地屈孕酮杂质7 货号:D061007 英文名:Dydrogesterone Impurity 7 同义词:(8S,9R,10S,13S,14S,17S)-17-((S)-1-hydroxyethyl)-10,13-dimethyl-8,9,10,11,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3(2H)-one CAS号:4243-74-7 分子式:C21H30O2 分子量:314.46 询价订购