Cyclohexane, ethenyl-
- Formula: C8H14
- Molecular weight: 110.1968
- IUPAC Standard InChI: InChI=1S/C8H14/c1-2-8-6-4-3-5-7-8/h2,8H,1,3-7H2
- IUPAC Standard InChIKey: LDLDYFCCDKENPD-UHFFFAOYSA-N
- CAS Registry Number: 695-12-5
- 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: Cyclohexane, vinyl-; Cyclohexylethylene; Ethenylcyclohexane; Vinylcyclohexane; Cyclohexylethene; 1-Vinylcyclohexane
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- 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.
Condensed phase thermochemistry data
Go To: Top, Phase change data, Reaction thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°liquid | -21.22 ± 0.21 | kcal/mol | Ccb | Labbauf and Rossini, 1961 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -1209.42 ± 0.18 | kcal/mol | Ccb | Labbauf and Rossini, 1961 | Corresponding ΔfHºliquid = -21.19 kcal/mol (simple calculation by NIST; no Washburn corrections) |
Phase change data
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry 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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 401.2 | K | N/A | Weast and Grasselli, 1989 | BS |
| Tboil | 400.2 | K | N/A | Van derbij and Kooijman, 1952 | Uncertainty assigned by TRC = 1. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 146.4 ± 0.1 | K | AVG | N/A | Average of 13 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 9.50 ± 0.07 | kcal/mol | C | Fuchs and Peacock, 1979 | ALS |
| ΔvapH° | 9.49 ± 0.05 | kcal/mol | GCC | Fuchs and Peacock, 1979 | AC |
Reaction thermochemistry data
Go To: Top, Condensed phase thermochemistry data, 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 by: 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
+
=
By formula: H2 + C8H14 = C8H16
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -27.9 ± 0.8 | kcal/mol | Chyd | Rogers and McLafferty, 1971 | liquid phase; solvent: Hydrocarbon |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Labbauf and Rossini, 1961
Labbauf, A.; Rossini, F.D.,
Heats of combustion, formation, and hydrogenation of 14 selected cyclomonoolefin hydrocarbons,
J. Phys. Chem., 1961, 65, 476-480. [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]
Van derbij and Kooijman, 1952
Van derbij, J.R.; Kooijman, E.C.,
Properties of a number of cyclic olefins,
Recl. Trav. Chim. Pays-Bas, 1952, 71, 837. [all data]
Fuchs and Peacock, 1979
Fuchs, R.; Peacock, L.A.,
Heats of vaporization and gaseous heats of formation of some five- and six-membered ring alkenes,
Can. J. Chem., 1979, 57, 2302-2304. [all data]
Rogers and McLafferty, 1971
Rogers, D.W.; McLafferty, F.J.,
A new hydrogen calorimeter. Heats of hydrogenation of allyl and vinyl unsaturation adjacent to a ring,
Tetrahedron, 1971, 27, 3765-3775. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrH° Enthalpy of reaction at standard conditions 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.