Cyclohexane
- Formula: C6H12
- Molecular weight: 84.1595
- IUPAC Standard InChIKey: XDTMQSROBMDMFD-UHFFFAOYSA-N
- CAS Registry Number: 110-82-7
- 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. - Isotopologues:
- Other names: Benzene, hexahydro-; Hexahydrobenzene; Hexamethylene; Hexanaphthene; Cicloesano; Cykloheksan; Rcra waste number U056; UN 1145; NSC 406835
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Enthalpy of combustion of liquid at standard conditions (nominally 298.15 K, 1 atm.)
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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
ΔcH°liquid (kcal/mol) | Method | Reference | Comment |
---|---|---|---|
-936.6 ± 0.2 | Ccb | Kaarsemaker and Coops, 1952 | Corresponding ΔfHºliquid = -37.62 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
-936.53 ± 0.24 | Ccb | Spitzer and Huffman, 1947 | Corresponding ΔfHºliquid = -37.67 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
-936.88 ± 0.17 | Ccb | Prosen, Johnson, et al., 1946 | Corresponding ΔfHºliquid = -37.32 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
-936.81 ± 0.31 | Ccb | Moore, Renquist, et al., 1940 | Reanalyzed by Cox and Pilcher, 1970, Original value = -936.40 ± 0.31 kcal/mol; Corresponding ΔfHºliquid = -37.39 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
-936.42 ± 0.18 | Ccb | Moore and Parks, 1939 | Corresponding ΔfHºliquid = -37.78 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
-940.56 | Ccb | Richards and Barry, 1915 | At 291 K; Corresponding ΔfHºliquid = -33.63 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
-943.3 | Ccb | Zubova, 1901 | Corresponding ΔfHºliquid = -30.9 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
References
Go To: Top, Enthalpy of combustion of liquid at standard conditions (nominally 298.15 K, 1 atm.), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Kaarsemaker and Coops, 1952
Kaarsemaker, S.; Coops, J.,
Thermal quantities of some cycloparaffins. Part III. Results of measurements,
Rec. Trav. Chim. Pays/Bas, 1952, 71, 261. [all data]
Spitzer and Huffman, 1947
Spitzer, R.; Huffman, H.M.,
The heats of combustion of cyclopentane, cyclohexane, cycloheptane and cyclooctane,
J. Am. Chem. Soc., 1947, 69, 211-213. [all data]
Prosen, Johnson, et al., 1946
Prosen, E.J.; Johnson, W.H.; Rossini, F.D.,
Heats of formation and combustion of the normal alkylcyclopentanes and cyclohexanes and the increment per CH2 group for several homologous series of hydrocarbons,
J. Res. NBS, 1946, 37, 51-56. [all data]
Moore, Renquist, et al., 1940
Moore, G.E.; Renquist, M.L.; Parks, G.S.,
Thermal data on organic compounds. XX. Modern combustion data for two methylnonanes, methyl ethyl ketone, thiophene and six cycloparaffins,
J. Am. Chem. Soc., 1940, 62, 1505-1507. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Moore and Parks, 1939
Moore, G.E.; Parks, G.S.,
New thermodynamic data for the cyclohexane-methylcyclopentane isomerization,
J. Am. Chem. Soc., 1939, 61, 2561-2562. [all data]
Richards and Barry, 1915
Richards, T.W.; Barry, F.,
The heats of combustion of aromatic hydrocarbons and hexamethylene,
J. Am. Chem. Soc., 1915, 37, 993-1020. [all data]
Zubova, 1901
Zubova, P.,
Data about heat of combustion of compound cycle structure,
Zh. Fiz. Khim., 1901, 33, 708-722. [all data]
Notes
Go To: Top, Enthalpy of combustion of liquid at standard conditions (nominally 298.15 K, 1 atm.), References
- Symbols used in this document:
ΔcH°liquid Enthalpy of combustion of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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