chlorine anion • 3Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Chlorine anion • 4Dimethyl Sulfoxide)

By formula: (Cl- • 3C2H6OS) + C2H6OS = (Cl- • 4C2H6OS)

Quantity Value Units Method Reference Comment
Δr14.6kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr37.2cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Chlorine anion • 4Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Chlorine anion • 5Dimethyl Sulfoxide)

By formula: (Cl- • 4C2H6OS) + C2H6OS = (Cl- • 5C2H6OS)

Quantity Value Units Method Reference Comment
Δr13.8kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr40.2cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Iodide • 2Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Iodide • 3Dimethyl Sulfoxide)

By formula: (I- • 2C2H6OS) + C2H6OS = (I- • 3C2H6OS)

Quantity Value Units Method Reference Comment
Δr11.6kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr25.1cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Bromine anion • 2Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Bromine anion • 3Dimethyl Sulfoxide)

By formula: (Br- • 2C2H6OS) + C2H6OS = (Br- • 3C2H6OS)

Quantity Value Units Method Reference Comment
Δr13.6kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr27.5cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Chlorine anion • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Chlorine anion • 2Dimethyl Sulfoxide)

By formula: (Cl- • C2H6OS) + C2H6OS = (Cl- • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr16.0kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr23.8cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Iodide • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Iodide • 2Dimethyl Sulfoxide)

By formula: (I- • C2H6OS) + C2H6OS = (I- • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr12.8kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr22.0cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Bromine anion • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Bromine anion • 2Dimethyl Sulfoxide)

By formula: (Br- • C2H6OS) + C2H6OS = (Br- • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr14.5kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr22.4cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

Sodium ion (1+) + Dimethyl Sulfoxide = (Sodium ion (1+) • Dimethyl Sulfoxide)

By formula: Na+ + C2H6OS = (Na+ • C2H6OS)

Quantity Value Units Method Reference Comment
Δr31.1kcal/molCIDKlassen, Anderson, et al., 1996RCD

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
31.0298.IMREMcMahon and Ohanessian, 2000Anchor alanine=39.89; RCD

(Potassium ion (1+) • 2Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 3Dimethyl Sulfoxide)

By formula: (K+ • 2C2H6OS) + C2H6OS = (K+ • 3C2H6OS)

Quantity Value Units Method Reference Comment
Δr20.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr28.cal/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 3Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 4Dimethyl Sulfoxide)

By formula: (K+ • 3C2H6OS) + C2H6OS = (K+ • 4C2H6OS)

Quantity Value Units Method Reference Comment
Δr16.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr30.cal/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 2Dimethyl Sulfoxide)

By formula: (K+ • C2H6OS) + C2H6OS = (K+ • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr29.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr34.cal/mol*KHPMSSunner, 1984gas phase; M

C7H4N2O2- + Dimethyl Sulfoxide = (C7H4N2O2- • Dimethyl Sulfoxide)

By formula: C7H4N2O2- + C2H6OS = (C7H4N2O2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr16.0kcal/molPHPMSChowdhury, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr33.6cal/mol*KPHPMSChowdhury, 1987gas phase; M

C6H4NO3- + Dimethyl Sulfoxide = (C6H4NO3- • Dimethyl Sulfoxide)

By formula: C6H4NO3- + C2H6OS = (C6H4NO3- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.4 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

C6H4NO3- + Dimethyl Sulfoxide = (C6H4NO3- • Dimethyl Sulfoxide)

By formula: C6H4NO3- + C2H6OS = (C6H4NO3- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr5.9 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

1,4-Naphthalenedione anion + Dimethyl Sulfoxide = C12H12O3S-

By formula: C10H6O2- + C2H6OS = C12H12O3S-

Quantity Value Units Method Reference Comment
Δr5.7 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

F6S- + Dimethyl Sulfoxide = (F6S- • Dimethyl Sulfoxide)

By formula: F6S- + C2H6OS = (F6S- • C2H6OS)

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.2308.PHPMSKnighton, Zook, et al., 1990gas phase; M

Perfluoro(methylcyclohexane) anion + Dimethyl Sulfoxide = (Perfluoro(methylcyclohexane) anion • Dimethyl Sulfoxide)

By formula: C7F14- + C2H6OS = (C7F14- • C2H6OS)

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.7308.PHPMSKnighton, Zook, et al., 1990gas phase; M

1,4-Naphthalenedione anion + Dimethyl Sulfoxide = (1,4-Naphthalenedione anion • Dimethyl Sulfoxide)

By formula: C10H6O2- + C2H6OS = (C10H6O2- • C2H6OS)

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
5.7343.PHPMSChowdhury, 1987gas phase; M

Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
LL - Sharon G. Lias and Joel F. Liebman

View reactions leading to C2H6OS+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)211.4kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity204.0kcal/molN/AHunter and Lias, 1998HL

