Methylamine, N,N-dimethyl-

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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law 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
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Δfgas-23.7 ± 0.75kJ/molEqkIssoire and Long, 1960Heat of formation derived by Cox and Pilcher, 1970; ALS
Δfgas-30.7kJ/molN/ALemoult, 1907Value computed using ΔfHliquid° value of -52.7 kj/mol from Lemoult, 1907 and ΔvapH° value of 22.0 kj/mol from Issoire and Long, 1960.; DRB

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law 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-45.73 ± 0.71kJ/molEqkIssoire and Long, 1960Heat of formation derived by Cox and Pilcher, 1970; ALS
Δfliquid-52.7kJ/molCcbLemoult, 1907ALS
Quantity Value Units Method Reference Comment
Δcliquid-2484.kJ/molCcbMuller, 1910At 288 K; ALS
Δcliquid-2430.kJ/molCcbLemoult, 1907ALS
Quantity Value Units Method Reference Comment
liquid197.82J/mol*KN/AAston, Sagenkahn, et al., 1944DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
132.55280.Aston, Sagenkahn, et al., 1944T = 12 to 280 K.; DH

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Henry's Law 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil275. ± 5.KAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus155.95KN/ARoberts, Emeleus, et al., 1939Uncertainty assigned by TRC = 0.2 K; TRC
Tfus149.4KN/ASimon and Huter, 1935Uncertainty assigned by TRC = 0.5 K; TRC
Tfus155.95KN/ASimon and Huter, 1935, 2Uncertainty assigned by TRC = 2. K; TRC
Tfus155.85KN/AWiberg and Sutterlin, 1935Uncertainty assigned by TRC = 0.5 K; TRC
Tfus149.15KN/ATimmermans and Mattaar, 1921Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Ttriple156.08KN/AAston, Sagenkahn, et al., 1944, 2Uncertainty assigned by TRC = 0.05 K; based on T0 = 273.16 K; TRC
Quantity Value Units Method Reference Comment
Tc433.2KN/AMajer and Svoboda, 1985 
Tc432.79KN/AKay and Young, 1974Uncertainty assigned by TRC = 0.15 K; TRC
Tc433.3KN/ADay and Felsing, 1950Uncertainty assigned by TRC = 0.3 K; TRC
Quantity Value Units Method Reference Comment
Pc40.87barN/AKay and Young, 1974Uncertainty assigned by TRC = 0.03 bar; TRC
Pc40.7712barN/ADay and Felsing, 1950Uncertainty assigned by TRC = 0.1066 bar; TRC
Quantity Value Units Method Reference Comment
Vc30.l/molN/ADay and Felsing, 1950Uncertainty assigned by TRC = 0.07 l/mol; TRC
Quantity Value Units Method Reference Comment
Δvap22.18kJ/molN/AMajer and Svoboda, 1985 
Δvap22.0 ± 0.08kJ/molVIssoire and Long, 1960Heat of formation derived by Cox and Pilcher, 1970; ALS
Δvap22.0kJ/molN/AIssoire and Long, 1960DRB

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
22.937276.03N/AAston, Sagenkahn, et al., 1944P = 101.325 kPa; DH
22.94276.N/AMajer and Svoboda, 1985 
24.6261.AStephenson and Malanowski, 1987Based on data from 193. to 276. K. See also Aston, Sagenkahn, et al., 1944.; AC
23.0368.N/ADay and Felsing, 1950, 2Based on data from 333. to 403. K.; AC
24.1288.N/ASwift and Hochanadel, 1945Based on data from 273. to 313. K.; AC
22.94 ± 0.03276.03VAston, Sagenkahn, et al., 1944, 3ALS
24.5250.CAston, Sagenkahn, et al., 1944AC
24.35276.2VThompson and Linnett, 1936ALS

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kJ/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kJ/mol) β Tc (K) Reference Comment
250. to 276.36.560.2824433.2Majer and Svoboda, 1985 

Entropy of vaporization

ΔvapS (J/mol*K) Temperature (K) Reference Comment
83.10276.03Aston, Sagenkahn, et al., 1944P; DH

