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CAS号: 219821-37-1 英文名称: Aprepitant Impurity 9 英文同义词: Aprepitant Impurity 9;Aprepitant Impurity 47;Aprepitant Open-Ring Methyl Ester Impurity;Aprepitant impurity 22/Aprepitant Open-Ring Methyl Ester Impurity;Methyl 2-(2-((2R,3S)-2-((R)-1-(3,5-Bis(trifluoromethyl)phenyl)ethoxy)-3-(4-fluorophenyl) morpholino)-1-iminoethyl)hydrazinecarboxylate;2-[2-[(2R,3S)-2-[(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy]-3-(4-fluorophenyl)-4-morpholinyl]-1-iminoethyl]hydrazinecarboxylic acid methyl ester;Hydrazinecarboxylic acid, 2-[2-[(2R,3S)-2-[(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy]-3-(4-fluorophenyl)-4-morpholinyl]-1-iminoethyl]-, methyl ester 中文名称: 阿瑞杂质9 中文同义词: 阿瑞杂质9;阿瑞匹坦杂质9;阿瑞匹坦杂质47 分子式: C24H25F7N4O4 分子量: 566.47 密度 : 1.43±0.1 g/cm3(Predicted) 酸度系数(pKa): 7.86±0.43(Predicted)