Electron affinity determinations

EA (eV) Method Reference Comment
0.013921 ± 0.000087N/AHammer, Diri, et al., 2003B
0.007416EFDSuess, Liu, et al., 2003B

Ionization energy determinations

IE (eV) Method Reference Comment
9.10PEKimura, Katsumata, et al., 1981LLK
9.08 ± 0.09EIPotzinger, Stracke, et al., 1975LLK
9.20 ± 0.05EIDistefano, Foffani, et al., 1971LLK
9.20EIDistefano, Foffani, et al., 1971, 2LLK
9.9 ± 0.1EIBlais, Cottin, et al., 1970RDSH
9.10PEKimura, Katsumata, et al., 1981Vertical value; LLK
9.01PEBock and Solouki, 1974Vertical value; LLK
9.11PEMines, Thomas, et al., 1972Vertical value; LLK
9.01PEBock and Solouki, 1972Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C+22.9 ± 0.5?EIBlais, Cottin, et al., 1970RDSH
CH+19.4 ± 0.5?EIBlais, Cottin, et al., 1970RDSH
CHO+15. ± 0.1?EIBlais, Cottin, et al., 1970RDSH
CHS+10.69 ± 0.13?PIPECOZha, Nishimura, et al., 1988LL
CHS+11.6 ± 0.2H2O+CH3EIPotzinger, Stracke, et al., 1975LLK
CHS+14.8 ± 0.1?EIBlais, Cottin, et al., 1970RDSH
CH2+15.5 ± 0.3?EIBlais, Cottin, et al., 1970RDSH
CH2O+10.9 ± 0.5?EIBlais, Cottin, et al., 1970RDSH
CH2OS+11.8 ± 0.1CH4EIBlais, Cottin, et al., 1970RDSH
CH2S+11.5 ± 0.1?EIBlais, Cottin, et al., 1970RDSH
CH3+14.85 ± 0.14?PIPECOZha, Nishimura, et al., 1988LL
CH3+13.3 ± 0.3CH3SOEIPotzinger, Stracke, et al., 1975LLK
CH3+16.3 ± 0.1?EIBlais, Cottin, et al., 1970RDSH
CH3O+13.82 ± 0.16?PIPECOZha, Nishimura, et al., 1988LL
CH3O+12.2?EIAmos, Gillis, et al., 1969RDSH
CH3OS+10.64 ± 0.07CH3PIPECOZha, Nishimura, et al., 1988LL
CH3OS+10.91 ± 0.16CH3EIPotzinger, Stracke, et al., 1975LLK
CH3OS+11.9 ± 0.1CH3EIBlais, Cottin, et al., 1970RDSH
CH3S+10.69 ± 0.13?PIPECOZha, Nishimura, et al., 1988LL
CH3S+11.4?EIAmos, Gillis, et al., 1969RDSH
CS+11.3 ± 0.3?EIBlais, Cottin, et al., 1970RDSH
C2HS+10.9 ± 0.3?EIBlais, Cottin, et al., 1970RDSH
C2H2+12. ± 0.3?EIBlais, Cottin, et al., 1970RDSH
C2H2S+13. ± 0.3?EIBlais, Cottin, et al., 1970RDSH
C2H3+14.39 ± 0.14?PIPECOZha, Nishimura, et al., 1988LL
C2H3+15.9 ± 0.1?EIBlais, Cottin, et al., 1970RDSH
C2H3S+11. ± 0.3?EIBlais, Cottin, et al., 1970RDSH
C2H4+13.7 ± 0.3?EIBlais, Cottin, et al., 1970RDSH
C2H4OS+10.9 ± 0.5H2EIBlais, Cottin, et al., 1970RDSH
C2H4S+11.1 ± 0.5?EIBlais, Cottin, et al., 1970RDSH
C2H5+13.82 ± 0.16?PIPECOZha, Nishimura, et al., 1988LL
C2H5O+14. ± 0.3?EIBlais, Cottin, et al., 1970RDSH
C2H5OS+12.6 ± 0.1HEIBlais, Cottin, et al., 1970RDSH
C2H5S+10.55 ± 0.07?PIPECOZha, Nishimura, et al., 1988LL
C2H5S+10.5?EIAmos, Gillis, et al., 1969RDSH
C2H6S+11.6 ± 0.1OEIBlais, Cottin, et al., 1970RDSH
H+23. ± 0.5?EIBlais, Cottin, et al., 1970RDSH
HSO+11.1 ± 0.3?EIBlais, Cottin, et al., 1970RDSH
HS+15.8 ± 0.1?EIBlais, Cottin, et al., 1970RDSH
H2O+14.39 ± 0.14?PIPECOZha, Nishimura, et al., 1988LL
H2SO+10.9 ± 0.3?EIBlais, Cottin, et al., 1970RDSH
H2S+11. ± 0.1?EIBlais, Cottin, et al., 1970RDSH
H3SO+10.9 ± 0.5?EIBlais, Cottin, et al., 1970RDSH
H3S+13.59 ± 0.07?PIPECOZha, Nishimura, et al., 1988LL
O+15.8 ± 0.5?EIBlais, Cottin, et al., 1970RDSH
SO+11. ± 0.1?EIBlais, Cottin, et al., 1970RDSH
S+10.8 ± 0.3?EIBlais, Cottin, et al., 1970RDSH

