培美曲塞杂质44 货号:P010044 英文名:Pemetrexed Impurity 44 同义词:(2S)-diethyl 2-(4-(2-(2-amino-4,6-dioxo-4,5,6,7-tetrahydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)pentanedioate CAS号:N/A 分子式:C24H29N5O7 分子量:499.52 询价订购