Triphenylmethyl chloride
- Formula: C19H15Cl
- Molecular weight: 278.775
- IUPAC Standard InChI: InChI=1S/C19H15Cl/c20-19(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H
- IUPAC Standard InChIKey: JBWKIWSBJXDJDT-UHFFFAOYSA-N
- CAS Registry Number: 76-83-5
- 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: Trityl chloride; Triphenylchloromethane; Chlorotriphenylmethane; Benzene, 1,1',1''-(chloromethylidyne)tris-; Methane, chlorotriphenyl-
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Condensed phase thermochemistry data
Go To: Top, 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 |
|---|---|---|---|---|---|
| ΔfH°solid | 43.7 | kcal/mol | Ccb | Schmidlin, 1906 | ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -2348.5 | kcal/mol | Ccb | Schmidlin, 1906 | ALS |
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 87.780 | 298.15 | Naoki, Seki, et al., 1991 | T = 232 to 411 K. Cp value calculated from equation. Cp(c) = -3980 + 55.15T - 0.2726T2 + 6.07x10-4T3 - 5.0x10-7T4 J/mol*K (232.8 to 359.0 K).; DH |
| 74.50 | 298.5 | Smith and Andrews, 1931 | T = 102 to 346 K. Value is unsmoothed experimental datum.; DH |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Schmidlin, 1906
Schmidlin, M.J.,
Recherches chimiques et thermochimiques sur la constitution des rosanilines,
Ann. Chim. Phys., 1906, 1, 195-256. [all data]
Naoki, Seki, et al., 1991
Naoki, M.; Seki, M.; Kugo, H.; Saito, F.; Taioka, T.,
Dielectric relaxation in supercooled triphenylchloromethane and intrinsic factor determining mobility in molecular liquids,
J. Phys. Chem., 1991, 95(14), 5628-5633. [all data]
Smith and Andrews, 1931
Smith, R.H.; Andrews, D.H.,
Thermal energy studies. I. Phenyl derivatives of methane,
ethane and some related compounds. J. Am. Chem. Soc., 1931, 53, 3644-3660. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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