De-protonation reactions

C2H5OS- + Hydrogen cation = Dimethyl Sulfoxide

By formula: C2H5OS- + H+ = C2H6OS

Quantity Value Units Method Reference Comment
Δr373.5 ± 2.1kcal/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr374.3 ± 2.3kcal/molG+TSCumming and Kebarle, 1978gas phase; B
Quantity Value Units Method Reference Comment
Δr366.4 ± 2.0kcal/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr367.2 ± 2.0kcal/molIMRECumming and Kebarle, 1978gas phase; B

Ion clustering data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
RCD - Robert C. Dunbar

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

Bromine anion + Dimethyl Sulfoxide = (Bromine anion • Dimethyl Sulfoxide)

By formula: Br- + C2H6OS = (Br- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr17.30kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B,M
Δr17.2kcal/molHPMSCaldwell, Masucci, et al., 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr21.4cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr10.90kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B

(Bromine anion • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Bromine anion • 2Dimethyl Sulfoxide)

By formula: (Br- • C2H6OS) + C2H6OS = (Br- • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr14.5kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr22.4cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Bromine anion • 2Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Bromine anion • 3Dimethyl Sulfoxide)

By formula: (Br- • 2C2H6OS) + C2H6OS = (Br- • 3C2H6OS)

Quantity Value Units Method Reference Comment
Δr13.6kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr27.5cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

C2H7OS+ + Dimethyl Sulfoxide = (C2H7OS+ • Dimethyl Sulfoxide)

By formula: C2H7OS+ + C2H6OS = (C2H7OS+ • C2H6OS)

Quantity Value Units Method Reference Comment
Δr30.8kcal/molPHPMSLau, Saluja, et al., 1980gas phase; switching reaction((CH3)2SOH+)(CH3)2CO; M
Quantity Value Units Method Reference Comment
Δr22.9cal/mol*KPHPMSLau, Saluja, et al., 1980gas phase; switching reaction((CH3)2SOH+)(CH3)2CO; M

(C2H7OS+ • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (C2H7OS+ • 2Dimethyl Sulfoxide)

By formula: (C2H7OS+ • C2H6OS) + C2H6OS = (C2H7OS+ • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr21.3kcal/molPHPMSLau, Saluja, et al., 1980gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr10.9cal/mol*KPHPMSLau, Saluja, et al., 1980gas phase; Entropy change is questionable; M

C4H2O3- + Dimethyl Sulfoxide = (C4H2O3- • Dimethyl Sulfoxide)

By formula: C4H2O3- + C2H6OS = (C4H2O3- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr6.7 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.7343.PHPMSChowdhury, 1987gas phase; M

C6F4O2- + Dimethyl Sulfoxide = (C6F4O2- • Dimethyl Sulfoxide)

By formula: C6F4O2- + C2H6OS = (C6F4O2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr4.5 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
4.5343.PHPMSChowdhury, 1987gas phase; M

C6H4ClNO2- + Dimethyl Sulfoxide = (C6H4ClNO2- • Dimethyl Sulfoxide)

By formula: C6H4ClNO2- + C2H6OS = (C6H4ClNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.5 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.5343.PHPMSChowdhury, 1987gas phase; M

C6H4ClNO2- + Dimethyl Sulfoxide = (C6H4ClNO2- • Dimethyl Sulfoxide)

By formula: C6H4ClNO2- + C2H6OS = (C6H4ClNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.8 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.8343.PHPMSChowdhury, 1987gas phase; M

C6H4ClNO2- + Dimethyl Sulfoxide = (C6H4ClNO2- • Dimethyl Sulfoxide)

By formula: C6H4ClNO2- + C2H6OS = (C6H4ClNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.6 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.6343.PHPMSChowdhury, 1987gas phase; M

C6H4FNO2- + Dimethyl Sulfoxide = (C6H4FNO2- • Dimethyl Sulfoxide)

By formula: C6H4FNO2- + C2H6OS = (C6H4FNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.9 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.9343.PHPMSChowdhury, 1987gas phase; M

C6H4FNO2- + Dimethyl Sulfoxide = (C6H4FNO2- • Dimethyl Sulfoxide)

By formula: C6H4FNO2- + C2H6OS = (C6H4FNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr8.2 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
8.2343.PHPMSChowdhury, 1987gas phase; M

