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6-Methyleneandrost-4-ene-3,7-dione is used as an intermediate for exemestane.
Items | Specification | Result |
Purity(HPLC) | ≥99% | 99.68% |
Appearance | Pale yellow crystalline powder | Conform |
Related substance | Single unknown individua≤0.1% Total impurities≤2.5% | 0.09% 0.32% |
Loss on drying | ≤0.5% | 0.07% |
Melting point | ≥158℃ | 161.5℃ |
Product parameters | |
Cas number: | 19457-55-7 |
Appearance: | Pale yellow crystalline powder |
Purity: | 99%min |
Package details: | 1kg/foil bag; 25kg/fiber drum |
Brand: | Fortunachem |
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