Benzenemethanol, α-phenyl-
- Formula: C13H12O
- Molecular weight: 184.2338
- IUPAC Standard InChIKey: QILSFLSDHQAZET-UHFFFAOYSA-N
- CAS Registry Number: 91-01-0
- 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: Benzhydrol; Benzhydryl alcohol; Benzohydrol; Diphenylcarbinol; Diphenylmethanol; Diphenylmethyl alcohol; Hydroxydiphenylmethane; alpha-Phenylbenzenemethanol; α-Phenylbenzyl alcohol; α-Phenylbenzenemethanol; NSC 32150
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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 |
---|---|---|---|---|---|
ΔfH°solid | -105.3 ± 2.1 | kJ/mol | Ccb | Parks, Manchester, et al., 1954 | ALS |
ΔfH°solid | -77.8 | kJ/mol | Ccb | Schmidlin, 1906 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -6725.45 | kJ/mol | Ccb | Parks, Manchester, et al., 1954 | Corresponding ΔfHºsolid = -105.1 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°solid | -6752.6 | kJ/mol | Ccb | Schmidlin, 1906 | Corresponding ΔfHºsolid = -78.2 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 |
---|---|---|---|
236.8 | 298.5 | Smith and Andrews, 1931 | T = 102 to 299 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
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 570.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Tboil | 341.15 | K | N/A | Wolff, 1912 | Uncertainty assigned by TRC = 2. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 339. ± 3. | K | AVG | N/A | Average of 7 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 83.0 ± 0.7 | kJ/mol | GS | Verevkin, 1998 | Based on data from 342. to 373. K.; AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 105.7 ± 0.7 | kJ/mol | GS | Verevkin, 1998, 2 | Based on data from 301. to 335. K.; AC |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
570.7 | 0.997 | Weast and Grasselli, 1989 | BS |
453.2 | 0.027 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
79.4 ± 0.7 | 358. | GS | Verevkin, 1998 | Based on data from 342. to 373. K.; AC |
65.4 | 453. | A | Stephenson and Malanowski, 1987 | Based on data from 438. to 574. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
383. to 574. | 7.03986 | 4617.244 | 82.557 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
104.5 ± 0.7 | 318. | GS | Verevkin, 1998, 2 | Based on data from 301. to 335. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
22.995 | 338.5 | Cingolani and Berchiesi, 1974 | DH |
23.0 | 338.5 | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
67.95 | 338.5 | Cingolani and Berchiesi, 1974 | DH |
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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Additional Data
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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 | Tox21 Consortium/NIST Mass Spectrometry Data Center, 2012 |
NIST MS number | 408349 |
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.
Spectrum
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Additional Data
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Source | Lang (editor), 1967 |
---|---|
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. 19129 |
Instrument | Cary 11 M |
Melting point | 67 |
Gas Chromatography
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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
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | VF-5MS | 1654.7 | Tretyakov, 2014 | 30. m/0.25 mm/0.25 μm, He; Tstart: 60. C; Tend: 270. C |
Capillary | SE-54 | 1652. | Kostiainen, 2000 | 25. m/0.32 mm/0.25 μm, He, 40. C @ 1. min, 10. K/min, 280. C @ 10. min |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | Carbowax 20M | 3187. | Janos and Oros, 1990 | Nitrogen, Chromosorb G (80-100 mesh); Column length: 1.2 m; Program: not specified |
References
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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]
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]
Wolff, 1912
Wolff, L.,
Methods of Substituting An Oxygen Atom with Hydrogen in Ketones and Aldehydes,
Justus Liebigs Ann. Chem., 1912, 394, 86. [all data]
Verevkin, 1998
Verevkin, Sergey P.,
Thermochemistry of phenols: experimental standard molar enthalpies of formation of 2-phenylphenol, 4-phenylphenol, 2,6-diphenylphenol, and 2,2´- and 4,4´-dihydroxybiphenyl,
The Journal of Chemical Thermodynamics, 1998, 30, 3, 389-396, https://doi.org/10.1006/jcht.1997.0316
. [all data]
Verevkin, 1998, 2
Verevkin, Sergey P.,
Structural Chemistry, 1998, 9, 5, 375-382, https://doi.org/10.1023/A:1022471228499
. [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]
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]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Cingolani and Berchiesi, 1974
Cingolani, A.; Berchiesi, G.,
Thermodynamic properties of organic compounds. 1. A DSC study of phase transitions in aliphatic dicarboxylic acids,
J. Therm. Anal., 1974, 6, 87-90. [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]
Lang (editor), 1967
Lang (editor), L.,
Absorption Spectra in the Ultraviolet and Visible Region, 1967, 8, 73. [all data]
Tretyakov, 2014
Tretyakov, K.V.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2014. [all data]
Kostiainen, 2000
Kostiainen, O.,
Gas Chromatography in Screening of Chemicals Related to the Chemical Weapons Convention
in Encyclopedia of Analytical Chemistry, Meyers, R.A., ed(s)., John Wiley Sons Ltd, Chichester, 2000, 963-979. [all data]
Janos and Oros, 1990
Janos, E.; Oros, G.,
Reversed-phase thin layer and gas chromatographic retention behaviour of triphenylmethane derivatives,
J. Chromatogr., 1990, 520, 217-222, https://doi.org/10.1016/0021-9673(90)85105-5
. [all data]
Notes
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- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid Tboil Boiling point Tfus Fusion (melting) point ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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