C6H4FNO2- + Dimethyl Sulfoxide = (C6H4FNO2- • Dimethyl Sulfoxide)

By formula: C6H4FNO2- + C2H6OS = (C6H4FNO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.8 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.8343.PHPMSChowdhury, 1987gas phase; M

C6H4NO3- + Dimethyl Sulfoxide = (C6H4NO3- • Dimethyl Sulfoxide)

By formula: C6H4NO3- + C2H6OS = (C6H4NO3- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr5.9 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

C6H4NO3- + Dimethyl Sulfoxide = (C6H4NO3- • Dimethyl Sulfoxide)

By formula: C6H4NO3- + C2H6OS = (C6H4NO3- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr7.4 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

C6H4N2O4- + Dimethyl Sulfoxide = (C6H4N2O4- • Dimethyl Sulfoxide)

By formula: C6H4N2O4- + C2H6OS = (C6H4N2O4- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr4.4 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
4.4343.PHPMSChowdhury, 1987gas phase; M

C6H4N2O4- + Dimethyl Sulfoxide = (C6H4N2O4- • Dimethyl Sulfoxide)

By formula: C6H4N2O4- + C2H6OS = (C6H4N2O4- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr6.2 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.2343.PHPMSChowdhury, 1987gas phase; M

C6H4N2O4- + Dimethyl Sulfoxide = (C6H4N2O4- • Dimethyl Sulfoxide)

By formula: C6H4N2O4- + C2H6OS = (C6H4N2O4- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr5.9 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
5.9343.PHPMSChowdhury, 1987gas phase; M

p-Benzoquinone anion + Dimethyl Sulfoxide = (p-Benzoquinone anion • Dimethyl Sulfoxide)

By formula: C6H4O2- + C2H6OS = (C6H4O2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr6.2 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.2343.PHPMSChowdhury, 1987gas phase; M

C6H5NO2- + Dimethyl Sulfoxide = (C6H5NO2- • Dimethyl Sulfoxide)

By formula: C6H5NO2- + C2H6OS = (C6H5NO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr16.80 ± 0.10kcal/molTDAsSieck, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Δr24.5cal/mol*KPHPMSSieck, 1985gas phase; M
Quantity Value Units Method Reference Comment
Δr9.50 ± 0.20kcal/molTDAsSieck, 1985gas phase; B
Δr8.6 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Perfluoro(methylcyclohexane) anion + Dimethyl Sulfoxide = (Perfluoro(methylcyclohexane) anion • Dimethyl Sulfoxide)

By formula: C7F14- + C2H6OS = (C7F14- • C2H6OS)

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.7308.PHPMSKnighton, Zook, et al., 1990gas phase; M

C7H4F3NO2- + Dimethyl Sulfoxide = (C7H4F3NO2- • Dimethyl Sulfoxide)

By formula: C7H4F3NO2- + C2H6OS = (C7H4F3NO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr14.6 ± 2.0kcal/molN/AChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B,M
Quantity Value Units Method Reference Comment
Δr22.3cal/mol*KPHPMSChowdhury, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr7.1 ± 2.0kcal/molTDAsChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

C7H4N2O2- + Dimethyl Sulfoxide = (C7H4N2O2- • Dimethyl Sulfoxide)

By formula: C7H4N2O2- + C2H6OS = (C7H4N2O2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr6.6 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.6343.PHPMSChowdhury, 1987gas phase; M

C7H4N2O2- + Dimethyl Sulfoxide = (C7H4N2O2- • Dimethyl Sulfoxide)

By formula: C7H4N2O2- + C2H6OS = (C7H4N2O2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr6.8 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.8343.PHPMSChowdhury, 1987gas phase; M

C7H4N2O2- + Dimethyl Sulfoxide = (C7H4N2O2- • Dimethyl Sulfoxide)

By formula: C7H4N2O2- + C2H6OS = (C7H4N2O2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr16.0kcal/molPHPMSChowdhury, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr33.6cal/mol*KPHPMSChowdhury, 1987gas phase; M

C7H7NO2- + Dimethyl Sulfoxide = (C7H7NO2- • Dimethyl Sulfoxide)

By formula: C7H7NO2- + C2H6OS = (C7H7NO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr8.6 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
8.6343.PHPMSChowdhury, 1987gas phase; M

C7H7NO3- + Dimethyl Sulfoxide = (C7H7NO3- • Dimethyl Sulfoxide)

By formula: C7H7NO3- + C2H6OS = (C7H7NO3- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr16.3 ± 2.0kcal/molN/AChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B,M
Quantity Value Units Method Reference Comment
Δr22.5cal/mol*KPHPMSChowdhury, 1987gas phase; M
Quantity Value Units Method Reference Comment
Δr8.4 ± 2.0kcal/molTDAsChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

