氨氯地平亚硝基杂质66 货号:A004066 英文名:Amlodipine Nitroso Impurity 66 同义词:5-ethyl 7-methyl 6-(2-chlorophenyl)-8-methyl-4-nitroso-3,4-dihydro-2H-benzo[b][1,4]oxazine-5,7-dicarboxylate CAS号:N/A 分子式:C20H19ClN2O6 分子量:418.83 黄金现货 询价订购