Cyclohexane, (1-methylpropyl)-
- Formula: C10H20
- Molecular weight: 140.2658
- IUPAC Standard InChIKey: QTYARKOMFKRPSY-UHFFFAOYSA-N
- CAS Registry Number: 7058-01-7
- 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. - Stereoisomers:
- Other names: Cyclohexane, sec-butyl-; sec-Butylcyclohexane; 2-Cyclohexylbutane; s-Butylcyclohexane
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Phase change data
Go To: Top, Gas phase ion energetics data, 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
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 452.5 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 452.48 | K | N/A | Forziati and Rossini, 1949 | Uncertainty assigned by TRC = 0.03 K; TRC |
Tboil | 452.9 | K | N/A | Smith and Pennekamp, 1945 | Uncertainty assigned by TRC = 0.5 K; TRC |
Tboil | 452.2 | K | N/A | Signaigo and Cramer, 1933 | Uncertainty assigned by TRC = 2. K; TRC |
Tboil | 450.3 | K | N/A | Timmermans, 1927 | Uncertainty assigned by TRC = 0.5 K; sourec or data not clear; TRC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
44.1 | 384. | A | Stephenson and Malanowski, 1987 | Based on data from 369. to 455. K. See also Forziati, Norris, et al., 1949.; 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 |
---|---|---|---|---|
364.61 to 453.57 | 4.01397 | 1529.373 | -70.93 | Forziati, Norris, et al., 1949, 2 |
Gas phase ion energetics data
Go To: Top, Phase change data, 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:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.23 | EQ | Sieck and Mautner(Meot-Ner), 1982 | LBLHLM |
9.51 ± 0.03 | PE | Rang, Paldoia, et al., 1974 | LLK |
References
Go To: Top, Phase change data, Gas phase ion energetics 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]
Forziati and Rossini, 1949
Forziati, A.F.; Rossini, F.D.,
J. Res. Natl. Bur. Stand. (U. S.), 1949, 43, 473. [all data]
Smith and Pennekamp, 1945
Smith, H.A.; Pennekamp, E.F.H.,
The Catalytic Hydrogenation of the Benzene Nucleus II. The Hydrogenation of Benzene and Mono-alkylkbenzenes,
J. Am. Chem. Soc., 1945, 67, 276. [all data]
Signaigo and Cramer, 1933
Signaigo, F.K.; Cramer, P.L.,
The preparation of some mono- and dialkylcylohexanes,
J. Am. Chem. Soc., 1933, 55, 3326-32. [all data]
Timmermans, 1927
Timmermans, J.,
The Melting Point of Organic Substances,
Bull. Soc. Chim. Belg., 1927, 36, 502. [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]
Forziati, Norris, et al., 1949
Forziati, Alphonse F.; Norris, William R.; Rossini, Frederick D.,
Vapor pressures and boiling points of sixty API-NBS hydrocarbons,
J. RES. NATL. BUR. STAN., 1949, 43, 6, 555-17, https://doi.org/10.6028/jres.043.050
. [all data]
Forziati, Norris, et al., 1949, 2
Forziati, A.F.; Norris, W.R.; Rossini, F.D.,
Vapor Pressures and Boiling Points of Sixty API-NBS Hydrocarbons,
J. Res. Natl. Bur. Stand. (U.S.), 1949, 43, 6, 555-563, https://doi.org/10.6028/jres.043.050
. [all data]
Sieck and Mautner(Meot-Ner), 1982
Sieck, L.W.; Mautner(Meot-Ner), M.,
Ionization energies and entropies of cycloalkanes. Kinetics of free energy controlled charge-transfer reactions,
J. Phys. Chem., 1982, 86, 3646. [all data]
Rang, Paldoia, et al., 1974
Rang, S.; Paldoia, P.; Talvari, A.,
Ionization potentials of unsaturated hydrocarbons. 2. Mono-substituted cyclopentenes and cyclohexenes,
Eesti. NSV Tead. Akad. Toim., 1974, 354. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
Tboil Boiling point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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