1,4-Naphthalenedione anion + Dimethyl Sulfoxide = (1,4-Naphthalenedione anion • Dimethyl Sulfoxide)

By formula: C10H6O2- + C2H6OS = (C10H6O2- • C2H6OS)

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
5.7343.PHPMSChowdhury, 1987gas phase; M

1,4-Naphthalenedione anion + Dimethyl Sulfoxide = C12H12O3S-

By formula: C10H6O2- + C2H6OS = C12H12O3S-

Quantity Value Units Method Reference Comment
Δr5.7 ± 1.6kcal/molIMREChowdhury, Grimsrud, et al., 1987gas phase; Free energy affinity at 70°C.; B

Chlorine anion + Dimethyl Sulfoxide = (Chlorine anion • Dimethyl Sulfoxide)

By formula: Cl- + C2H6OS = (Cl- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr18.60kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B,M
Quantity Value Units Method Reference Comment
Δr20.4cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr12.50kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B

(Chlorine anion • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Chlorine anion • 2Dimethyl Sulfoxide)

By formula: (Cl- • C2H6OS) + C2H6OS = (Cl- • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr16.0kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr23.8cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Chlorine anion • 2Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Chlorine anion • 3Dimethyl Sulfoxide)

By formula: (Cl- • 2C2H6OS) + C2H6OS = (Cl- • 3C2H6OS)

Quantity Value Units Method Reference Comment
Δr14.9kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr29.8cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Chlorine anion • 3Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Chlorine anion • 4Dimethyl Sulfoxide)

By formula: (Cl- • 3C2H6OS) + C2H6OS = (Cl- • 4C2H6OS)

Quantity Value Units Method Reference Comment
Δr14.6kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr37.2cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Chlorine anion • 4Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Chlorine anion • 5Dimethyl Sulfoxide)

By formula: (Cl- • 4C2H6OS) + C2H6OS = (Cl- • 5C2H6OS)

Quantity Value Units Method Reference Comment
Δr13.8kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr40.2cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

F6S- + Dimethyl Sulfoxide = (F6S- • Dimethyl Sulfoxide)

By formula: F6S- + C2H6OS = (F6S- • C2H6OS)

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
7.2308.PHPMSKnighton, Zook, et al., 1990gas phase; M

Iodide + Dimethyl Sulfoxide = (Iodide • Dimethyl Sulfoxide)

By formula: I- + C2H6OS = (I- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr15.70kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B,M
Δr16.kcal/molPHPMSCaldwell, Masucci, et al., 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr21.7cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr9.20kcal/molTDAsMagnera, Caldwell, et al., 1984gas phase; B

(Iodide • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Iodide • 2Dimethyl Sulfoxide)

By formula: (I- • C2H6OS) + C2H6OS = (I- • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr12.8kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr22.0cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

(Iodide • 2Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Iodide • 3Dimethyl Sulfoxide)

By formula: (I- • 2C2H6OS) + C2H6OS = (I- • 3C2H6OS)

Quantity Value Units Method Reference Comment
Δr11.6kcal/molPHPMSMagnera, Caldwell, et al., 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr25.1cal/mol*KPHPMSMagnera, Caldwell, et al., 1984gas phase; M

Potassium ion (1+) + Dimethyl Sulfoxide = (Potassium ion (1+) • Dimethyl Sulfoxide)

By formula: K+ + C2H6OS = (K+ • C2H6OS)

Quantity Value Units Method Reference Comment
Δr31.1kcal/molCIDTKlassen, Anderson, et al., 1996RCD
Δr35.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr31.cal/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 2Dimethyl Sulfoxide)

By formula: (K+ • C2H6OS) + C2H6OS = (K+ • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr29.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr34.cal/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 2Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 3Dimethyl Sulfoxide)

By formula: (K+ • 2C2H6OS) + C2H6OS = (K+ • 3C2H6OS)

Quantity Value Units Method Reference Comment
Δr20.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr28.cal/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 3Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 4Dimethyl Sulfoxide)

By formula: (K+ • 3C2H6OS) + C2H6OS = (K+ • 4C2H6OS)

Quantity Value Units Method Reference Comment
Δr16.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr30.cal/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 4Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 5Dimethyl Sulfoxide)

By formula: (K+ • 4C2H6OS) + C2H6OS = (K+ • 5C2H6OS)

Quantity Value Units Method Reference Comment
Δr15.8kcal/molHPMSSunner, 1984gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr37.cal/mol*KHPMSSunner, 1984gas phase; Entropy change is questionable; M

(Potassium ion (1+) • 5Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 6Dimethyl Sulfoxide)

By formula: (K+ • 5C2H6OS) + C2H6OS = (K+ • 6C2H6OS)

Quantity Value Units Method Reference Comment
Δr15.5kcal/molHPMSSunner, 1984gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr40.cal/mol*KHPMSSunner, 1984gas phase; Entropy change is questionable; M

