Benzoic acid, 4-hydroxy-
- Formula: C7H6O3
- Molecular weight: 138.1207
- IUPAC Standard InChIKey: FJKROLUGYXJWQN-UHFFFAOYSA-N
- CAS Registry Number: 99-96-7
- 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: Benzoic acid, p-hydroxy-; p-Hydroxybenzoic acid; p-Salicylic acid; Paraben-acid; 4-Carboxyphenol; 4-Hydroxybenzoic acid; para-Hydroxybenzoic acid; Hydroxybenzoic acid, para; Kyselina 4-hydroxybenzoova; NSC 4961; Paraben
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Condensed phase thermochemistry data
Go To: Top, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References, Notes
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 | -606.6 ± 2.1 | kJ/mol | Ccr | Sabbah and Le, 1993 | ALS |
ΔfH°solid | -594.5 ± 1.0 | kJ/mol | Ccb | Colomina, Jimenez, et al., 1980 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -3005.4 ± 2.1 | kJ/mol | Ccr | Sabbah and Le, 1993 | Corresponding ΔfHºsolid = -606.7 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°solid | -3017.6 ± 0.5 | kJ/mol | Ccb | Colomina, Jimenez, et al., 1980 | Corresponding ΔfHºsolid = -594.5 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°solid,1 bar | 175.7 | J/mol*K | N/A | Parks and Light, 1934 | Extrapolation below 90 K, 55.35 J/mol*K.; DH |
Constant pressure heat capacity of solid
Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
155.2 | 283.8 | Parks and Light, 1934 | T = 95 to 284 K. Value is unsmoothed experimental datum.; DH |
IR Spectrum
Go To: Top, Condensed phase thermochemistry data, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References, Notes
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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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 | NIST Mass Spectrometry Data Center |
NIST MS number | 352453 |
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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Additional Data
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Source | Grammaticakis, 1953 |
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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. 3324 |
Instrument | n.i.g. |
Melting point | 214.5 |
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, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | VF-5MS | 1537.7 | Tret'yakov, 2008 | 30. m/0.25 mm/0.25 μm, He; Program: Multi-step temperature program; T(initial)=60C; T(final)=270C |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 MS | 1558. | Jerkovic, Hegic, et al., 2010 | 30. m/0.25 mm/0.25 μm, Helium, 70. C @ 2. min, 3. K/min, 200. C @ 18. min |
Capillary | HP-5 MS | 1558. | Jerkovic and Marijanovic, 2010 | 30. m/0.25 mm/0.25 μm, Helium, 70. C @ 2. min, 3. K/min, 200. C @ 18. min |
Capillary | HP-5 MS | 1558. | Jerkovic, Tuberso, et al., 2010 | 30. m/0.25 mm/0.25 μm, Helium, 70. C @ 2. min, 3. K/min, 200. C @ 18. min |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5MS | 1577. | Alissandrakis, Kibaris, et al., 2005 | 30. m/0.25 mm/0.25 μm, He; Program: 40C(3min) => 2C/min => 180C => 10C/min => 250C(5min) |
References
Go To: Top, Condensed phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Sabbah and Le, 1993
Sabbah, R.; Le, T.H.D.,
Etude thermodynamique des trois isomeres de l'acide bydroxybenzolque,
Can. J. Chem., 1993, 71, 1378-1383. [all data]
Colomina, Jimenez, et al., 1980
Colomina, M.; Jimenez, P.; Roux, M.V.; Turrion, C.,
Thermochemical properties of o-, m- and p-hydroxybenzoic acids,
J. Calorim. Anal. Therm., 1980, 11, 1-6. [all data]
Parks and Light, 1934
Parks, G.S.; Light, D.W.,
Thermal data on organic compounds. XIII. The heat capacities and entropies of n-tetradecane and the hydroxybenzoic acids. The relative free energies of some benzenoid position isomers,
J. Am. Chem. Soc., 1934, 56, 1511-1513. [all data]
Grammaticakis, 1953
Grammaticakis, P.,
Contribution a l'etude de l'absorption dans l'U.-V. moyen et le visible de quelques aldehydes et cetones aromatiques ainsi que de certains de leurs derives fonctionnels, (Premier memoire),
Bull. Soc. Chim. Fr., 1953, 20, 821-826. [all data]
Tret'yakov, 2008
Tret'yakov, K.V.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2008. [all data]
Jerkovic, Hegic, et al., 2010
Jerkovic, I.; Hegic, G.; Marijanovic, Z.; Bubalo, D.,
Organic extractives from Mentha spp. honey and the bee-stomach: methyl syringate, vomifoliol, terpenediol I, hotrienol, and other compounds,
Molecules, 2010, 15, 4, 2911-2924, https://doi.org/10.3390/molecules15042911
. [all data]
Jerkovic and Marijanovic, 2010
Jerkovic, I.; Marijanovic, Z.,
Oak (Quercus frainetto Ten.) honeydaw honey - approach to screening of volatile organic composition and antioxidant capacity (DPPH and FRAP assay),
Molecules, 2010, 15, 5, 3744-3756, https://doi.org/10.3390/molecules15053744
. [all data]
Jerkovic, Tuberso, et al., 2010
Jerkovic, I.; Tuberso, C.I.G.; Gugic, M.; Bubalo, D.,
Composition of Sulla (Hedysarum coronarium L.) honey solvent extractives determined by GC/MS: norisoprenoids and other volatile organic compounds,
Molecules, 2010, 15, 9, 6375-6385, https://doi.org/10.3390/molecules15096375
. [all data]
Alissandrakis, Kibaris, et al., 2005
Alissandrakis, E.; Kibaris, A.C.; Tarantilis, P.A.; Harizanis, P.C.; Polissiou, M.,
Flavour compounds of Greek cotton honey,
J. Sci. Food Agric., 2005, 85, 9, 1444-1452, https://doi.org/10.1002/jsfa.2124
. [all data]
Notes
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- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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