Benzenemethanol, α,α-diphenyl-

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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
Δfsolid-2.5 ± 2.3kJ/molCcbParks, Manchester, et al., 1954Reanalyzed by Cox and Pilcher, 1970, Original value = -3.3 ± 2.5 kJ/mol; ALS
Δfsolid35.5kJ/molCcbSchmidlin, 1906ALS
Quantity Value Units Method Reference Comment
Δcsolid-9760.9 ± 2.2kJ/molCcbParks, Manchester, et al., 1954Reanalyzed by Cox and Pilcher, 1970, Original value = -9760.14 kJ/mol; Corresponding Δfsolid = -2.5 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcsolid-9798.9kJ/molCcbSchmidlin, 1906Corresponding Δfsolid = 36. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
318.8298.5Smith 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
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil633.2KN/AAldrich Chemical Company Inc., 1990BS
Quantity Value Units Method Reference Comment
Tfus434.65KN/AZeiss and Tsutsui, 1953Uncertainty assigned by TRC = 1.5 K; TRC
Tfus433.65KN/ALewis and Wright, 1952Uncertainty assigned by TRC = 1.5 K; TRC
Tfus399.KN/AAdkins, Zartman, et al., 1931Uncertainty assigned by TRC = 1.5 K; TRC
Tfus435.6KN/ASmith and Andrews, 1931, 2Uncertainty assigned by TRC = 0.3 K; m.p. by Hg thermometer; TRC
Tfus435.35KN/ASmith and Andrews, 1931, 2Uncertainty assigned by TRC = 0.3 K; f.p. by thermocouple; TRC
Quantity Value Units Method Reference Comment
Δsub121.8 ± 1.7kJ/molGSVerevkin, 1998AC

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
122.363.AStephenson and Malanowski, 1987Based on data from 353. to 373. K.; AC

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Method Reference Comment
27.24441.1DSCVerevkin, 1998AC

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 compiled by: Coblentz Society, Inc.

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


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 Japan AIST/NIMC Database- Spectrum MS-NW-2659
NIST MS number 231671

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 Lavrushin and Verkhovod, 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. 4797
Instrument n.i.g.
Melting point 164.2
Boiling point 380

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.

Parks, Manchester, et al., 1954
Parks, G.S.; Manchester, K.E.; Vaughan, L.M., Heats of combustion and formation of some alcohols, phenols, and ketones, J. Chem. Phys., 1954, 22, 2089-2090. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Schmidlin, 1906
Schmidlin, M.J., Recherches chimiques et thermochimiques sur la constitution des rosanilines, Ann. Chim. Phys., 1906, 1, 195-256. [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]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Zeiss and Tsutsui, 1953
Zeiss, H.H.; Tsutsui, M., The Carbon-Oxygen Absorption Band in the Infrared Spectra of Alcohols, J. Am. Chem. Soc., 1953, 75, 897. [all data]

Lewis and Wright, 1952
Lewis, R.N.; Wright, J.R., J. Am. Chem. Soc., 1952, 74, 1253. [all data]

Adkins, Zartman, et al., 1931
Adkins, H.; Zartman, W.H.; Cramer, H., The Hydrogention of Certain Branched Compounds Over Nickel, J. Am. Chem. Soc., 1931, 53, 1425. [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]

Verevkin, 1998
Verevkin, Sergey P., Structural Chemistry, 1998, 9, 5, 375-382, https://doi.org/10.1023/A:1022471228499 . [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Lavrushin and Verkhovod, 1957
Lavrushin, V.F.; Verkhovod, N.N., Halochromism of phenyl- and cyclohexylcarbinols, Dokl. Akad. Nauk SSSR, 1957, 115, 2, 312-314. [all data]


Notes

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