Nitrogen oxide anion + Dimethyl Sulfoxide = (Nitrogen oxide anion • Dimethyl Sulfoxide)

By formula: NO2- + C2H6OS = (NO2- • C2H6OS)

Quantity Value Units Method Reference Comment
Δr19.2 ± 1.0kcal/molTDAsSieck, 1985gas phase; B,M
Quantity Value Units Method Reference Comment
Δr25.cal/mol*KN/ASieck, 1985gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr8.7 ± 1.0kcal/molTDAsSieck, 1985gas phase; B

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
8.7420.PHPMSSieck, 1985gas phase; Entropy change calculated or estimated; M

Sodium ion (1+) + Dimethyl Sulfoxide = (Sodium ion (1+) • Dimethyl Sulfoxide)

By formula: Na+ + C2H6OS = (Na+ • C2H6OS)

Quantity Value Units Method Reference Comment
Δr31.1kcal/molCIDKlassen, Anderson, et al., 1996RCD

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
31.0298.IMREMcMahon and Ohanessian, 2000Anchor alanine=39.89; RCD

IR Spectrum

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compiled by: Coblentz Society, Inc.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director


Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin NIST Mass Spectrometry Data Center, 1990.
NIST MS number 118614

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


Gas Chromatography

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryMethyl Silicone100.780.Huber, Kenndler, et al., 1993H2; Column length: 5. m; Phase thickness: 2.65 μm
CapillaryMethyl Silicone120.784.Huber, Kenndler, et al., 1993H2; Column length: 5. m; Phase thickness: 2.65 μm
CapillaryMethyl Silicone80.777.Huber, Kenndler, et al., 1993H2; Column length: 5. m; Phase thickness: 2.65 μm

Kovats' RI, polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryPEG-20M130.1569.Huber, Kenndler, et al., 1993Column length: 10. m; Phase thickness: 1.33 μm
CapillaryPEG-20M150.1584.Huber, Kenndler, et al., 1993Column length: 10. m; Phase thickness: 1.33 μm
CapillaryPEG-20M130.1569.1Huber, Kenndler, et al., 1993Column length: 10. m; Phase thickness: 1.33 μm

Van Den Dool and Kratz RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-1782.Hancock and Peters, 1991He, 50. C @ 2. min, 10. K/min; Column length: 15. m; Column diameter: 0.53 mm
CapillaryDB-5820.1Hancock and Peters, 1991He, 50. C @ 2. min, 10. K/min; Column length: 15. m; Column diameter: 0.53 mm
CapillaryDB-5820.5Hancock and Peters, 1991He, 50. C @ 2. min, 10. K/min; Column length: 15. m; Column diameter: 0.53 mm
CapillaryDB-5829.2Hancock and Peters, 1991He, 50. C @ 2. min, 10. K/min; Column length: 15. m; Column diameter: 0.53 mm
CapillaryDB-1786.6D'Agostino and Provost, 198515. m/0.32 mm/0.25 μm, He, 50. C @ 2. min, 10. K/min, 300. C @ 5. min

Van Den Dool and Kratz RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryStabilwax1560.Cros, Lignot, et al., 200560. m/0.25 mm/0.25 μm, He, 40. C @ 5. min, 3. K/min, 240. C @ 10. min
CapillaryStabilwax1560.Cros, Vandanjon, et al., 200360. m/0.25 mm/0.25 μm, He, 40. C @ 5. min, 3. K/min, 240. C @ 10. min
CapillarySupelcowax-101563.Chung, 199960. m/0.25 mm/0.25 μm, He, 35. C @ 5. min, 2. K/min, 195. C @ 90. min
CapillaryDB-Wax1582.3D'Agostino and Provost, 198515. m/0.32 mm/0.25 μm, He, 50. C @ 2. min, 10. K/min, 250. C @ 5. min

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryOV-101790.Zenkevich, 200525. m/0.20 mm/0.10 μm, N2/He, 6. K/min; Tstart: 50. C; Tend: 250. C
CapillaryHP-1772.Valette, Fernandez, et al., 200350. m/0.2 mm/0.5 μm, He, 2. K/min, 220. C @ 40. min; Tstart: 60. C

