阿拉格列汀杂质4 货号:A062004 英文名:Anagliptin Impurity 4 同义词:N,N'-(2-methylpropane-1,2-diyl)bis(2-methylpyrazolo[1,5-a]pyrimidine-6-carboxamide) CAS号:N/A 分子式:C20H22N8O2 分子量:406.44 询价订购