雌二醇杂质1 货号:E059001 英文名:Estradiol Impurity 1 同义词:(8R,9S,13S,14S,17S)-13-methyl-9,11,12,13,14,15,16,17-octahydro-8H-cyclopenta[a]phenanthrene-3,17-diol; CAS号:7291-41-0 分子式:C18H22O2 分子量:270.37 询价订购