1,2-Cyclohexanedione
- Formula: C6H8O2
- Molecular weight: 112.1265
- IUPAC Standard InChI: InChI=1S/C6H8O2/c7-5-3-1-2-4-6(5)8/h1-4H2
- IUPAC Standard InChIKey: OILAIQUEIWYQPH-UHFFFAOYSA-N
- CAS Registry Number: 765-87-7
- 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: 1,2-Dioxocyclohexane; Cyclohexane-1,2-dione; 1,2-Cyclohexadione; c-hexane-1,2-dione
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Phase change data
Go To: Top, Gas phase ion energetics data, 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 by: Robert L. Brown and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 467.2 | K | N/A | Weast and Grasselli, 1989 |
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 evaluated by: Edward P. Hunter and Sharon G. Lias
View reactions leading to C6H8O2+ (ion structure unspecified)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Proton affinity (review) | 849.6 | kJ/mol | N/A | Hunter and Lias, 1998 | |
| Quantity | Value | Units | Method | Reference | Comment |
| Gas basicity | 818.9 | kJ/mol | N/A | Hunter and Lias, 1998 |
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
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-Wax | 1668. | Moon and Shibamoto, 2010 | 60. m/0.25 mm/0.50 μm, Helium, 40. C @ 5. min, 2. K/min, 210. C @ 70. min |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Gas Chromatography, 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]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Moon and Shibamoto, 2010
Moon, J.-K.; Shibamoto, T.,
Formation of volatile chemicals from thermal degradation of less volatile cofee components: quinic acid, caffeic acid, and chlorogenic acid,
J. Agric. Food Chem., 2010, 58, 9, 5465-5470, https://doi.org/10.1021/jf1005148
. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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