中文名称:培美曲塞杂质E中文同义词:培美曲塞杂质E;培美曲塞EP杂质E;培美曲塞BP杂质E英文名称:PeMetrexedEPIMpurityE英文同义词:PeMetrexedEPIMpurityE;(R)-2-(4-(2-(2-amino-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)pentanedioicacid;PemetrexedBPImpurityE;PemetrexedImpurity10CAS号:182009-04-7分子式:C20H21N5O6分子量:427.41064