Normal alkane RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryCP-Sil5 CB MS780.Iraqi, Vermeulen, et al., 200550. m/0.32 mm/1.2 μm; Program: 36C(2min) => 20C/min => 85C => 1C/min => 145C => 3C/min => 250C(30min)
CapillarySPB-5827.Begnaud, Pérès, et al., 200360. m/0.32 mm/1. μm; Program: not specified
CapillarySPB-1784.Flanagan, Streete, et al., 199760. m/0.53 mm/5. μm, He; Program: 40C(6min) => 5C/min => 80C => 10C/min => 200C
CapillarySPB-1784.Strete, Ruprah, et al., 199260. m/0.53 mm/5.0 μm, Helium; Program: 40 0C (6 min) 5 0C/min -> 80 0C 10 0C/min -> 200 0C
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.787.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-Innowax1603.Puvipirom and Chaisei, 201215. m/0.32 mm/0.50 μm, Helium, 3. K/min; Tstart: 40. C; Tend: 250. C
CapillaryHP-Innowax1582.Soria, Sanz, et al., 200850. m/0.20 mm/0.20 μm, Helium, 45. C @ 2. min, 4. K/min, 190. C @ 50. min
CapillaryStabilwax1560.Cros, Vandanjon, et al., 200760. m/0.25 mm/0.25 μm, Helium, 40. C @ 5. min, 3. K/min, 240. C @ 10. min
CapillaryRTX-Wax1569.Prososki, Etzel, et al., 200730. m/0.25 mm/0.5 μm, He, 40. C @ 5. min, 10. K/min, 220. C @ 10. min
CapillaryHP-Innowax1596.Soria, Gonzalez, et al., 200450. m/0.2 mm/0.2 μm, He, 45. C @ 2. min, 4. K/min, 190. C @ 50. min
CapillaryStabilwax1560.Cros, Vandanjon, et al., 2003, 260. m/0.25 mm/0.25 μm, Helium, 40. C @ 5. min, 3. K/min, 240. C @ 10. min
CapillaryDB-Wax1553.Wei, Mura, et al., 200160. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 40. C; Tend: 200. C
CapillaryDB-Wax1595.Iwatsuki, Mizota, et al., 19994. K/min; Column length: 30. m; Column diameter: 0.53 mm; Tstart: 60. C; Tend: 210. C

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillarySOLGel-Wax1576.Johanningsmeier and McFeeters, 201130. m/0.25 mm/0.25 μm, Helium; Program: 40 0C (2 min) 5 0C/min -> 140 0C 10 0C/min -> 250 0C (3 min)
CapillarySOLGel-Wax1582.Johanningsmeier and McFeeters, 201130. m/0.25 mm/0.25 μm, Helium; Program: not specified
CapillaryDB-FFAP1553.Mebazaa, Mahmoudi, et al., 200930. m/0.25 mm/0.25 μm, Helium; Program: 50 0C 2 0C/min -> 100 0C (5 min) 5 0C/min -> 250 0C
CapillaryDB-FFAP1549.Mebazaa, Mahmoudi, et al., 200930. m/0.25 mm/0.25 μm, Helium; Program: not specified
CapillaryCP-Wax 52 CB1550.Kaack and Christensen, 200850. m/0.25 mm/0.29 μm, Helium; Program: 33 0C (1 min) 2 0C/min -> 130 0C 10 0C/min -> 220 0C
CapillaryDB-Wax1579.Kim. J.H., Ahn, et al., 200460. m/0.25 mm/0.25 μm, Helium; Program: 60 0C (3 min) 2 0C/min -> 150 0C 4 0C/min -> 200 0C
CapillaryCarbowax 20M1554.Vinogradov, 2004Program: not specified

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Masuda, Nagano, et al., 1994
Masuda, N.; Nagano, Y.; Sakiyama, M., Standard molar enthalpy of formation of (CH3)2SO, dimethylsulfoxide, by combustion calorimetry, J. Chem. Thermodyn., 1994, 26, 971-975. [all data]

Clever and Westrum, 1970
Clever, H.L.; Westrum, E.F., Jr., Dimethylsulfoxide and dimethylsulfone. Heat capacities, enthalpies of fusion, and thermodynamic properties, J. Phys. Chem., 1970, 74, 1309-1317. [all data]

Grolier, Roux-Desgranges, et al., 1993
Grolier, J.-P.E.; Roux-Desgranges, G.; Berkane, M.; Jimenez, E.; Wilhelm, E., Heat capacities and densities of mixtures of very polar substances 2. Mixtures containing N,N-dimethylformamide, J. Chem. Thermodynam., 1993, 25(1), 41-50. [all data]

Barta, Kooner, et al., 1989
Barta, L.; Kooner, Z.S.; Hepler, L.G.; Roux-Desgranges, G.; Grolier, J.-P.E., Thermal and volumetric properties of chloroform dimethylsulfoxide: Thermodynamic analysis using the ideal associated solution model, J. Solution Chem., 1989, 18(7), 663-673. [all data]

Rodante and Marrosu, 1988
Rodante, F.; Marrosu, G., Excess molar isobaric heat capacities and excess molar enthalpies for water-dimethylsulfoxide mixtures at 25°C, Thermochim. Acta, 1988, 136, 209-218. [all data]