Antoine Equation Parameters

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

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Temperature (K) A B C Reference Comment
192.84 to 276.604.01613970.297-34.06Aston, Sagenkahn, et al., 1944Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
6.544156.08Aston, Sagenkahn, et al., 1944DH
6.54156.1Acree, 1991AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
41.93156.08Aston, Sagenkahn, et al., 1944DH

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, Henry's Law 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:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - John E. Bartmess
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

Lithium ion (1+) + Methylamine, N,N-dimethyl- = (Lithium ion (1+) • Methylamine, N,N-dimethyl-)

By formula: Li+ + C3H9N = (Li+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr176.kJ/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M
Δr170.kJ/molICRStaley and Beauchamp, 1975gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970; M
Quantity Value Units Method Reference Comment
Δr120.J/mol*KN/AWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M
Quantity Value Units Method Reference Comment
Δr140.kJ/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M

C3H10N+ + Methylamine, N,N-dimethyl- = (C3H10N+ • Methylamine, N,N-dimethyl-)

By formula: C3H10N+ + C3H9N = (C3H10N+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr92.0kJ/molPHPMSEl-Shall, Daly, et al., 1992gas phase; M
Δr92.0kJ/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr94.6kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M
Δr94.1kJ/molPHPMSYamdagni and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr114.J/mol*KPHPMSEl-Shall, Daly, et al., 1992gas phase; M
Δr114.J/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr134.J/mol*KPHPMSYamdagni and Kebarle, 1973gas phase; M

C3H9Sn+ + Methylamine, N,N-dimethyl- = (C3H9Sn+ • Methylamine, N,N-dimethyl-)

By formula: C3H9Sn+ + C3H9N = (C3H9Sn+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr191.kJ/molPHPMSStone and Splinter, 1984gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr130.J/mol*KN/AStone and Splinter, 1984gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
120.525.PHPMSStone and Splinter, 1984gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated; M

(C3H10N+ • Water • Methylamine, N,N-dimethyl-) + Water = (C3H10N+ • 2Water • Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • H2O • C3H9N) + H2O = (C3H10N+ • 2H2O • C3H9N)

Quantity Value Units Method Reference Comment
Δr34.kJ/molPHPMSEl-Shall, Daly, et al., 1992gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KN/AEl-Shall, Daly, et al., 1992gas phase; Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
10.225.PHPMSEl-Shall, Daly, et al., 1992gas phase; Entropy change calculated or estimated; M

Potassium ion (1+) + Methylamine, N,N-dimethyl- = (Potassium ion (1+) • Methylamine, N,N-dimethyl-)

By formula: K+ + C3H9N = (K+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr83.7kJ/molHPMSDavidson and Kebarle, 1976gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976, 2; M
Quantity Value Units Method Reference Comment
Δr97.9J/mol*KHPMSDavidson and Kebarle, 1976gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976, 2; M
Quantity Value Units Method Reference Comment
Δr54.4kJ/molHPMSDavidson and Kebarle, 1976gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976, 2; M

C3H8N- + Hydrogen cation = Methylamine, N,N-dimethyl-

By formula: C3H8N- + H+ = C3H9N

Quantity Value Units Method Reference Comment
Δr>1699.6 ± 2.5kJ/molG+TSMacKay and Bohme, 1978gas phase; Computations put dHacid ca. 412 kcal/mol; B
Quantity Value Units Method Reference Comment
Δr>1665.2kJ/molIMRBMacKay and Bohme, 1978gas phase; Computations put dHacid ca. 412 kcal/mol; B

(C3H10N+ • Methylamine, N,N-dimethyl-) + Methyl Alcohol = (C3H10N+ • Methyl Alcohol • Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • C3H9N) + CH4O = (C3H10N+ • CH4O • C3H9N)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity Value Units Method Reference Comment
Δr44.4kJ/molPHPMSEl-Shall, Daly, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr105.J/mol*KPHPMSEl-Shall, Daly, et al., 1992gas phase; M

(C3H10N+ • 2Methylamine, N,N-dimethyl-) + Water = (C3H10N+ • Water • 2Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • 2C3H9N) + H2O = (C3H10N+ • H2O • 2C3H9N)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr37.kJ/molPHPMSEl-Shall, Daly, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr102.J/mol*KPHPMSEl-Shall, Daly, et al., 1992gas phase; M

