3-METHYLCYCLOHEXANE-1,2-DIONE
Synonym(s):coffee dione
- CAS NO.：3008-43-3
- Empirical Formula: C7H10O2
- Molecular Weight: 126.15
- MDL number: MFCD00209518
- EINECS: 221-122-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-03 14:17:14
What is 3-METHYLCYCLOHEXANE-1,2-DIONE?
Description
May be prepared from the ethyl ester of y-propionylbutyric acid and sodium ethylate.
Chemical properties
1-Methyl-2,3-cyclohexadione has a burnt, sweet odor.
Occurrence
Reported found as a volatile constituent in coffee
Preparation
By the method described by Wallach; from the ethyl ester of γ-propionylbutyric acid and sodium ethylate
Properties of 3-METHYLCYCLOHEXANE-1,2-DIONE
| Melting point: | 61-63 °C(lit.) |
| Boiling point: | 69-72 °C1 mm Hg(lit.) |
| Density | 1.056±0.06 g/cm3(Predicted) |
| FEMA | 3305 | 1-METHYL-2,3-CYCLOHEXADIONE |
| Flash point: | 69-72°C/1mm |
| Odor | at 1.00 % in dipropylene glycol. coffee burnt sugar |
| JECFA Number | 425 |
| EPA Substance Registry System | 1,2-Cyclohexanedione, 3-methyl- (3008-43-3) |
Safety information for 3-METHYLCYCLOHEXANE-1,2-DIONE
Computed Descriptors for 3-METHYLCYCLOHEXANE-1,2-DIONE
New Products
Pentadecanoic acid 3-Bromophenylacetic acid 3-AMINO-3-(2-FLUORO-PHENYL)-PROPIONIC ACID Hendecanoic acid 2-Bromo-5-cyanopyridine 2-Amino-5-cyanopyridine 4-(4-(Dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl)-3-(hydroxymethyl)benzonitrile 5-Bromo-4-chloro-3-indolyl-β-D-galactopyranoside 3′-Hydroxyacetophenone 5-fluoro-1,3-benzodioxole Tetracaine Hydrochloride Ep Grade 2,2,2-Trichloroethyl chloroformate 2-Bromo-6-fluoroaniline 2-Amino-4-phenyl-thiazole N-(4-Bromophenyl)-2-chloroacetamide 1-(3-Hydroxyphenyl)-2-thiourea 4-Nitrobenzenesulfonohydrazide 2-Aminobenzo[d]thiazol-4-ol 4-Chloro-2-methyl quinoline (4-Fluorobenzofuran-2-yl)boronic acid methyl 2-fluoro-4-((1-methoxy-2-methyl-1-oxopropan-2-yl)amino)benzoate Nifedipine D6 2-chloro-3,5-dinitropyridine 2H-indol-2-one, 5-amino-1,3-dihydro-1-(1-methylethyl)-Related products of tetrahydrofuran
![7-(BROMOMETHYL)-1,7-DIMETHYLBICYCLO[2.2.1]HEPTANE-2,3-DIONE](https://img.chemicalbook.in/StructureFile/ChemBookStructure21/GIF/CB0819280.gif)
![4,7,7-TRIMETHYL-2,3-DIOXOBICYCLO[2.2.1]HEPTANE-1-CARBOXYLIC ACID](https://img.chemicalbook.in/CAS/GIF/69842-14-4.gif)
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