| Synonyms: 2,3-butadione;
2,3-butanedione; dimethyl diketone; dimethylglyoxal; Butanedione;
butadione; 2,3-diketobutane; 2,3-dioxobutane; butane-2,3-dione |
Structure:  |
| CAS RN: 431-03-8 |
Formula: C4H6O2 |
| Melting point °C: 24.8
|
Boiling point °C: 87
- 88 |
| MW: 86.0902 |
OAV: 3.40x103 |
| Contribution to coffee: buttery
aroma |
| During roasting: n/a |
| Other: Yellowish-green
liquid with quinone odor vapors have chlorine-like odor when concentrated,
very strong odor similar to butter on dilution. Present in fermenting
perspiration - Produced by bacteria. Density is 0.981. |
|