右美沙芬EP杂质C 货号:D017004 英文名:Dextromethorphan EP Impurity C 同义词:右美沙芬杂质C;(4bS,8aS,9R)-3-methoxy-11-methyl-7,8,8a,9-tetrahydro-5H-9,4b-(epiminoethano)phenanthren-10(6H)-one CAS号:57969-05-8 分子式:C18H23NO2 分子量:285.38 黄金现货 询价订购