地美环素EP杂质F 货号:D094004 英文名:Demeclocycline EP Impurity F 同义词:(4R,4aS,12aS)-7-chloro-4-(dimethylamino)-3,10,11,12a-tetrahydroxy-1,12-dioxo-1,4,4a,5,12,12a-hexahydrotetracene-2-carboxamide CAS号:N/A 分子式:C21H19ClN2O7 分子量:446.84 询价订购