CAS number: 126-07-8
Molecular formula: C17H17CIO6
molecular weight: 352.77
Chemical structure:
Products name | Griseofulvin | |
Shelf life | 3 years | |
Test | Specification | Results |
Description | A white or yellow- white microfine powder | A white , microfine powder |
particle size | Large particles which may occassionally exceed 30uum | Confoorms |
Melting point | About ℃ | 220.3℃ |
Identity | The infrared absorbance spectrum is concordant with the reference spectrum | conforms |
Appearacne of solution | The solution is clear and not more intensely coloured than reference solution | Clear |
specific optical rotation | +354℃+364℃ | 357.5℃ |
Related substance | Cl≤0.60 | 0.18 |
Substance soluble in light petroleum | ≤0.2% | 0.08% |
Loss on drying | 0.2% | 0.08% |
sulfated ash | ≤0.2% | 0.06% |
Abnormal toxicity | five mice orals . none of the mice dies within 48h | conforms |
Assay | 97.0% to 102.0% | 100.4% |
Conclusion:The above anlysitcial results conform to BP 2010. |