Triphenylmethyl chloride

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Condensed phase thermochemistry 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:
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
Δfsolid183.kJ/molCcbSchmidlin, 1906ALS
Quantity Value Units Method Reference Comment
Δcsolid-9826.1kJ/molCcbSchmidlin, 1906ALS

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
367.27298.15Naoki, Seki, et al., 1991T = 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
311.7298.5Smith and Andrews, 1931T = 102 to 346 K. Value is unsmoothed experimental datum.; DH

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
Tfus381.KN/ASmith and Andrews, 1931, 2Uncertainty assigned by TRC = 4. K; m.p. by Hg thermometer; TRC
Tfus382.4KN/ASmith and Andrews, 1931, 2Uncertainty assigned by TRC = 0.5 K; m.p. b thermocouple; TRC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
505.70.027Weast and Grasselli, 1989BS

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
27.900376.8Naoki, Seki, et al., 1991DH
27.9376.8Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
74.1376.8Naoki, Seki, et al., 1991DH

Temperature of phase transition

Ttrs (K) Initial Phase Final Phase Reference Comment
250.crystalineglassNaoki, Seki, et al., 1991DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


IR Spectrum

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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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

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IR spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin NIST Mass Spectrometry Data Center
State gas
Instrument HP-GC/MS/IRD

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

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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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Due to licensing restrictions, this spectrum cannot be downloaded.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Chemical Concepts
NIST MS number 156808

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


UV/Visible spectrum

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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 by: Victor Talrose, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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UVVis spectrum
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Additional Data

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Source Evans, McEwan, et al., 1957
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 1266
Instrument n.i.g.
Melting point 113.5
Boiling point 310

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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]

Smith and Andrews, 1931, 2
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]

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]

Evans, McEwan, et al., 1957
Evans, A.G.; McEwan, I.H.; Thomas, J.H., The effect of solvents on the ionisation of organic halides. Part V. Ionisation in mixed solvents, J. Chem. Soc., 1957, 4644-4649. [all data]


Notes

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