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Cyclopentane, (methylthio)-

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Gas 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafgas-64.35 ± 0.96kJ/molCcrGood, 1972 

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
Deltafliquid-109.5 ± 0.92kJ/molCcrGood, 1972ALS
Quantity Value Units Method Reference Comment
Deltacliquid-4568.26 ± 0.84kJ/molCcrGood, 1972ALS
Quantity Value Units Method Reference Comment
liquid285.47J/mol*KN/AMesserly, Finke, et al., 1974DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
192.92298.15Messerly, Finke, et al., 1974T = 10 to 370 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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil431.7KN/AWeast and Grasselli, 1989BS
Quantity Value Units Method Reference Comment
Ttriple169.340KN/AMesserly, Finke, et al., 1974, 2Crystal phase 2 phase; Uncertainty assigned by TRC = 0.04 K; TRC
Ttriple169.850KN/AMesserly, Finke, et al., 1974, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 0.04 K; TRC
Ttriple169.86KN/AMcCullough and Waddington, 1957Uncertainty assigned by TRC = 0.06 K; IPTS-48, from fast crystallization; TRC
Ttriple169.86KN/AMcCullough and Waddington, 1957Uncertainty assigned by TRC = 0.06 K; IPTS-48, from slow crystalization; TRC
Quantity Value Units Method Reference Comment
Deltavap45.1 ± 0.2kJ/molVGood, 1972ALS
Deltavap45.2kJ/molN/AGood, 1972DRB
Deltavap45.1 ± 0.1kJ/molN/AGood, 1972See also Osborn and Douslin, 1966.; AC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
41.7369.A,EBStephenson and Malanowski, 1987Based on data from 354. - 473. K. See also Osborn and Douslin, 1966.; AC

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
355.89 - 472.124.069521483.379-64.366Osborn and Douslin, 1966

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
9.2169.9Messerly, Finke, et al., 1974AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
5.44165.Messerly, Finke, et al., 1974, 3CAL
54.31169.9

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.895165.0crystaline, IIcrystaline, IMesserly, Finke, et al., 1974DH
9.226169.85crystaline, IliquidMesserly, Finke, et al., 1974DH
10.104169.34crystaline, IIliquidMesserly, Finke, et al., 1974DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
5.42165.0crystaline, IIcrystaline, IMesserly, Finke, et al., 1974DH
54.32169.85crystaline, IliquidMesserly, Finke, et al., 1974DH
59.67169.34crystaline, IIliquidMesserly, Finke, et al., 1974DH

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:


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 1965

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.


UV/Visible spectrum

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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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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UVVis spectrum
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Additional Data

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Source Bol'shakov, et al., 1969
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 20126
Instrument unknown

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), UV/Visible spectrum, Notes

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

Good, 1972
Good, W.D., Enthalpies of combustion of 18 organic sulfur compounds related to petroleum, J. Chem. Eng. Data, 1972, 17, 158-162. [all data]

Messerly, Finke, et al., 1974
Messerly, J.F.; Finke, H.L.; Todd, S.S., Low-temperature thermal studies on six organo-sulfur compounds, J. Chem. Thermodynam., 1974, 6, 635-657. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Messerly, Finke, et al., 1974, 2
Messerly, J.F.; Finke, H.L.; Todd, S.S., Low-temperature thermal sudies on six organo-sulfur compounds, J. Chem. Thermodyn., 1974, 6, 635-57. [all data]

McCullough and Waddington, 1957
McCullough, J.P.; Waddington, G., Melting-point purity determinations: limitations as evidenced by calorimetric studies in the melting region, Anal. Chim. Acta, 1957, 17, 80. [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]

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]

Messerly, Finke, et al., 1974, 3
Messerly, J.F.; Finke, H.L.; Todd, S.S., Low-temperature thermal studies on six organo-sulfur compounds, J. Chem. Thermodyn., 1974, 6, 7, 635, https://doi.org/10.1016/0021-9614(74)90115-3 . [all data]

Bol'shakov, et al., 1969
Bol'shakov, G.F., et al., Ultraviolet spectra of heteroorganic compounds, 1969, 108. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), UV/Visible spectrum, References