Ethanone, 1-(2-hydroxyphenyl)-
- Formula: C8H8O2
- Molecular weight: 136.1479
- IUPAC Standard InChIKey: JECYUBVRTQDVAT-UHFFFAOYSA-N
- CAS Registry Number: 118-93-4
- 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: Acetophenone, 2'-hydroxy-; o-Acetylphenol; o-Hydroxyacetophenone; o-Hydroxyphenyl methyl ketone; 2-Acetylphenol; 2'-Hydroxyacetophenone; 1-(2-Hydroxyphenyl)ethanone; Acetophenone, o-hydroxy-; USAF KE-20; 2-Hydroxyacetylbenzene; 2-Hydroxyphenyl methyl ketone; Methyl 2-hydroxyphenyl ketone; NSC 16933
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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔcH°solid | -3933.8 ± 3.8 | kJ/mol | Ccb | Bonino, Manzoni-Ansidei, et al., 1937 | Reanalyzed by Cox and Pilcher, 1970, Original value = -3938. kJ/mol; Corresponding ΔfHºsolid = -357.6 kJ/mol (simple calculation by NIST; no Washburn corrections) |
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 |
---|---|---|---|---|---|
Tboil | 491.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 301.15 | K | N/A | Coulthard, Marshall, et al., 1930 | Uncertainty assigned by TRC = 1. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 58.3 ± 0.3 | kJ/mol | C | Bernardes and Minas da Piedade, 2008 | AC |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
486.2 | 0.956 | Aldrich Chemical Company Inc., 1990 | BS |
379.2 | 0.023 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
58.3 | 384. | A | Stephenson and Malanowski, 1987 | Based on data from 369. to 491. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
13.0 | 278.5 | DSC | Bernardes and Minas da Piedade, 2008 | AC |
Gas phase ion energetics 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 by: John E. Bartmess
View reactions leading to C8H8O2+ (ion structure unspecified)
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.850 ± 0.048 | IMRE | Fukuda and McIver, 1985 | ΔGea(355 K) = -20.7 kcal/mol; ΔSea = 3.0, est. from data in Kebarle and Chowdhury, 1987 |
IR Spectrum
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Data compiled by: Coblentz Society, Inc.
- SOLUTION (10% IN CCl4 FOR 4000-1330 CM-1, 10% IN CS2 FOR 1330-600 CM-1) VS. SOLVENT; BECKMAN IR-7 (GRATING); DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm-1 resolution
- SOLUTION (10% IN CCl4 FOR 4000-1350 CM-1, 10% IN CS2 FOR 1350-600 CM-1); BECKMAN IR-7 (GRATING); DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm-1 resolution
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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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-3506 |
NIST MS number | 227892 |
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), 1965 |
---|---|
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. 19626 |
Instrument | Beckman DU |
Boiling point | 106/ 17 mm |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics 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.
Bonino, Manzoni-Ansidei, et al., 1937
Bonino, G.B.; Manzoni-Ansidei, R.; Rolla, M.,
Contributi sperimentali al probema della chelazione. VI. Ricerche termochimiche su acetilfenoli e acetil-resorcine,
Ricerca Sci., 1937, 8, 357-360. [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]
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]
Coulthard, Marshall, et al., 1930
Coulthard, C.E.; Marshall, J.; Pyman, F.L.,
The Variation of Phenol Coefficients in a Homologous Series of Phenols,
J. Chem. Soc., 1930, 1930, 280. [all data]
Bernardes and Minas da Piedade, 2008
Bernardes, Carlos E.S.; Minas da Piedade, Manuel E.,
Energetics of the O-H Bond and of Intramolecular Hydrogen Bonding in HOC 6 H 4 C(O)Y (Y = H, CH 3 , CH 2 CH«58875»CH 2 , C«58876»CH, CH 2 F, NH 2 , NHCH 3 , NO 2 , OH, OCH 3 , OCN, CN, F, Cl, SH, and SCH 3 ) Compounds,
J. Phys. Chem. A, 2008, 112, 40, 10029-10039, https://doi.org/10.1021/jp804455u
. [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]
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]
Fukuda and McIver, 1985
Fukuda, E.K.; McIver, R.T., Jr.,
Relative electron affinities of substituted benzophenones, nitrobenzenes, and quinones. [Anchored to EA(SO2) from 74CEL/BEN],
J. Am. Chem. Soc., 1985, 107, 2291. [all data]
Kebarle and Chowdhury, 1987
Kebarle, P.; Chowdhury, S.,
Electron affinities and electron transfer reactions,
Chem. Rev., 1987, 87, 513. [all data]
Lang (editor), 1965
Lang (editor), L.,
Absorption Spectra in the Ultraviolet and Visible Region, 1965, 5, 45. [all data]
Notes
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- Symbols used in this document:
EA Electron affinity Tboil Boiling point Tfus Fusion (melting) point ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfusH Enthalpy of fusion 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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