丙氨酰谷氨酰胺杂质2 货号:A097059 英文名:Alanyl Glutamine Impurity 2 同义词:(2S,5S)-2-methyl-3,8-dioxo-1,4-diazocane-5-carboxylic acid CAS号:2680610-96-0 分子式:C8H12N2O4 分子量:200.19 询价订购