中文名:米非司酮杂质4 |英文名:Mifepristone Impurity 4 | 英文别名:(8S,13S,14S,17S)-13-methyl-17-(prop-1-yn-1-yl)-1,2,7,8,12,13,14,15,16,17-decahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolane]-5,10,17(4H,6H)-triol | CAS:- | 分子式:C23H32O5 | 分子量:388.5 【桐晖药业专业提供大量货期短、价格低廉、可定制的现货杂质对照品,咨询电话:18922121079 / 020-66392416】