3040-20-8
| Name | 2-OXO-2H-PYRAN-3-CARBOXYLIC ACID |
| CAS | 3040-20-8 |
| Molecular Formula | C6H4O4 |
| MDL Number | MFCD03426926 |
| Molecular Weight | 140.09 |
| MOL File | 3040-20-8.mol |
Chemical Properties
| Melting point | 127-128 °C |
| Boiling point | 353.2±35.0 °C(Predicted) |
| density | 1.542±0.06 g/cm3(Predicted) |
| pka | 1.87±0.20(Predicted) |
Safety Data
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302 |
| Precautionary statements | P280-P305+P351+P338 |
| HS Code | 2916399090 |