2135-17-3 Flumethasone (6alpha,8xi,11beta,14xi,16alpha)-6,9-difluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione
Product Name:
|
flumethasone
|
Other Name
|
RS-2177, NSC-54702
|
CAS:
|
2135-17-3
|
MF:
|
C22H28F2O5
|
MW:
|
410.45
|
Purity:
|
99% Min
|
Items | Specifications | Results |
Description | White or almost white crystalline powder | Conform |
Identification | Complies with the standard | Conform |
Specific Rotation | +64°~+72° | +68.89° |
Loss on drying | 0.50%max | 0.20% |
Related substances | Single impurity: 0.5% max | 0.31% |
Total impurities: 1.0% max | 0.92% | |
Assay | 97.0%~102.0%` | 99.18% |
Conclusion | The results can comply with in-house standard |
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