1,1'-Biphenyl, 2-ethyl-
- Formula: C14H14
- Molecular weight: 182.2610
- IUPAC Standard InChI: InChI=1S/C14H14/c1-2-12-8-6-7-11-14(12)13-9-4-3-5-10-13/h3-11H,2H2,1H3
- IUPAC Standard InChIKey: DLMYHUARHITGIJ-UHFFFAOYSA-N
- CAS Registry Number: 1812-51-7
- 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: Biphenyl, 2-ethyl-; o-Ethylbiphenyl; 2-Ethylbiphenyl; 1-Ethyl-2-phenylbenzene
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Condensed phase thermochemistry data
Go To: Top, Gas Chromatography, 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 |
|---|---|---|---|---|---|
| ΔcH°liquid | -7585.2 | kJ/mol | Ccb | Wise, Serijan, et al., 1951 | Corresponding ΔfHºliquid = 75.3 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°liquid | -7280. | kJ/mol | Ccb | Goodman and Wise, 1950 | Corresponding ΔfHºliquid = -230. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| S°liquid | 332.69 | J/mol*K | N/A | Chirico, Hossenloop, et al., 1987 | DH |
Constant pressure heat capacity of liquid
| Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 302.73 | 298.15 | Chirico, Hossenloop, et al., 1987 | T = 5 to 440 K.; DH |
Gas Chromatography
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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Packed | Apiezon L | 170. | 1488. | Kríz, Popl, et al., 1974 | |
| Packed | Apiezon L | 185. | 1500. | Kríz, Popl, et al., 1974 |
Kovats' RI, polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | SP-1000 | 185. | 2033. | Kríz, Popl, et al., 1974 | N2; Column length: 50. m; Column diameter: 0.25 mm |
| Capillary | SP-1000 | 200. | 1994. | Kríz, Popl, et al., 1974 | N2; Column length: 50. m; Column diameter: 0.25 mm |
Lee's RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SE-52 | 250.85 | Lee, Vassilaros, et al., 1979 | 12. m/0.3 mm/0.34 μm, He, 2. K/min; Tstart: 50. C; Tend: 250. C |
References
Go To: Top, Condensed phase thermochemistry data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
Goodman and Wise, 1950
Goodman, I.A.; Wise, P.H.,
Dicyclic hydrocarbons. I. 2-Aklylbiphenyls,
J. Am. Chem. Soc., 1950, 72, 3076-3078. [all data]
Chirico, Hossenloop, et al., 1987
Chirico, R.D.; Hossenloop, I.A.; Nguyen, A.; Strube, M.M.; Steele, W.V.,
Thermodynamic studies related to the hydrogenation of phenanthrene,
NIPER Report, 1987, 247, 107p. [all data]
Kríz, Popl, et al., 1974
Kríz, J.; Popl, M.; Mostecký, J.,
Retention indices of biphenyls and diphenylalkanes,
J. Chromatogr., 1974, 97, 1, 3-13, https://doi.org/10.1016/S0021-9673(01)97577-6
. [all data]
Lee, Vassilaros, et al., 1979
Lee, M.L.; Vassilaros, D.L.; White, C.M.; Novotny, M.,
Retention Indices for Programmed-Temperature Capillary-Column Gas Chromatography of Polycyclic Aromatic Hydrocarbons,
Anal. Chem., 1979, 51, 6, 768-773, https://doi.org/10.1021/ac50042a043
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Gas Chromatography, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions ΔcH°liquid Enthalpy of combustion of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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