1,4-Benzenediol, 2-methyl-
- Formula: C7H8O2
- Molecular weight: 124.1372
- IUPAC Standard InChI: InChI=1S/C7H8O2/c1-5-4-6(8)2-3-7(5)9/h2-4,8-9H,1H3
- IUPAC Standard InChIKey: CNHDIAIOKMXOLK-UHFFFAOYSA-N
- CAS Registry Number: 95-71-6
- 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. - Species with the same structure:
- Other names: Hydroquinone, methyl-; p-Toluhydroquinol; p-Toluhydroquinone; p-Toluquinol; Methyl-p-hydroquinone; Methylhydroquinone; Toluhydroquinone; Toluquinol; Tolylhydroquinone; THQ; 2-Methyl-1,4-Benzenediol; 2-Methylhydroquinone; 2,5-Dihydroxytoluene; 1,4-Dihydroxy-2-methylbenzene; 2,5-Toluenediol; 2-Methyl-p-hydroquinone; 2-Methyl-1,4-hydroquinone; NSC 4962; 2-Methyl-1,4-benzenediol (2-methylhydroquinone)
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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 |
|---|---|---|---|---|---|
| ΔcH°solid | -834.7 | kcal/mol | Ccb | Swietoslawski and Starczedska, 1925 | Corresponding ΔfHºsolid = -96.9 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 41.80 | 323. | Satoh and Sogabe, 1941 | T = 0 to 100 C. Mean value.; DH |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Swietoslawski and Starczedska, 1925
Swietoslawski, W.; Starczedska, H.,
Correction des donnees thermochimiques de M.A. Valeur,
J. Chem. Phys., 1925, 22, 399-401. [all data]
Satoh and Sogabe, 1941
Satoh, S.; Sogabe, T.,
The heat capacities of some organic compounds containing nitrogen and the atomic heat of nitrogen. (3), Sci.,
Pap. Inst. Phys. Chem. Res. (Tokyo), 1941, 38, 238-245. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔcH°solid Enthalpy of combustion of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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