(C3H10N+ • Methyl Alcohol • Methylamine, N,N-dimethyl-) + Methyl Alcohol = (C3H10N+ • 2Methyl Alcohol • Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • CH4O • C3H9N) + CH4O = (C3H10N+ • 2CH4O • C3H9N)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity Value Units Method Reference Comment
Δr40.kJ/molPHPMSEl-Shall, Daly, et al., 1992gas phase; M

(C3H10N+ • Methylamine, N,N-dimethyl- • Water) + Methylamine, N,N-dimethyl- = (C3H10N+ • 2Methylamine, N,N-dimethyl- • Water)

By formula: (C3H10N+ • C3H9N • H2O) + C3H9N = (C3H10N+ • 2C3H9N • H2O)

Quantity Value Units Method Reference Comment
Δr46.0kJ/molPHPMSEl-Shall, Daly, et al., 1992gas phase; M

(C3H10N+ • 2Methylamine, N,N-dimethyl-) + Methylamine, N,N-dimethyl- = (C3H10N+ • 3Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • 2C3H9N) + C3H9N = (C3H10N+ • 3C3H9N)

Quantity Value Units Method Reference Comment
Δr27.kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M

(C3H10N+ • 3Methylamine, N,N-dimethyl-) + Methylamine, N,N-dimethyl- = (C3H10N+ • 4Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • 3C3H9N) + C3H9N = (C3H10N+ • 4C3H9N)

Quantity Value Units Method Reference Comment
Δr35.kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M

(C3H10N+ • 4Methylamine, N,N-dimethyl-) + Methylamine, N,N-dimethyl- = (C3H10N+ • 5Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • 4C3H9N) + C3H9N = (C3H10N+ • 5C3H9N)

Quantity Value Units Method Reference Comment
Δr37.kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M

(C3H10N+ • 5Methylamine, N,N-dimethyl-) + Methylamine, N,N-dimethyl- = (C3H10N+ • 6Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • 5C3H9N) + C3H9N = (C3H10N+ • 6C3H9N)

Quantity Value Units Method Reference Comment
Δr31.kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M

Sodium ion (1+) + Methylamine, N,N-dimethyl- = (Sodium ion (1+) • Methylamine, N,N-dimethyl-)

By formula: Na+ + C3H9N = (Na+ • C3H9N)

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
79.5298.IMREMcMahon and Ohanessian, 2000Anchor alanine=39.89; RCD

(C3H10N+ • Methylamine, N,N-dimethyl-) + Methylamine, N,N-dimethyl- = (C3H10N+ • 2Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • C3H9N) + C3H9N = (C3H10N+ • 2C3H9N)

Quantity Value Units Method Reference Comment
Δr29.kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M

2Ethylamine = Methylamine + Methylamine, N,N-dimethyl-

By formula: 2C2H7N = CH5N + C3H9N

Quantity Value Units Method Reference Comment
Δr-13.2kJ/molEqkIssoire and Long, 1960gas phase; ALS

Henry's Law data

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, 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: Rolf Sander

Henry's Law constant (water solution)

kH(T) = H exp(d(ln(kH))/d(1/T) ((1/T) - 1/(298.15 K)))
H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(kH))/d(1/T) = Temperature dependence constant (K)

H (mol/(kg*bar)) d(ln(kH))/d(1/T) (K) Method Reference
9.5 MN/A

Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law 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
L - Sharon G. Lias

