1,2-Benzenediol, 3-methyl-
- Formula: C7H8O2
- Molecular weight: 124.1372
- IUPAC Standard InChIKey: PGSWEKYNAOWQDF-UHFFFAOYSA-N
- CAS Registry Number: 488-17-5
- 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: Pyrocatechol, 3-methyl-; 1,2-Dihydroxy-3-methylbenzene; 2,3-Dihydroxytoluene; 3-Methyl-1,2-benzenediol; 3-Methyl-1,2-dihydroxybenzene; 3-Methylcatechol; 3-Methylpyrocatechol; Catechol, 3-methyl-; 2,3-Toluenediol; 2-Hydroxy-3-methylphenol; NSC 66523; 3-Methyl-1,2-benzenediol (3-methylpyrocatechol); Dihydroxytoluene (Related)
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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
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 514.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 22.3 ± 0.24 | kcal/mol | C | Carson, 1984 | AC |
ΔsubH° | 22.3 ± 0.24 | kcal/mol | C | Ribeiro Da Silva and Ribeiro Da Silva, 1984 | see Ribeiro da Silva, Ribeiro da Silva, et al., 1984; ALS |
ΔsubH° | 22.3 | kcal/mol | N/A | Ribeiro Da Silva and Ribeiro Da Silva, 1984 | DRB |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
Carson, 1984
Carson, A.S.,
The molar enthalpy of dehydration of Cr2(O2CCH3)4·2H2O(cr) and the molar enthalpies of sublimation of Cr2(O2CCH3)4(cr), Mo2(O2CCH3)4(cr), and Mo2(O2CCF3)4(cr),
The Journal of Chemical Thermodynamics, 1984, 16, 5, 427-429, https://doi.org/10.1016/0021-9614(84)90198-8
. [all data]
Ribeiro Da Silva and Ribeiro Da Silva, 1984
Ribeiro Da Silva, M.D.M.C.; Ribeiro Da Silva, M.A.V.,
Enthalpies of combustion of 1,2-dihydroxybenzene and of six alkylsubstituted 1,2-dihydroxybenzenes,
J. Chem. Thermodyn., 1984, 16, 1149-1155. [all data]
Ribeiro da Silva, Ribeiro da Silva, et al., 1984
Ribeiro da Silva, M.A.V.; Ribeiro da Silva, M.D.M.C.; Pilcher, G.,
The construction, calibration and use of a new high-precision static-bomb calorimeter,
Rev. Port. Quim., 1984, 26, 163-172. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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