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1-Butanethiol

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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 by: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
liquid275.98J/mol*KN/AScott, Finke, et al., 1957 

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
171.39300.Tutubalina, Gabdrakhmanov, et al., 1982T = 273 to 373 K. Cp = 155.76 + 2.780x10-2T + 8.100x10-5T2.
172.30298.15Scott, Finke, et al., 1957T = 12 to 314 K.

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
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
Tboil371. ± 2.KAVGN/AAverage of 19 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus157.48KN/AHaines, Helm, et al., 1956Uncertainty assigned by TRC = 0.07 K; TRC
Tfus157.03KN/ADenyer, Fidler, et al., 1949Uncertainty assigned by TRC = 0.25 K; TRC
Tfus157.3KN/ATeets, 1934Uncertainty assigned by TRC = 0.5 K; TRC
Tfus157.3KN/AEllis and Reid, 1932Uncertainty assigned by TRC = 0.3 K; TRC
Quantity Value Units Method Reference Comment
Ttriple157.47KN/AScott, Finke, et al., 1957, 2Uncertainty assigned by TRC = 0.05 K; TRC
Quantity Value Units Method Reference Comment
Tc570.1KN/ATeja and Anselme, 1990Uncertainty assigned by TRC = 0.4 K; TRC
Tc569.2KN/AMajer and Svoboda, 1985 
Quantity Value Units Method Reference Comment
rhoc3.08mol/lN/ATeja and Anselme, 1990Uncertainty assigned by TRC = 0.07 mol/l; TRC
Quantity Value Units Method Reference Comment
Deltavap36.7kJ/molN/AMajer and Svoboda, 1985 
Deltavap36.5kJ/molN/AReid, 1972AC
Deltavap36.6 ± 0.4kJ/molVScott, Finke, et al., 1957, 3See Hubbard, Good, et al., 1958; ALS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
32.23371.6N/AMajer and Svoboda, 1985 
35.338.A,EBStephenson and Malanowski, 1987Based on data from 323. - 409. K. See also Scott, Finke, et al., 1957 and Osborn and Douslin, 1966.; AC
34.7 ± 0.1330.CScott, Finke, et al., 1957AC
33.6 ± 0.1350.CScott, Finke, et al., 1957AC
32.2 ± 0.1371.CScott, Finke, et al., 1957AC

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) beta Tc (K) Reference Comment
331. - 372.52.70.2874569.2Majer and Svoboda, 1985 

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
324.6 - 408.824.052441281.018-55.0Osborn and Douslin, 1966

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
10.460157.47Scott, Finke, et al., 1957DH
10.46157.5Domalski and Hearing, 1996AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
66.43157.47Scott, Finke, et al., 1957DH

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, Condensed phase thermochemistry data, Phase change 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 as indicated in comments:
B - John E. Bartmess
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

C4H9S- + Hydrogen cation = 1-Butanethiol

By formula: C4H9S- + H+ = C4H10S

Quantity Value Units Method Reference Comment
Deltar1480. ± 9.2kJ/molG+TSTaft and Bordwell, 1988gas phase; B
Quantity Value Units Method Reference Comment
Deltar1454. ± 8.4kJ/molIMRETaft and Bordwell, 1988gas phase; B

1-Butanamine + Ethanethioic acid, S-butyl ester = 1-Butanethiol + Acetamide, N-butyl-

By formula: C4H11N + C6H12OS = C4H10S + C6H13NO

Quantity Value Units Method Reference Comment
Deltar-57.74 ± 0.63kJ/molCmWadso, 1958liquid phase; Heat of aminolysis; ALS

Water + Ethanethioic acid, S-butyl ester = 1-Butanethiol + Acetic acid

By formula: H2O + C6H12OS = C4H10S + C2H4O2

Quantity Value Units Method Reference Comment
Deltar-4.6 ± 0.3kJ/molCmWadso, 1957liquid phase; Heat of hydrolysis; ALS

IR Spectrum

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, 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

Gas Phase Spectrum

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IR spectrum
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Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Sadtler Research Labs Under US-EPA Contract
State gas

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, 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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Mass spectrum
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Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

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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, 1994
NIST MS number 133166

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.


References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, 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.

Scott, Finke, et al., 1957
Scott, D.W.; Finke, H.L.; McCullough, J.P.; Messerly, J.F.; Pennington, R.E.; Hossenlopp, I.A.; Waddington, G., 1-Butanethiol and 2-thiapentane. Experimental thermodynamic studies between 12 and 500'K., thermodynamic functions by a refined method of increments, J. Am. Chem. Soc., 1957, 79, 1062-1068. [all data]

Tutubalina, Gabdrakhmanov, et al., 1982
Tutubalina, V.P.; Gabdrakhmanov, F.G.; Konyukhova, T.M., Study of the heat capacity of n-sulfides, 1982, Teplo-Massoobmen Khim. [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]

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]

Teets, 1934
Teets, D.E., The Relation of the Melting Point to the Number of Carbon Atoms in a Series of Normal Mercaptans, J. Am. Chem. Soc., 1934, 56, 1143. [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]

Scott, Finke, et al., 1957, 2
Scott, D.W.; Finke, H.L.; McCullough, J.P.; Messerly, J.F.; Pennington, R.E.; Hossenlopp, I.A.; Waddington, G., 1-butanethiol and 2-thiapentane. Experimental thermodynamic studies between 12 and 500 K; thermodynamic functions by a refined method of increments., J. Am. Chem. Soc., 1957, 79, 1062-8. [all data]

Teja and Anselme, 1990
Teja, A.S.; Anselme, M.J., The critical properties of thermally stable and unstable fluids. II. 1986 results, AIChE Symp. Ser., 1990, 86, 279, 122-7. [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]

Scott, Finke, et al., 1957, 3
Scott, D.W.; Finke, H.L.; McCullough, J.P.; Messerly, J.F.; Pennington, R.E.; Hossenlopp, I.A.; Waddington, G., 1-Butanethiol and 2-thiapentane. Experimental thermodynamic studies between 12 and 500°K; thermodynamic functions by a refined method of increments, J. Am. Chem. Soc., 1957, 79, 1062-10. [all data]

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]

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]

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]

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]

Taft and Bordwell, 1988
Taft, R.W.; Bordwell, F.G., Structural and Solvent Effects Evaluated from Acidities Measured in Dimethyl Sulfoxide and in the Gas Phase, Acc. Chem. Res., 1988, 21, 12, 463, https://doi.org/10.1021/ar00156a005 . [all data]

Wadso, 1958
Wadso, I., The heats of aminolysis of n-butyl thiolacetate and acetic anhydride, Acta Chem. Scand., 1958, 12, 635-640. [all data]

Wadso, 1957
Wadso, I., The heats of hydrolysis of some alkyl thiolesters, Acta Chem. Scand., 1957, 11, 1745-1751. [all data]


Notes

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