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2-Propanethiol

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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
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis

Quantity Value Units Method Reference Comment
Tboil328. ± 5.KAVGN/AAverage of 20 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus142.61KN/AHaines, Helm, et al., 1956Uncertainty assigned by TRC = 0.07 K; TRC
Tfus142.61KN/AAnonymous, 1954Uncertainty assigned by TRC = 0.06 K; TRC
Tfus142.52KN/ADenyer, Fidler, et al., 1949Uncertainty assigned by TRC = 0.2 K; TRC
Tfus142.5KN/AEllis and Reid, 1932Uncertainty assigned by TRC = 0.3 K; TRC
Quantity Value Units Method Reference Comment
Ttriple142.6300KN/AMcCullough, Finke, et al., 1954Crystal phase 1 phase; Uncertainty assigned by TRC = 0.08 K; TRC
Ttriple142.6400KN/AMcCullough, Finke, et al., 1954Crystal phase 1 phase; Uncertainty assigned by TRC = 0.06 K; TRC
Ttriple142.63KN/AAnonymous, 1951Uncertainty assigned by TRC = 0.1 K; TRC
Quantity Value Units Method Reference Comment
Tc517.3KN/AMajer and Svoboda, 1985 
Quantity Value Units Method Reference Comment
Deltavap7.082kcal/molN/AMajer and Svoboda, 1985 
Deltavap7.19kcal/molA,EBStephenson and Malanowski, 1987Based on data from 283. - 358. K. See also McCullough, Scott, et al., 1954, Osborn and Douslin, 1966, and Hubbard and Waddington, 2010.; AC
Deltavap7.05kcal/molN/AReid, 1972AC
Deltavap7.10kcal/molN/AHubbard and Waddington, 1954DRB
Deltavap7.038kcal/molVMcCullough, Finke, et al., 1954, 2ALS

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Reference Comment
6.671325.7Majer and Svoboda, 1985 
6.6707325.72McCullough, Finke, et al., 1954, 3P = 101.325 kPa; DH
7.62257.Dykyj, Svoboda, et al., 1999Based on data from 242. - 348. K.; AC

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) beta Tc (K) Reference Comment
290. - 326.10.610.2863517.3Majer and Svoboda, 1985 

Entropy of vaporization

DeltavapS (cal/mol*K) Temperature (K) Reference Comment
20.48325.72McCullough, Finke, et al., 1954, 3P; DH

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
283.84 - 358.943.996531113.895-46.993Osborn and Douslin, 1966

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Reference Comment
1.37142.6Domalski and Hearing, 1996AC

Entropy of fusion

DeltafusS (cal/mol*K) Temperature (K) Reference Comment
0.11112.5Domalski and Hearing, 1996CAL
9.610142.6

Enthalpy of phase transition

DeltaHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.01263112.5crystaline, IIcrystaline, IMcCullough, Finke, et al., 1954, 3DH
1.371142.64crystaline, IliquidMcCullough, Finke, et al., 1954, 3DH

Entropy of phase transition

DeltaStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
0.11112.5crystaline, IIcrystaline, IMcCullough, Finke, et al., 1954, 3DH
9.610142.64crystaline, IliquidMcCullough, Finke, et al., 1954, 3DH

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:


References

Go To: Top, Phase change data, Notes

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

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]

Anonymous, 1954
Anonymous, R., , Am. Pet. Inst. Res. Proj. 45, Tech. Rep. 13, Ohio State Univ., 1954. [all data]

Denyer, Fidler, et al., 1949
Denyer, R.L.; Fidler, F.A.; Lowry, R.A., Azeotrope Formation Between Thiols and Hydrocarbons, Ind. Eng. Chem., 1949, 41, 2727-37. [all data]

Ellis and Reid, 1932
Ellis, L.M.; Reid, E.E., The Preparation and Properties of A Double Series of Aliphatic Mercaptans, J. Am. Chem. Soc., 1932, 54, 1674. [all data]

McCullough, Finke, et al., 1954
McCullough, J.P.; Finke, H.L.; Scott, D.W.; Gross, M.E.; Messerly, J.F.; Pennington, R.E.; Waddington, G., 2-Propanethiol: Experimental Thermodynamic Studies from 12 to 500 K. The Chemical Thermodynamic Properties from 0 to 1000 K, J. Am. Chem. Soc., 1954, 76, 4796-802. [all data]

Anonymous, 1951
Anonymous, R., , Sunbury Rep. No. 4199, Anglo-Iranian Oil Co., 1951. [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]

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]

McCullough, Scott, et al., 1954
McCullough, J.P.; Scott, D.W.; Pennington, R.E.; Hossenlopp, I.A.; Waddington, Guy, Nitromethane: The Vapor Heat Capacity, Heat of Vaporization, Vapor Pressure and Gas Imperfection; the Chemical Thermodynamic Properties from 0 to 1500°K., J. Am. Chem. Soc., 1954, 76, 19, 4791-4796, https://doi.org/10.1021/ja01648a008 . [all data]

Osborn and Douslin, 1966
Osborn, A.G.; Douslin, D.R., Vapor Pressure Relations of 36 Sulfur Compounds Present in Petroleum., J. Chem. Eng. Data, 1966, 11, 4, 502-509, https://doi.org/10.1021/je60031a014 . [all data]

Hubbard and Waddington, 2010
Hubbard, Ward N.; Waddington, Guy, The heats of combustion, formation and isomerization of propanethiol-1, propane-thiol-2 and 2-thiabutane, Recl. Trav. Chim. Pays-Bas, 2010, 73, 11, 910-923, https://doi.org/10.1002/recl.19540731107 . [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]

Hubbard and Waddington, 1954
Hubbard, W.N.; Waddington, G., The heat of combustion, formation and isomerization of propanethiol-1, propane-thiol-2 and 2-thiabutane, Rec. Trav. Chim. Pays/Bas, 1954, 73, 910. [all data]

McCullough, Finke, et al., 1954, 2
McCullough, J.P.; Finke, H.L.; Scott, D.W.; Gross, M.E.; Messerly, J.F.; Pennington, R.E.; Waddington, G., 2-Propanethiol: Experimental thermodynamic studies from 12 to 500°K. The chemical thermodynamic properties from 0 to 1000°K, J. Am. Chem. Soc., 1954, 76, 4796-48. [all data]

McCullough, Finke, et al., 1954, 3
McCullough, J.P.; Finke, H.L.; Gross, M.E.; Messerly, J.F.; Pennington, R.E.; Waddington, G., 2-Propanethiol: experimental thermodynamic studies from 12 to 500 K. The chemical thermodynamic properties from 0 to 1000 K, J. Am. Chem. Soc., 1954, 76, 4796-4802. [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]

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]


Notes

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