| Synonyms: ethanedionic
acid; Ethane-1,2-dioic acid; ethanedioic acid; OXALIC ACID SOLUTION,
10% W/V |
Structure:  |
| CAS RN: 144-62-7 |
Formula: C2H2O4 |
| Melting point °C: 189 |
Boiling point °C: 190 |
| MW: 90.0354 |
pKa: n/a |
| Importance in coffee: Implicated
in perceived acidity. |
| During roasting: n/a |
| Other: Colorless,
odorless, and hygroscopic. |
|