1,1'-Bicyclohexyl
- Formula: C12H22
- Molecular weight: 166.3031
- IUPAC Standard InChIKey: WVIIMZNLDWSIRH-UHFFFAOYSA-N
- CAS Registry Number: 92-51-3
- 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: Bicyclohexyl; Bicyclohexane; Cyclohexane, cyclohexyl-; Dicyclohexane; Dicyclohexyl; Dodecahydrobiphenyl; 1,1'-Biphenyl, dodecahydro-; 1,1-Bicyclohexyl; Cyclohexylcyclohexane; NSC 59855
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -218.4 ± 3.1 | kJ/mol | Ccb | Montgomery, Rossini, et al., 1978 | ALS |
ΔfH°gas | -215.3 | kJ/mol | N/A | Good and Lee, 1976 | Value computed using ΔfHliquid° value of -273.3±1.2 kj/mol from Good and Lee, 1976 and ΔvapH° value of 58.0 kj/mol from Montgomery, Rossini, et al., 1978.; DRB |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Phase change data, 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -276.4 ± 3.1 | kJ/mol | Ccb | Montgomery, Rossini, et al., 1978 | ALS |
ΔfH°liquid | -273.3 ± 1.2 | kJ/mol | Ccb | Good and Lee, 1976 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -7589.9 ± 2.6 | kJ/mol | Ccb | Montgomery, Rossini, et al., 1978 | Corresponding ΔfHºliquid = -276.4 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°liquid | -7593.0 ± 1.0 | kJ/mol | Ccb | Good and Lee, 1976 | Corresponding ΔfHºliquid = -273.3 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°liquid | -7439.65 | kJ/mol | Ccb | Gollis, Belenyessy, et al., 1962 | Corresponding ΔfHºliquid = -426.60 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°liquid | -7596.5 | kJ/mol | Ccb | Wise, Serijan, et al., 1951 | Corresponding ΔfHºliquid = -270. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°liquid | -7537.5 ± 6.3 | kJ/mol | Ccb | Brull, 1935 | Reanalyzed by Cox and Pilcher, 1970, Original value = -7528.48 kJ/mol; Corresponding ΔfHºliquid = -328.8 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
283.0 | 298.15 | O'Rourke and Mraw, 1983 | T = 220 to 475 K. Cp = 0.7589 (T/K) + 56.7 (277.2 to 475 K) J/mol*K.; DH |
300. | 313. | Gudinowicz, Campbell, et al., 1963 | T = 313 to 483 K.; DH |
300.4 | 311. | Gollis, Belenyessy, et al., 1962, 2 | Temperatures 100, 200, 300°F.; DH |
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 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 | 508. ± 10. | K | AVG | N/A | Average of 8 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 276.9 ± 0.4 | K | AVG | N/A | Average of 11 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 276.9 | K | N/A | Pilcher, 1957 | Uncertainty assigned by TRC = 0.002 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 57.98 | kJ/mol | N/A | Majer and Svoboda, 1985 | |
ΔvapH° | 58.0 ± 0.3 | kJ/mol | C | Montgomery, Rossini, et al., 1978 | ALS |
ΔvapH° | 58.0 | kJ/mol | N/A | Montgomery, Rossini, et al., 1978 | DRB |
ΔvapH° | 58.0 ± 0.2 | kJ/mol | C | Montgomery, Rossini, et al., 1978 | AC |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
372. to 373. | 0.01 | Buckingham and Donaghy, 1982 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
53.8 | 346. | A | Stephenson and Malanowski, 1987 | Based on data from 331. to 511. K.; AC |
50.1 | 435. | N/A | Wieczorek and Kobayashi, 1981 | AC |
42.5 | 525. | N/A | Wieczorek and Kobayashi, 1981 | AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
6.86 | 276.8 | AC | Chirico, Cowell, et al., 1998 | Based on data from 6. to 440. K.; AC |
6.78 | 277.2 | DSC | Domalski and Hearing, 1996 | See also O'Rourke and Mraw, 1983.; AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
6.01 | 256.1 | Domalski and Hearing, 1996 | CAL |
2.77 | 267.5 | ||
25.89 | 273.5 | ||
24.46 | 277.2 |
Enthalpy of phase transition
ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
1.350 | 256.5 | crystaline, IV | crystaline, III | Horn, Klaeboe, et al., 1992 | DH |
0.320 | 267.0 | crystaline, III | crystaline, II | Horn, Klaeboe, et al., 1992 | DH |
7.090 | 273.6 | crystaline, II | crystaline, I | Horn, Klaeboe, et al., 1992 | DH |
6.610 | 277.4 | crystaline, I | liquid | Horn, Klaeboe, et al., 1992 | Crystal/isotropic liquid transition.; DH |
1.540 | 256.1 | crystaline, IV | crystaline, III | O'Rourke and Mraw, 1983 | DH |
0.740 | 267.5 | crystaline, III | crystaline, II | O'Rourke and Mraw, 1983 | DH |
7.080 | 273.5 | crystaline, II | crystaline, I | O'Rourke and Mraw, 1983 | DH |
6.780 | 277.2 | crystaline, I | liquid | O'Rourke and Mraw, 1983 | DH |
Entropy of phase transition
ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
5.3 | 256.5 | crystaline, IV | crystaline, III | Horn, Klaeboe, et al., 1992 | DH |
1.2 | 267.0 | crystaline, III | crystaline, II | Horn, Klaeboe, et al., 1992 | DH |
25.9 | 273.6 | crystaline, II | crystaline, I | Horn, Klaeboe, et al., 1992 | DH |
23.8 | 277.4 | crystaline, I | liquid | Horn, Klaeboe, et al., 1992 | Crystal/isotropic; DH |
Gas phase ion energetics 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: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference |
---|---|---|
9.41 | PE | Bodor, Dewar, et al., 1970 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, 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.