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

Quantity Value Units Method Reference Comment
IE (evaluated)7.85 ± 0.05eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)948.9kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity918.1kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
7.8PEAue and Bowers, 1979LLK
8.40EIBaldwin, Loudon, et al., 1977LLK
7.8 ± 0.1PEAue, Webb, et al., 1976LLK
7.88PEVovna and Vilesov, 1974LLK
7.83 ± 0.05PEAkopyan and Loginov, 1974LLK
7.83 ± 0.02PEMaier and Turner, 1973LLK
7.95 ± 0.10PIAdamchuk, Dmitriev, et al., 1972LLK
7.80PECornford, Frost, et al., 1971LLK
7.82 ± 0.02PIWatanabe and Mottl, 1957RDSH
8.54PEElbel, Dieck, et al., 1982Vertical value; LBLHLM
8.47PEKobayashi, 1978Vertical value; LLK
8.45PEDaamen and Oskam, 1978Vertical value; LLK
8.44PEKimura and Osafune, 1975Vertical value; LLK
8.560PEAue, Webb, et al., 1975Vertical value; LLK
8.54PEElbel, Bergmann, et al., 1974Vertical value; LLK
8.5PESchafer and Schweig, 1972Vertical value; LLK
8.45 ± 0.01PELloyd and Lynaugh, 1972Vertical value; LLK
8.5 ± 0.1PECradock, Ebsworth, et al., 1972Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CH3+14.9(CH3)2NEISenSharma and Franklin, 1973LLK
CH3+14.0 ± 0.1?EIGowenlock, Jones, et al., 1961RDSH
C2H6N+11.25CH3EILoudon and Webb, 1977LLK
C2H6N+10.68 ± 0.09CH3EISolka and Russell, 1974LLK
C2H6N+12.3 ± 0.1CH3EIFisher and Henderson, 1967RDSH
C2H6N+12.3 ± 0.1CH3EIGowenlock, Jones, et al., 1961RDSH
C3H8N+9.38HEILossing, Lam, et al., 1981LLK
C3H8N+10.55?EILoudon and Webb, 1977LLK
C3H8N+9.8 ± 0.1HEITaft, Martin, et al., 1965RDSH

De-protonation reactions

C3H8N- + Hydrogen cation = Methylamine, N,N-dimethyl-

By formula: C3H8N- + H+ = C3H9N

Quantity Value Units Method Reference Comment
Δr>1699.6 ± 2.5kJ/molG+TSMacKay and Bohme, 1978gas phase; Computations put dHacid ca. 412 kcal/mol; B
Quantity Value Units Method Reference Comment
Δr>1665.2kJ/molIMRBMacKay and Bohme, 1978gas phase; Computations put dHacid ca. 412 kcal/mol; B

Ion clustering data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law 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:
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

C3H9Sn+ + Methylamine, N,N-dimethyl- = (C3H9Sn+ • Methylamine, N,N-dimethyl-)

By formula: C3H9Sn+ + C3H9N = (C3H9Sn+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr191.kJ/molPHPMSStone and Splinter, 1984gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr130.J/mol*KN/AStone and Splinter, 1984gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
120.525.PHPMSStone and Splinter, 1984gas phase; switching reaction((CH3)3Sn+)CH3OH, Entropy change calculated or estimated; M

C3H10N+ + Methylamine, N,N-dimethyl- = (C3H10N+ • Methylamine, N,N-dimethyl-)

By formula: C3H10N+ + C3H9N = (C3H10N+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr92.0kJ/molPHPMSEl-Shall, Daly, et al., 1992gas phase; M
Δr92.0kJ/molPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr94.6kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M
Δr94.1kJ/molPHPMSYamdagni and Kebarle, 1973gas phase; M
Quantity Value Units Method Reference Comment
Δr114.J/mol*KPHPMSEl-Shall, Daly, et al., 1992gas phase; M
Δr114.J/mol*KPHPMSMeot-Ner (Mautner), 1992gas phase; M
Δr134.J/mol*KPHPMSYamdagni and Kebarle, 1973gas phase; M

(C3H10N+ • Methylamine, N,N-dimethyl-) + Methylamine, N,N-dimethyl- = (C3H10N+ • 2Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • C3H9N) + C3H9N = (C3H10N+ • 2C3H9N)

Quantity Value Units Method Reference Comment
Δr29.kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M

(C3H10N+ • 2Methylamine, N,N-dimethyl-) + Methylamine, N,N-dimethyl- = (C3H10N+ • 3Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • 2C3H9N) + C3H9N = (C3H10N+ • 3C3H9N)

Quantity Value Units Method Reference Comment
Δr27.kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M

(C3H10N+ • 3Methylamine, N,N-dimethyl-) + Methylamine, N,N-dimethyl- = (C3H10N+ • 4Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • 3C3H9N) + C3H9N = (C3H10N+ • 4C3H9N)

Quantity Value Units Method Reference Comment
Δr35.kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M

