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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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:
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 64.9 | kJ/mol | CGC | Zhao, Unhannanant, et al., 2008 | AC |
Enthalpy of phase transition
| ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.00018 | 20.2 | crystaline, III | crystaline, II | Saito, Atake, et al., 1987 | DH |
| 0.00461 | 36.8 | crystaline, II | crystaline, I | Saito, Atake, et al., 1987 | Twist transition.; DH |
| 0.00018 | 20.2 | crystaline, III | crystaline, II | Atake, Saito, et al., 1983 | Anamolous region: 18.5 to 22.5 K.; DH |
| 0.00461 | 36.8 | crystaline, II | crystaline, I | Atake, Saito, et al., 1983 | Anomalous region: 28 to 44 K.; DH |
Entropy of phase transition
| ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.009 | 20.2 | crystaline, III, Lock | crystaline, II, in transition | Saito, Atake, et al., 1987 | DH |
| 0.128 | 36.8 | crystaline, II | crystaline, I | Saito, Atake, et al., 1987 | Twist; DH |
| 0.009 | 20.2 | crystaline, III | crystaline, II | Atake, Saito, et al., 1983 | Anamolous; DH |
| 0.128 | 36.8 | crystaline, II | crystaline, I | Atake, Saito, et al., 1983 | Anomalous; DH |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
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]
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, Phase change data, References
- Symbols used in this document:
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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