氨氯地平杂质46 货号:A004046 英文名:Amlodipine Impurity 46 同义词:9-ethyl 7-methyl 8-(2-chlorophenyl)-6-methyl-1,3,4,8-tetrahydropyrido[2,1-c][1,4]oxazine-7,9-dicarboxylate CAS号:194472-27-0 分子式:C20H22ClNO5 分子量:391.85 黄金现货 询价订购