(C3H10N+ • 4Methylamine, N,N-dimethyl-) + Methylamine, N,N-dimethyl- = (C3H10N+ • 5Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • 4C3H9N) + C3H9N = (C3H10N+ • 5C3H9N)

Quantity Value Units Method Reference Comment
Δr37.kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M

(C3H10N+ • 5Methylamine, N,N-dimethyl-) + Methylamine, N,N-dimethyl- = (C3H10N+ • 6Methylamine, N,N-dimethyl-)

By formula: (C3H10N+ • 5C3H9N) + C3H9N = (C3H10N+ • 6C3H9N)

Quantity Value Units Method Reference Comment
Δr31.kJ/molMKERWei, Tzeng, et al., 1991gas phase; from graph; M

(C3H10N+ • Methylamine, N,N-dimethyl- • Water) + Methylamine, N,N-dimethyl- = (C3H10N+ • 2Methylamine, N,N-dimethyl- • Water)

By formula: (C3H10N+ • C3H9N • H2O) + C3H9N = (C3H10N+ • 2C3H9N • H2O)

Quantity Value Units Method Reference Comment
Δr46.0kJ/molPHPMSEl-Shall, Daly, et al., 1992gas phase; M

Potassium ion (1+) + Methylamine, N,N-dimethyl- = (Potassium ion (1+) • Methylamine, N,N-dimethyl-)

By formula: K+ + C3H9N = (K+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr83.7kJ/molHPMSDavidson and Kebarle, 1976gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976, 2; M
Quantity Value Units Method Reference Comment
Δr97.9J/mol*KHPMSDavidson and Kebarle, 1976gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976, 2; M
Quantity Value Units Method Reference Comment
Δr54.4kJ/molHPMSDavidson and Kebarle, 1976gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976, 2; M

Lithium ion (1+) + Methylamine, N,N-dimethyl- = (Lithium ion (1+) • Methylamine, N,N-dimethyl-)

By formula: Li+ + C3H9N = (Li+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr176.kJ/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M
Δr170.kJ/molICRStaley and Beauchamp, 1975gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970; M
Quantity Value Units Method Reference Comment
Δr120.J/mol*KN/AWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M
Quantity Value Units Method Reference Comment
Δr140.kJ/molICRWoodin and Beauchamp, 1978gas phase; switching reaction(Li+)H2O, Entropy change calculated or estimated; Dzidic and Kebarle, 1970 extrapolated; M

Sodium ion (1+) + Methylamine, N,N-dimethyl- = (Sodium ion (1+) • Methylamine, N,N-dimethyl-)

By formula: Na+ + C3H9N = (Na+ • C3H9N)

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
79.5298.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, Henry's Law 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, Henry's Law 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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on behalf of the United States of America. All rights reserved.
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NIST MS number 233394

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Gas Chromatography

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law 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, polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
PackedPEG-2000152.576.Anderson, Jurel, et al., 1973He, Celite 545 (44-60 mesh); Column length: 3. m
PackedPEG-2000179.570.Anderson, Jurel, et al., 1973He, Celite 545 (44-60 mesh); Column length: 3. m

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

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-5MS479.Bonaiti, Irlinger, et al., 200530. m/0.25 mm/0.25 μm, He; Program: 5C(8min) => 3C/min => 20C => 10C/min => 150C(10min)

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax609.Lee, Suriyaphan, et al., 200160. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 40. C; Tend: 200. C
CapillaryDB-Wax609.Lee, Suriyaphan, et al., 200160. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 40. C; Tend: 200. C
CapillaryDB-Wax570.Shimoda, Peralta, et al., 199660. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 50. C; Tend: 230. C

Van Den Dool and Kratz RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryFFAP553.Ranau and Steinhart, 200560. m/0.25 mm/0.5 μm, He; Program: 50C(3min) => 3C/min => 100C => 10C/min => 220C (13.5min)

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryOV-101518.Zenkevich, 200525. m/0.20 mm/0.10 μm, N2/He, 6. K/min; Tstart: 50. C; Tend: 250. C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-5 MS503.Kotowska, Zalikowski, et al., 201230. m/0.25 mm/0.25 μm, Helium; Program: not specified

