Intermediates
Coumarin
Specifications - Coumarin
| Product | Coumarin |
| Structural formula | 1,3-Acetonedicarboxylic Acid |
| CAS No. | [91-64-5] |
| Molecular formula | C9H6O2 |
| Appearance | White to off-white crystalline powder. |
| Melting point | Between 68oC and 72oC |
| Water | Not more than 0.5% |
| Purity | Not less than 98.00% |