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2,3-Pyrazinecarboxylic anhydride is used as an intermediate for pyrazinamide.
Items | Specification | Result |
| Assay(HPLC) | ≥99% | 99.38% |
| Apperance | White or almost white crystalline powder | White crystalline powder |
| Water | ≤0.5% | 0.18% |
| Residue on ignition | ≤0.2% | 0.12% |
| Other Impurity | ≤0.5% | 0.09% |
| Melting point | 218-220℃ | 219.6℃ |
| Product parameters | |
| Cas number: | 4744-50-7 |
| Appearance: | White or almost white crystalline powder |
| Purity: | 99%min |
| Package details: | 1kg/foil bag;25kg/drum |
| Brand: | Fortunachem |

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