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax546.Rochat, Egger, et al., 200930. m/0.25 mm/0.25 μm, Helium, 60. C @ 3. min, 8. K/min, 200. C @ 9.5 min
CapillaryDB-Wax554.Rochat, Egger, et al., 200930. m/0.25 mm/0.25 μm, Helium, 60. C @ 3. min, 8. K/min, 200. C @ 9.5 min
CapillaryDB-Wax570.Rochat, Egger, et al., 200930. m/0.25 mm/0.25 μm, Helium, 60. C @ 3. min, 8. K/min, 200. C @ 9.5 min

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax561.Rochat, Egger, et al., 200930. m/0.25 mm/0.25 μm, Helium; Program: not specified
CapillaryCP-Wax 52CB610.Muresan, Eillebrecht, et al., 200050. m/0.32 mm/1.2 μm; Program: 40C(10min) => 3C/min => 190C => 10C/min => 250C(5min)

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law 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.

Issoire and Long, 1960
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Lemoult, 1907
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Muller, 1910
Muller, J.-A., Sur les chaleurs de combustion et les poids specifiques des methylamines, Ann. Chim. Phys., 1910, 20, 116-130. [all data]

Aston, Sagenkahn, et al., 1944
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Roberts, Emeleus, et al., 1939
Roberts, E.R.; Emeleus, H.J.; Briscoe, H.V.A., Preparation and Prop. of Ethyldideuteramine and Dimethyldeuteramine, J. Chem. Soc., 1939, 1939, 41. [all data]

Simon and Huter, 1935
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Simon and Huter, 1935, 2
Simon, A.; Huter, J., Z. Elektrochem., 1935, 41, 294. [all data]

Wiberg and Sutterlin, 1935
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Aston, J.G.; Sagenkahn, M.L.; Szasz, G.J.; Moessen, G.W.; Zuhr, H.F., The Heat Capacity and Entropy, Heats of Fusion and Vaporization and the Vapor Pressure of Trimethylamine. The Entropy From Spectroscopic and Molecular Data, J. Am. Chem. Soc., 1944, 66, 1171. [all data]

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Day, H.O.; Felsing, W.A., Some Vapor Pressures and the Critical Constants of Trimethylamine, J. Am. Chem. Soc., 1950, 72, 4, 1698-1699, https://doi.org/10.1021/ja01160a077 . [all data]

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Aston, J.G.; Sagenkahn, M.L.; Szasz, G.J.; Moessen, G.W.; Zuhr, H.F., The heat capacity and entropy, heats of fusion and vaporization and the vapor pressure of trimethylamine. The entropy from spectroscopic and molecular data, J. Am. Chem. Soc., 1944, 66, 1171-11. [all data]

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Dzidic and Kebarle, 1970
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Yamdagni and Kebarle, 1973
Yamdagni, R.; Kebarle, P., Gas - Phase Basicites of Amines. Hydrogen Bonding in Proton - Bound Amine Dimers and Proton - Induced Cyclization of alpha, omega - Diamines, J. Am. Chem. Soc., 1973, 95, 11, 3504, https://doi.org/10.1021/ja00792a010 . [all data]

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Davidson, W.R.; Kebarle, P., Ionic Solvation by Aprotic Solvents. Gas Phase Solvation of the Alkali Ions by Acetonitrile, J. Am. Chem. Soc., 1976, 98, 20, 6125, https://doi.org/10.1021/ja00436a010 . [all data]

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Lee, Suriyaphan, et al., 2001
Lee, G.-H.; Suriyaphan, O.; Cadwallader, K.R., Aroma components of cooked tail meat of American lobster (Homarus americanus), J. Agric. Food Chem., 2001, 49, 9, 4324-4332, https://doi.org/10.1021/jf001523t . [all data]

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Zenkevich, I.G., Experimentally measured retention indices., 2005. [all data]

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Muresan, S.; Eillebrecht, M.A.J.L.; de Rijk, T.C.; de Jonge, H.G.; Leguijt, T.; Nijhuis, H.H., Aroma profile development of intermediate chocolate products. I. Volatile constituents of block-milk, Food Chem., 2000, 68, 2, 167-174, https://doi.org/10.1016/S0308-8146(99)00171-5 . [all data]


Notes

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