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Food safety and quality
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| |
| Flavouring |
Pyruvic acid |
| Synonym(s) |
2-Ketopropionic acid;Acetylformic acid;Pyroracemic acid |
| Latest JECFA evaluation |
2001 (Session 57) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
2-Oxopropanoic acid |
| JECFA number |
936 |
| CAS number |
127-17-3 |
| FEMA number |
2970 |
| COE number |
19 |
| FLAVIS number |
|
| Molecular weight |
88.06 |
| Chemical formula |
C3H4O3 |
| Physical form/odour |
colourless to amber viscous liquid with a sour vinegar-like odour |
| Solubility |
miscible with water; soluble in organic solvents, oils |
| Solubility in ethanol |
miscible at room temperature |
| Boiling point (°C) |
164° |
| Assay min % |
95% |
| Acid value max |
|
| Refractive index |
1.424-1.435 |
| Specific gravity |
1.260-1.281 |
| Other requirements |
mp: 13° |
| ID Test |
IR |
| Spectrum |
 
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