China API Pirarubicin 72496-41-4 99% Purity New Pharmaceutical, Find details about China Pirarubicin, 72496-41-4 from API Pirarubicin 72496-41-4 99% Purity New Pharmaceutical
| ITEMS | STANDARD | RESULTS |
| CHARACTERISTICS | Orange-red crystalline powder, hygroscopic | Conforms |
| SOLUBILITY | Freely soluble in water and in methanol, slightly soluble in alcohol, practically insoluble in acetone | Conforms |
| IDENTIFICATION | Infrared absorption spectrophotometry, Comparison: daunorubicin hydrochloride CRS. | Conforms |
| The retention time of the Daunorubicin peak in the chromatogram of the test preparation corresponds to that in the chromatogram of the standard preparation. | Conforms | |
| Crystallinity | Meets the requirements. | Conforms |
| pH | 4.0 to 6.5 | 5.7 |
| WATER CONTENT | NMT 3.0% | 1.71% |
| RELATIVE SUBSTANCE | Any max single impurity:≤1.5% | 0.52% |
| Total impurities:≤ 3.0% | 0.96% | |
| SOLVENT RESIDUES (By GC) | Methanol:≤0.2% | Not Detected |
| Acetone:≤0.5% | 0.16% | |
| Butanol:≤1.0% | 0.31% | |
| ASSAY | 84.2% ~ 103.0% (C27H29NO10) | 97.3% |
| Conclusion:The results conform to the standard of USP32. | ||