Products
| Coumalic acid | |
| Product name | Coumalic acid |
| Chinese name | 闊馬酸;2-吡喃酮-5-羧酸; |
| English name | Coumalic acid |
| Molecular formula | C6H4O4 |
| Molecular weight | 140.09 |
| CAS No. | 500-05-0 |
| Product photo |  |
| Structure |  |
| chemical properties | The boiling point of 218 ° C120 mm Hg Flash point 218 ° C / 120 mm |
| Appearance | Pale yellow to pale brown powder |
| Melting point | 203-205°C |
| Content | >99% |
| Moisture | |
| Packing | 100kg |
The other explanation |
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