Triphenylmethyl chloride
- Formula: C19H15Cl
- Molecular weight: 278.775
- 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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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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 381. | K | N/A | Smith and Andrews, 1931 | Uncertainty assigned by TRC = 4. K; m.p. by Hg thermometer; TRC |
Tfus | 382.4 | K | N/A | Smith and Andrews, 1931 | Uncertainty assigned by TRC = 0.5 K; m.p. b thermocouple; TRC |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
505.7 | 0.027 | Weast and Grasselli, 1989 | BS |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
27.900 | 376.8 | Naoki, Seki, et al., 1991 | DH |
27.9 | 376.8 | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
74.1 | 376.8 | Naoki, Seki, et al., 1991 | DH |
Temperature of phase transition
Ttrs (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|
250. | crystaline | glass | Naoki, Seki, et al., 1991 | 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.
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. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D.,
Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III,
J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point Ttrs Temperature of phase transition ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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