Lankford and Criss, 1987
Lankford, J.I.; Criss, C.M., Partial molar heat caqpacities of selected electrolytes and benzene in methanol and dimethyldulfoxide at 25, 40 and 80°C, J. Solution Chem., 1987, 16(11), 885-906. [all data]

de Visser and Somsen, 1979
de Visser, C.; Somsen, G., Thermochemical behavior of mixtures of N,N-dimethylformamide with dimethylsulfoxide, acetonitrile, and N-methylformamide: volumes and heat capacities, J. Solution Chem., 1979, 8, 593-600. [all data]

De Visser, Heuvelsland, et al., 1978
De Visser, C.; Heuvelsland, W.J.M.; Dunn, L.A.; Somsen, G., Some properties of binary aqueous liquid mixtures, J. Chem. Soc., Faraday Trans.1, 1978, 74, 1159-1169. [all data]

Kenttmaa and Lindberg, 1960
Kenttmaa, J.; Lindberg, J.J., Volumes and heats of mixing of dimethyl sulfoxide-water solutions, Suom. Kemistilehti, 1960, B33, 32-35. [all data]

Lindberg and Stenholm, 1966
Lindberg, J.J.; Stenholm, V., Viscosities, Densities, and Related Properties of Binary Mixtures Containing Dimethyl Sulphoxide and Mono-Subst. Benzenes or Guaiacol, Suom. Kemistiseuran Tied., 1966, 75, 22. [all data]

Douglas, 1948
Douglas, T.B., Vapor Pressure of Methyl Sulfoxide from 20 to 50 deg. Calculation of the Heat of Vaporization, J. Am. Chem. Soc., 1948, 70, 2001. [all data]

Douglas, 1946
Douglas, T.B., Heats of Formation of Liquid Methyl Sulfoxide and Crystalline Methyl Sulfone at 18 deg., J. Am. Chem. Soc., 1946, 68, 1072. [all data]

Clever and Westrum, 1970, 2
Clever, H.L.; Westrum, E.F., Dimethyl sulfoxide and dimethyl sulfone. Heat capacities, enthalpies of fusion, and thermodynamic properties., J. Phys. Chem., 1970, 74, 1309. [all data]

Douglas, 1948, 2
Douglas, T.B., Vapor pressure of methyl sulfoxide from 20 to 50°. Calculation of the heat of vaporization, J. Am. Chem. Soc., 1948, 70, 2001-20. [all data]

Douglas, 1948, 3
Douglas, Thomas B., Vapor Pressure of Methyl Sulfoxide from 20 to 50°. Calculation of the Heat of Vaporization, J. Am. Chem. Soc., 1948, 70, 6, 2001-2002, https://doi.org/10.1021/ja01186a005 . [all data]

Al-Najjar and Al-Sammerrai, 2007
Al-Najjar, Hazim; Al-Sammerrai, Dhoaib, Thermogravimetric determination of the heat of vaporization of some highly polar solvents, J. Chem. Technol. Biotechnol., 2007, 37, 3, 145-152, https://doi.org/10.1002/jctb.280370302 . [all data]

Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R., Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Sassa, Konishi, et al., 1974
Sassa, Yoshimasa; Konishi, Ryoichi; Katayama, Takashi, Isothermal vapor-liquid equilibrium data of DMSO [dimethyl sulfoxide] solutions by total pressure method. DMSO-acetone, DMSO-tetrahydrofuran, and DMSO-ethyl acetate systems, J. Chem. Eng. Data, 1974, 19, 1, 44-48, https://doi.org/10.1021/je60060a004 . [all data]

Jakli and Alexander Van Hook, 1972
Jakli, Gyorgy; Alexander Van Hook, W., The vapor pressures of dimethyl sulfoxide and hexadeuterodimethyl sulfoxide from about 313 to 453 K, The Journal of Chemical Thermodynamics, 1972, 4, 6, 857-864, https://doi.org/10.1016/0021-9614(72)90007-9 . [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

NISHIMURA, NAKAYAMA, et al., 1972
NISHIMURA, MICHIKO; NAKAYAMA, MUTSUO; YANO, TAKEO, VAPOR PRESSURE OF PURE DMSO AND VAPOR-LIQUID EQUILIBRIA IN DMSO-H2O SYSTEM UNDER ISOBARIC CONDITIONS, J. Chem. Eng. Japan / JCEJ, 1972, 5, 3, 223-226, https://doi.org/10.1252/jcej.5.223 . [all data]

Meszaros, 1969
Meszaros, S., Period. Polytech., Chem. Eng., 1969, 13, 1-2, 79. [all data]

Jakli and van Hook, 1972
Jakli, G.; van Hook, W.A., The Vapor Pressures of Dimethyl Sulfoxide and Hexadeuterodimethyl Sulfoxide from about 313 to 453 K, J. Chem. Thermodyn., 1972, 4, 6, 857-864, https://doi.org/10.1016/0021-9614(72)90007-9 . [all data]

Domalski and Hearing, 1996
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Notes

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