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, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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 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
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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:
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 |
Reaction 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
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: C12H16 + 3H2 = C12H22
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -308. ± 0.8 | kJ/mol | Chyd | Roth, Adamczak, et al., 1991 | liquid phase |
By formula: C12H16 + 3H2 = C12H22
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -307. ± 0.8 | kJ/mol | Chyd | Roth, Adamczak, et al., 1991 | liquid phase |
By formula: 2H2 + C12H18 = C12H22
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -240. ± 0.8 | kJ/mol | Chyd | Roth, Adamczak, et al., 1991 | liquid phase |
By formula: 3H2 + C12H16 = C12H22
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -230. | kJ/mol | Eqk | Frye, 1962 | liquid phase |
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 |
IR Spectrum
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Phase Spectrum
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Additional Data
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Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Sadtler Research Labs Under US-EPA Contract |
State | gas |
Mass spectrum (electron ionization)
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
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 | Japan AIST/NIMC Database- Spectrum MS-NW-2803 |
NIST MS number | 231643 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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.
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]
Roth, Adamczak, et al., 1991
Roth, W.R.; Adamczak, O.; Breuckmann, R.; Lennartz, H.-W.; Boese, R.,
Die Berechnung von Resonanzenergien; das MM2ERW-Kraftfeld,
Chem. Ber., 1991, 124, 2499-2521. [all data]
Frye, 1962
Frye, C.G.,
Equilibria in the hydrogenation of polycyclic aromatics,
J. Chem. Eng. Data, 1962, 7, 592-595. [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, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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 ΔrH° Enthalpy of reaction at standard conditions 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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