Biphenyl-d10
- Formula: C12D10
- Molecular weight: 164.2694
- IUPAC Standard InChI: InChI=1S/C12H10/c1-3-7-11(8-4-1)12-9-5-2-6-10-12/h1-10H/i1D,2D,3D,4D,5D,6D,7D,8D,9D,10D
- IUPAC Standard InChIKey: ZUOUZKKEUPVFJK-LHNTUAQVSA-N
- CAS Registry Number: 1486-01-7
- Chemical structure:
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Condensed phase thermochemistry data
Go To: Top, 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: Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°solid,1 bar | 55.182 | cal/mol*K | N/A | Saito, Atake, et al., 1987 |
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 54.696 | 298.15 | Saito, Atake, et al., 1987 | T = 3 to 300 K. |
Phase change data
Go To: Top, Condensed phase 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:
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 15.5 | kcal/mol | CGC | Zhao, Unhannanant, et al., 2008 | AC |
Enthalpy of phase transition
| ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.000044 | 20.2 | crystaline, III | crystaline, II | Saito, Atake, et al., 1987 | DH |
| 0.00110 | 36.8 | crystaline, II | crystaline, I | Saito, Atake, et al., 1987 | Twist transition.; DH |
| 0.000044 | 20.2 | crystaline, III | crystaline, II | Atake, Saito, et al., 1983 | Anamolous region: 18.5 to 22.5 K.; DH |
| 0.00110 | 36.8 | crystaline, II | crystaline, I | Atake, Saito, et al., 1983 | Anomalous region: 28 to 44 K.; DH |
Entropy of phase transition
| ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.002 | 20.2 | crystaline, III, Lock | crystaline, II, in transition | Saito, Atake, et al., 1987 | DH |
| 0.0306 | 36.8 | crystaline, II | crystaline, I | Saito, Atake, et al., 1987 | Twist; DH |
| 0.002 | 20.2 | crystaline, III | crystaline, II | Atake, Saito, et al., 1983 | Anamolous; DH |
| 0.0306 | 36.8 | crystaline, II | crystaline, I | Atake, Saito, et al., 1983 | Anomalous; DH |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Saito, Atake, et al., 1987
Saito, K.; Atake, T.; Chihara, H.,
Calorimetric studies of successive phase transitions in crystalline biphenyl-d10,
J. Chem. Thermodynam., 1987, 19, 633-644. [all data]
Zhao, Unhannanant, et al., 2008
Zhao, Hui; Unhannanant, Patamaporn; Hanshaw, William; Chickos, James S.,
Enthalpies of Vaporization and Vapor Pressures of Some Deuterated Hydrocarbons. Liquid-Vapor Pressure Isotope Effects,
J. Chem. Eng. Data, 2008, 53, 7, 1545-1556, https://doi.org/10.1021/je800091s
. [all data]
Atake, Saito, et al., 1983
Atake, T.; Saito, K.; Chihara, H.,
Low temperature heat capacities of 1,1'-biphenyl and 1,1'-biphenyl-d10,
Chem. Lett., 1983, (4), 493-496. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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