193281-00-4

CAS号: 193281-00-4 英文名称: N-[4-[2-(2-AMino-4,5,6,7-tetrahydro-4,6-dioxo-1H-pyrrolo[2,3-d]pyriMidin-5-yl)ethyl]benzoyl]-L-glutaMic Acid 英文同义词: LY 338979;Pemetrexed Impurity 18;Pemetrexed impurities 7;Pemetrexed Keto impurity;Pemetrexed -6-oxo-Impurity D;Pemetrexed Sodium Impurity 7;Pemetrexed 6-Oxo Diacid Impurity;Pemetrexed 6-Oxo Diacid Impurity (keto pemetrexed);N-[4-[2-(2-AMino-4,5,6,7-tetrahydro-4,6-dioxo-1H-pyrrolo[2,3-d]pyriMidin-5-yl)ethyl]benzoyl]-L-glutaMic Acid;(2R)-2-[[4-[2-(2-amino-4,6-dioxo-5,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]amino]pentanedioic acid 中文名称: 培美曲塞6-氧基二酸杂质 中文同义词: 培美曲塞酮杂质;培美曲塞钠杂质7;培美曲塞EP氧化杂质;培美曲塞6-氧化杂质;培美曲塞6-氧二酸杂质;培美曲塞6-氧基二酸杂质;培美曲塞6-OXO二酸杂质;培美曲塞二钠-6-氧代杂质(游离酸) 分子式: C20H21N5O7 分子量: 443.41 密度 : 1.67±0.1 g/cm3(Predicted) 酸度系数(pKa): 3.59±0.10(Predicted)