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CAS号: 144051-68-3 英文名称: PeMetrexed EP IMpurity D 英文同义词: PeMetrexed EP IMpurity D;Pemetrexed L-Glutamic Acid;N-[4-[2-(2-Amino-4,7-dihydro-4-oxo-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]-L-gamma-glutamyl-L-glutamic acid;Pemetrexed impurity 3/Pemetrexed EP Impurity D/((S)-4-(4-(2-(2-amino-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)-4-carboxybutanoyl)-L-glutamic acid 中文名称: 培美曲塞杂质D 中文同义词: 培美曲塞杂质D;培美曲塞EP杂质D;培美曲塞二钠EP杂质D(游离酸) 分子式: C25H28N6O9 分子量: 556.52 Mol file 密度 : 1.61±0.1 g/cm3(Predicted) 酸度系数(pKa): 3.39±0.10(Predicted)