Propane, 2-(methylthio)-

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Condensed phase thermochemistry data

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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-29.81 ± 0.18kcal/molCcrHubbard, Good, et al., 1958Reanalyzed by Cox and Pilcher, 1970, Original value = -29.61 ± 0.18 kcal/mol; ALS
Quantity Value Units Method Reference Comment
Δcliquid-831.93 ± 0.14kcal/molCcrHubbard, Good, et al., 1958Reanalyzed by Cox and Pilcher, 1970, Original value = -831.77 ± 0.14 kcal/mol; ALS
Quantity Value Units Method Reference Comment
liquid62.880cal/mol*KN/AMcCullough, Finke, et al., 1955DH

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
41.200298.15McCullough, Finke, et al., 1955T = 12 to 344 K.; DH

Phase change data

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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
AC - William E. Acree, Jr., James S. Chickos
DRB - Donald R. Burgess, Jr.
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
Tboil359. ± 7.KAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus171.64KN/AHaines, Helm, et al., 1956Uncertainty assigned by TRC = 0.06 K; TRC
Tfus171.67KN/AMcallan, Cullum, et al., 1951Uncertainty assigned by TRC = 0.1 K; TRC
Quantity Value Units Method Reference Comment
Ttriple171.65KN/AMcCullough, Finke, et al., 1955, 2Uncertainty assigned by TRC = 0.06 K; TRC
Quantity Value Units Method Reference Comment
Tc549.5KN/AMajer and Svoboda, 1985 
Quantity Value Units Method Reference Comment
Δvap8.184kcal/molN/AMajer and Svoboda, 1985 
Δvap8.15kcal/molN/AReid, 1972AC
Δvap8.37kcal/molN/AHubbard, Good, et al., 1958DRB
Δvap8.175kcal/molVMcCullough, Finke, et al., 1955, 3ALS

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
7.340357.9N/AMajer and Svoboda, 1985 
8.08313.A,EBStephenson and Malanowski, 1987Based on data from 298. to 368. K. See also White, Barnard--Smith, et al., 1952.; AC
7.89 ± 0.02318.CMcCullough, Finke, et al., 1955AC
7.65 ± 0.02336.CMcCullough, Finke, et al., 1955AC
7.34 ± 0.02358.CMcCullough, Finke, et al., 1955AC

Enthalpy of vaporization

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

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Temperature (K) A (kcal/mol) β Tc (K) Reference Comment
318. to 358.11.810.2789549.5Majer and Svoboda, 1985 

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
2.236171.65McCullough, Finke, et al., 1955DH
2.24171.7Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
13.03171.65McCullough, Finke, et al., 1955DH

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:


Gas phase ion energetics data

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

Data compiled by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV) Method Reference
8.7 ± 0.2EIHobrock and Kiser, 1963

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CHS+16.4 ± 0.4?EIHobrock and Kiser, 1963 
CH2S+15.5 ± 0.4?EIHobrock and Kiser, 1963 
CH3+19.4 ± 0.5?EIHobrock and Kiser, 1963 
CH3S+15.3 ± 0.2?EIHobrock and Kiser, 1963 
CH4S+12.0 ± 0.2?EIHobrock and Kiser, 1963 
CH5S+12.1 ± 0.2?EIHobrock and Kiser, 1963 
C2H3+16.5 ± 0.5?EIHobrock and Kiser, 1963 
C2H3S+16.1 ± 0.3?EIHobrock and Kiser, 1963 
C2H5S+13.5 ± 0.3?EIHobrock and Kiser, 1963 
C3H3+21.0 ± 0.5?EIHobrock and Kiser, 1963 
C3H5+15.2 ± 0.2?EIHobrock and Kiser, 1963 
C3H6+13.5?EIHobrock and Kiser, 1963 
C3H7+12.7 ± 0.2?EIHobrock and Kiser, 1963 
C3H7S+11.7 ± 0.2CH3EIHobrock and Kiser, 1963 

Mass spectrum (electron ionization)

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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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Mass 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.
NIST MS number 19565

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References

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

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

Hubbard, Good, et al., 1958
Hubbard, W.N.; Good, W.D.; Waddington, G., The heats of combustion, formation and isomerization of the seven isomeric C4H10S alkane thiols and sulfides, J. Phys. Chem., 1958, 62, 614-617. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

McCullough, Finke, et al., 1955
McCullough, J.P.; Finke, H.L.; Messerly, J.F.; Pennington, R.E.; Hossenlopp, I.A.; Waddington, G., 3-Methyl-2-thiabutane: calorimetric studies from 12 to 500 K., the chemical thermodynamic properties from 0 to 1000 K, J. Am. Chem. Soc., 1955, 77, 6119-6125. [all data]

Haines, Helm, et al., 1956
Haines, W.E.; Helm, R.V.; Cook, G.L.; Ball, J.S., Purification and Properties of Organic Sulfur Compounds, J. Phys. Chem., 1956, 60, 549-55. [all data]

Mcallan, Cullum, et al., 1951
Mcallan, D.T.; Cullum, T.V.; Dean, R.A.; Fidler, F.A., The Preparation and Properties of Sulfur Compounds Related to Petroleum I. The Dialkyl Sulfides and Disulfides, J. Am. Chem. Soc., 1951, 73, 3627-32. [all data]

McCullough, Finke, et al., 1955, 2
McCullough, J.P.; Finke, H.L.; Messerly, J.F.; Pennington, R.E.; Hossenlopp, I.A.; Waddington, G., 3-Methyl-2-thiabutane: Calorimetric Studies from 12 to 500 K; the Chemical Thermodynamic Properties from 0 to 1000 K, J. Am. Chem. Soc., 1955, 77, 6119-25. [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Reid, 1972
Reid, Robert C., Handbook on vapor pressure and heats of vaporization of hydrocarbons and related compounds, R. C. Wilhort and B. J. Zwolinski, Texas A Research Foundation. College Station, Texas(1971). 329 pages.$10.00, AIChE J., 1972, 18, 6, 1278-1278, https://doi.org/10.1002/aic.690180637 . [all data]

McCullough, Finke, et al., 1955, 3
McCullough, J.P.; Finke, H.L.; Messerly, J.F.; Pennington, R.E.; Hossenlopp, I.A.; Waddington, G., 3-Methyl-2-thiabutane: Calorimetric studies from 12 to 500°K.; the chemical thermodynamic properties from 0 to 1000°K, J. Am. Chem. Soc., 1955, 77, 6119-61. [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]

White, Barnard--Smith, et al., 1952
White, P.T.; Barnard--Smith, D.G.; Fidler, F.A., Vapor Pressure--Temperature Relationships of Sulfur Compounds Related to Petroleum, Ind. Eng. Chem., 1952, 44, 6, 1430-1438, https://doi.org/10.1021/ie50510a064 . [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Hobrock and Kiser, 1963
Hobrock, B.G.; Kiser, R.W., Electron impact investigations of sulfur compounds. II. 3-Methyl-2-thiabutane, 4-thia-1-pentene, and 3,4-dithiahexane, J. Phys. Chem., 1963, 67, 648. [all data]


Notes

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