3-Hexyne-2,5-diol, 2,5-dimethyl-
- Formula: C8H14O2
- Molecular weight: 142.1956
- IUPAC Standard InChI: InChI=1S/C8H14O2/c1-7(2,9)5-6-8(3,4)10/h9-10H,1-4H3
- IUPAC Standard InChIKey: IHJUECRFYCQBMW-UHFFFAOYSA-N
- CAS Registry Number: 142-30-3
- 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: D 43; Dimethylhexynediol; Kemitracin-50; Tetramethylbutynediol; 2,5-Dimethyl-3-hexyne-2,5-diol; 2,5-dimethylhexyne-2,5-diol
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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 |
|---|---|---|---|---|---|
| ΔfH°solid | -386.0 ± 3.3 | kJ/mol | Ccb | Van Chin-Syan, Korotyuk, et al., 1983 | Heat of combustion is not reported |
| ΔfH°solid | -385.7 ± 1.4 | kJ/mol | Ccb | Kulikov and Makolkin, 1971 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -4763.2 ± 1.4 | kJ/mol | Ccb | Kulikov and Makolkin, 1971 | Corresponding ΔfHºsolid = -385.7 kJ/mol (simple calculation by NIST; no Washburn corrections) |
| ΔcH°solid | -4776.4 ± 2.4 | kJ/mol | Ccb | Roth and Muller, 1927 | Authors' U=-8028±4 cal/g; Corresponding ΔfHºsolid = -372.5 kJ/mol (simple calculation by NIST; no Washburn corrections) |
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.
Van Chin-Syan, Korotyuk, et al., 1983
Van Chin-Syan, Y.Y.; Korotyuk, V.F.; Panchenko, Yu.V.; Chuchmarev, S.K.,
Thermodynamic properties of certain bifunctional compounds,
Russ. J. Phys. Chem. (Engl. Transl.), 1983, 57, 1727-1728. [all data]
Kulikov and Makolkin, 1971
Kulikov, A.I.; Makolkin, I.A.,
Heat of combustion of tetramethylbutynediol (2,5-dimethylhex-3-yne-2,5-diol),
Russ. J. Phys. Chem. (Engl. Transl.), 1971, 45, 1192. [all data]
Roth and Muller, 1927
Roth, W.A.; Muller, Fr.,
Thermische Untersuchungen an einigen Olefinen und Acetylen-Derivaten,
Ber., 1927, 60, 643-645. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
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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