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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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