Benzene, 1-methyl-2-(phenylmethyl)-
- Formula: C14H14
- Molecular weight: 182.2610
- IUPAC Standard InChI: InChI=1S/C14H14/c1-12-7-5-6-10-14(12)11-13-8-3-2-4-9-13/h2-10H,11H2,1H3
- IUPAC Standard InChIKey: PQTAUFTUHHRKSS-UHFFFAOYSA-N
- CAS Registry Number: 713-36-0
- 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: Methane, phenyl-o-tolyl-; α-Phenyl-o-xylene; o-Benzyltoluene; o-Tolylphenylmethane; Phenyl-o-tolylmethane; 2-Benzyltoluene; 2-Methyldiphenylmethane; 1-Methyl-2-benzylbenzene; 2'-Methyldiphenylmethane; NSC 75366; Phenyl-2-tolylmethane
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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 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 | -7259. | kJ/mol | Ccb | Lamneck and Wise, 1954 | Corresponding ΔfHºliquid = -250. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| S°liquid | 335.50 | J/mol*K | N/A | Chirico, Hossenlopp, et al., 1987 | DH |
Constant pressure heat capacity of liquid
| Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 296.58 | 298.15 | Chirico, Hossenlopp, et al., 1987 | T = 10 to 500 K.; DH |
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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 553.65 | K | N/A | Lamneck and Wise, 1954, 2 | Uncertainty assigned by TRC = 0.4 K; TRC |
| Tboil | 553.65 | K | N/A | Lamneck and Wise, 1950 | Uncertainty assigned by TRC = 0.5 K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 279.76 | K | N/A | Lamneck and Wise, 1954, 2 | Uncertainty assigned by TRC = 0.05 K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Ttriple | 279.76 | K | N/A | Chirico, Hossenlopp, et al., 1987, 2 | Uncertainty assigned by TRC = 0.01 K; TRC |
Enthalpy of fusion
| ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 19.241 | 279.76 | Chirico, Hossenlopp, et al., 1987 | DH |
Entropy of fusion
| ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 68.78 | 279.76 | Chirico, Hossenlopp, et al., 1987 | 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.
Lamneck and Wise, 1954
Lamneck, J.H., Jr.; Wise, P.H.,
Dicyclic hydrocarbons. IX. Synthesis and physical properties of the monomethyldiphenylmethanes and monomethyldicyclohexylmethanes,
J. Am. Chem. Soc., 1954, 76, 1104-1106. [all data]
Chirico, Hossenlopp, et al., 1987
Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.; Steele, W.V.,
Thermochemical and thermophysical properties of organic compounds derived from fossil substances. Thermodynamic studies related to the hydrogenation of anthracene,
NIPER Report, 1987, 239, 67p. [all data]
Lamneck and Wise, 1954, 2
Lamneck, J.H.; Wise, P.H.,
Dicyclic hydrocarbons. IX. Synthesis and physical properties of the monomethyldiphenylmethanes and monomethyldicyclohexylmethanes,
J. Am. Chem. Soc., 1954, 76, 1104. [all data]
Lamneck and Wise, 1950
Lamneck, J.H.; Wise, P.H.,
, Natl. Advis. Comm. Aeronaut., Tech. Notes, No. 2230, Lewis Flight Propulsion Lab., Cleveland, OH, 1950. [all data]
Chirico, Hossenlopp, et al., 1987, 2
Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.; Steele, W.V.,
Thermochem. and Thermophys. Prop. of Organic Compounds Derived from Fossil Substances. Thermodynamic Studies Related to the Hydrogenation of Anthracene, Natl. Inst. Pet. Energy Res. Rep. NIPER-239, Bartlesvill- e, OK, 1987. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions Tboil Boiling point Tfus Fusion (melting) point Ttriple Triple point temperature ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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