地屈孕酮EP杂质A 货号:D061001 英文名:Dydrogesterone EP Impurity A 同义词:(9S,10S,13R,17S)-17-acetyl-10,13-dimethyl-9,10,11,12,13,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-3(2H)-one CAS号:23035-53-2 分子式:C21H26O2 分子量:310.43 询价订购