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Cyclohexane, 1-ethyl-2-methyl-, cis-

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

Quantity Value Units Method Reference Comment
Deltafliquid-236.2 ± 1.1kJ/molCcbGood, 1970 
Quantity Value Units Method Reference Comment
Deltacliquid-5877.85 ± 0.92kJ/molCcbGood, 1970Corresponding «DELTA»fliquid = -236.2 kJ/mol (simple calculation by NIST; no Washburn corrections)

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 by: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director

Quantity Value Units Method Reference Comment
Tboil429.13KN/AAnonymous, 1958Uncertainty assigned by TRC = 0.25 K
Tboil429.12KN/ABirch, Dean, et al., 1954Uncertainty assigned by TRC = 0.5 K; measured pressure and calculated from an equation
Tboil428.15KN/APines and Ipatieff, 1948Uncertainty assigned by TRC = 2. K
Tboil426.15KN/AChiurdoglu, 1944Uncertainty assigned by TRC = 2. K

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:


Reaction thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), 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

3Hydrogen + Benzene, 1-ethyl-2-methyl- = Cyclohexane, 1-ethyl-2-methyl-, cis-

By formula: 3H2 + C9H12 = C9H18

Quantity Value Units Method Reference Comment
Deltar-181.kJ/molEqkMiki, 1975gas phase; GC

Cyclohexane, 1-ethyl-2-methyl-, cis- = Cyclohexane, 1-ethyl-2-methyl-, trans-

By formula: C9H18 = C9H18

Quantity Value Units Method Reference Comment
Deltar7.5 ± 0.4kJ/molEqkMann, 1968gas phase; At 593K

Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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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.
Origin SHELL OIL CO., HOUSTON, TEXAS, USA
NIST MS number 34833

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References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Mass spectrum (electron ionization), Notes

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

Good, 1970
Good, W.D., The enthalpies of combustion and formation of n-propylcyclohexane and six methylethylcyclohexanes, J. Chem. Thermodyn., 1970, 2, 399-405. [all data]

Anonymous, 1958
Anonymous, R., , Am. Pet. Inst. Res. Proj. 45, Ohio State Univ., 1958. [all data]

Birch, Dean, et al., 1954
Birch, S.F.; Dean, R.A.; Whitehead, E.V., J. Org. Chem., 1954, 19, 1449. [all data]

Pines and Ipatieff, 1948
Pines, H.; Ipatieff, V.N., J. Am. Chem. Soc., 1948, 70, 531. [all data]

Chiurdoglu, 1944
Chiurdoglu, G., Bull. Soc. Chim. Belg., 1944, 53, 55. [all data]

Miki, 1975
Miki, Y., The thermodynamic properties of C9H18 naphthenes. I. The determination of the equilibrium constants of the hydrogenation of propyl- and isopropylbenzene and ethyltoluenes, Bull. Chem. Soc. Jpn., 1975, 48, 201-208. [all data]

Mann, 1968
Mann, G., Conformation and physical data of alkanes and cyclanes. IV. Conformation energy of gauche-anticonformers, Tetrahedron, 1968, 24, 6495-65. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Mass spectrum (electron ionization), References