Cyclopentane, (methylthio)-
- Formula: C6H12S
- Molecular weight: 116.224
- IUPAC Standard InChIKey: OTQVGYMGQKHLMY-UHFFFAOYSA-N
- CAS Registry Number: 7133-36-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Sulfide, cyclopentyl methyl; Cyclopentyl methyl sulfide; Methyl cyclopentyl sulfide; Methylthiocyclopentane; Cyclopentyl methyl sulphide; (Methylsulfanyl)cyclopentane; Cyclopentyl-1-thiaethane
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Phase change data
Go To: Top, 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.
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 |
---|---|---|---|---|---|
Tboil | 431.7 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 169.340 | K | N/A | Messerly, Finke, et al., 1974 | Crystal phase 2 phase; Uncertainty assigned by TRC = 0.04 K; TRC |
Ttriple | 169.850 | K | N/A | Messerly, Finke, et al., 1974 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.04 K; TRC |
Ttriple | 169.86 | K | N/A | McCullough and Waddington, 1957 | Uncertainty assigned by TRC = 0.06 K; IPTS-48, from fast crystallization; TRC |
Ttriple | 169.86 | K | N/A | McCullough and Waddington, 1957 | Uncertainty assigned by TRC = 0.06 K; IPTS-48, from slow crystalization; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 45.1 ± 0.2 | kJ/mol | V | Good, 1972 | ALS |
ΔvapH° | 45.2 | kJ/mol | N/A | Good, 1972 | DRB |
ΔvapH° | 45.1 ± 0.1 | kJ/mol | N/A | Good, 1972 | See also Osborn and Douslin, 1966.; AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
41.7 | 369. | A,EB | Stephenson and Malanowski, 1987 | Based on data from 354. to 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)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference |
---|---|---|---|---|
355.89 to 472.12 | 4.06952 | 1483.379 | -64.366 | Osborn and Douslin, 1966 |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
9.2 | 169.9 | Messerly, Finke, et al., 1974, 2 | AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
5.44 | 165. | Messerly, Finke, et al., 1974, 3 | CAL |
54.31 | 169.9 |
Enthalpy of phase transition
ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
0.895 | 165.0 | crystaline, II | crystaline, I | Messerly, Finke, et al., 1974, 2 | DH |
9.226 | 169.85 | crystaline, I | liquid | Messerly, Finke, et al., 1974, 2 | DH |
10.104 | 169.34 | crystaline, II | liquid | Messerly, Finke, et al., 1974, 2 | DH |
Entropy of phase transition
ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
5.42 | 165.0 | crystaline, II | crystaline, I | Messerly, Finke, et al., 1974, 2 | DH |
54.32 | 169.85 | crystaline, I | liquid | Messerly, Finke, et al., 1974, 2 | DH |
59.67 | 169.34 | crystaline, II | liquid | Messerly, Finke, et al., 1974, 2 | DH |
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.
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
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]
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]
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, 2
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]
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]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Ttriple Triple point temperature ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.