Drospirenone CAS NO.67392-87-4

Chemical name: 6b,7b:15b,16b-Dimethylen-3-oxo-17a-pregn-4-ene-21,17-carbolactone Molecular Formula:C24H30O3 Molecular Weight:366.49 CAS NO.:67392-…

Chemical name: 6b,7b:15b,16b-Dimethylen-3-oxo-17a-pregn-4-ene-21,17-carbolactone Molecular Formula:C24H30O3 Molecular Weight:366.49 CAS NO.:67392-87-4 Important Specifications: Standard: In-house Standard Appearance:white or almost white powder Melting point:198-203℃ Residue on ignition:≤0.1% Loss on drying:≤0.2% Heavy Metals:≤20ppm Single impurity:≤0.1% Total impurity:≤0.4% Assay:98.0%-102.0% Packing:1kg/tin or 5kg/tin Drospirenone intermediates(CAS NO.:2963-69-1) Chemical name: 3b,7a,15a-trihydroxy-5-androsten-17-one Molecular Formula:C19H28O4 Molecular Weight:320.42 CAS NO.:2963-69-1 Important Specifications: Standard: In-house Standard Appearance::white or almost white powder Single impurity:≤2.5% Purity:≥95% Packing:25kg/drum more intermediates, pls contact us.