Montgomery, Rossini, et al., 1978
Montgomery, R.L.; Rossini, F.D.; Mansson, M.,
Enthalpies of combustion, vaporization, and formation of phenylbenzene, cyclohexylbenzene, and cyclohexylcyclohexane; enthalpy of hydrogenation of certain aromatic systems,
J. Chem. Eng. Data, 1978, 23, 125-129. [all data]
Good and Lee, 1976
Good, W.D.; Lee, S.H.,
The enthalpies of formation of selected naphthalenes, diphenylmethanes, and bicyclic hydrocarbons,
J. Chem. Thermodyn., 1976, 8, 643-650. [all data]
Gollis, Belenyessy, et al., 1962
Gollis, M.H.; Belenyessy, L.I.; Gudzinowicz, B.J.; Koch, S.D.; Smith, J.O.; Wineman, R.J.,
Evaluation of pure hydrocarbons as jet fuels,
J. Chem. Eng. Data, 1962, 7, 331-316. [all data]
Wise, Serijan, et al., 1951
Wise, C.H.; Serijan, K.T.; Goodman, I.A.,
NACA Technical Report 1003,
NACA Technical Report 1003, 1951, 1-10. [all data]
Brull, 1935
Brull, L.,
Sui calori di combustione di alcuni derivati del bifenil,
Gazz. Chim. Ital., 1935, 65, 19-28. [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]
O'Rourke and Mraw, 1983
O'Rourke, D.F.; Mraw, S.C.,
Heat capacities and enthalpies of fusion of dibenzothiophene (220 to 560 K) and of biphenyl, cyclohexylbenzene, and cyclohexylcyclohexane (220 to 475 K). Enthalpies and temperatures of three transitions in solid cyclohexylcyclohexane,
J. Chem. Thermodynam., 1983, 15, 489-502. [all data]
Gudinowicz, Campbell, et al., 1963
Gudinowicz, B.J.; Campbell, R.H.; Adams, J.S.,
Specific heat measurements of complex saturated hydrocarbons,
J. Chem. Eng. Data, 1963, 8, 201-214. [all data]
Gollis, Belenyessy, et al., 1962, 2
Gollis, M.H.; Belenyessy, L.I.; Gudzinowicz, B.J.; Koch, S.D.; Smith, J.O.; Wineman, R.J.,
Evaluations of pure hydrocarbons as Jet Fuels,
J. Chem. Eng. Data, 1962, 7, 311-316. [all data]
Pilcher, 1957
Pilcher, G.,
Anal. Chim. Acta, 1957, 17, 144. [all data]
Majer and Svoboda, 1985
Majer, V.; Svoboda, V.,
Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M.,
Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [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]
Wieczorek and Kobayashi, 1981
Wieczorek, Stefan A.; Kobayashi, Riki,
Vapor-pressure measurements of 1-methylnaphthalene, 2-methylnaphthalene, and 9,10-dihydrophenanthrene at elevated temperatures,
J. Chem. Eng. Data, 1981, 26, 1, 8-11, https://doi.org/10.1021/je00023a005
. [all data]
Chirico, Cowell, et al., 1998
Chirico, R.D.; Cowell, A.B.; Good, W.D.; Klots, T.D.; Knipmeyer, S.E.; Nguyen, A.; Rau, A.P.; Reynolds, J.W.; Smith, N.K.; Steele, W.V.,
Heat capacities, enthalpy increments, phase transitions, and derived thermodynamic functions for the condensed phases of bicyclohexyl between the temperatures 6 K and 440 K,
The Journal of Chemical Thermodynamics, 1998, 30, 12, 1423-1439, https://doi.org/10.1006/jcht.1998.0399
. [all data]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D.,
Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III,
J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985
. [all data]
Horn, Klaeboe, et al., 1992
Horn, A.; Klaeboe, P.; Nielsen, C.; Mastryukov, V.S.; Myrvold, B.O.; Redford, K.,
Solid phases of bicyclohexyl studied with vibrational spectroscopy and calorimetry, 1992, Analyst(London) 117(3)355-360. [all data]
Bodor, Dewar, et al., 1970
Bodor, N.; Dewar, M.J.S.; Worley, S.D.,
Photoelectron spectra of molecules. III. Ionization potentials of some cyclic hydrocarbons and their derivatives, and heats of formation and ionization potentials calculated by the MINDO SCF MO method,
J. Am. Chem. Soc., 1970, 92, 19. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tboil Boiling point Tfus Fusion (melting) point Ttriple Triple point temperature ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions 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
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