881995-69-3

• 常用中文名：(R)-3-氨基-4-(2,4,5-三氟苯基)丁酸甲酯
• 常用英文名：Benzenebutanoic acid, β-amino-2,4,5-trifluoro-, methyl ester, (βR)
• CAS号：881995-69-3
• 分子式：C₁₁H₁₂F₃NO₂
• 分子量：247.214
• 发布时间：2018-09-09 08:33:59
• 更新时间：2026-07-15 11:00:25

名称

• 中文名: 西他列汀-int A8
• 英文名: Benzenebutanoic acid, β-amino-2,4,5-trifluoro-, methyl ester, (βR)
• 中文别名: 西他列汀甲酯杂质; (R)-西他列汀甲酯杂质; (R)-西格列汀甲酯杂质; (R)-3-氨基-4-(2,4,5-三氟苯基) 丁酸甲酯; 西格列汀杂质 11; 西他列汀-INT A8; (R)-SITAGLIPTIN METHYL-ESTER 杂质; 西格杂质25; 西他列汀杂质57; (3R)-3-氨基-4-(2,4,5-三氟苯基)丁酸甲酯(西格列汀杂质); (3R)-3-氨基-4-(2,4,5-三氟苯基)丁酸甲酯; (R)-西格列汀甲基酯杂质
• 英文别名: (R)-methyl 3-amino-4-(2,4,5-trifluorophenyl)butanoate; methyl (R)-3-amino-4-(2,4,5-trifluorophenyl)butanoate; (R)-3-Amino-4-(2,4,5-Trifluorophenyl)Butanoic Acid Methyl Ester; (R)-Sitagliptin Methyl-Ester Impurity methyl (R)-3-amino-4-(2,4,5-trifluorophenyl)butanoate; Sitagliptin acid Methyl Ester; Benzenebutanoicacid,b-amino-2,4,5-trifluoro-,Methylester,(bR); (R)-methyl 3-amino-4-(2,4,5-trifluorophenyl)butanoate (Sitagliptin Impurity）; (R)-Methyl 3-amino-4-(2,4,5-trifluoro phenyl) butanoate; Sitagliptin Impurity 11; (R)-Sitagliptin Methyl-Ester IMpurity; (R)-Sitagliptin Methyl-Ester ImpurityQ: What is (R)-Sitagliptin Methyl-Ester Impurity Q: What is the CAS Number of (R)-Sitagliptin Methyl-Ester Impurity Q: What is the storage condition of (R)-Sitagliptin Methyl-Ester Impurity; (R)-methyl 3-amino-4-(2,4,5-trifluoro phenyl) butanoate; Sitagliptin Impurity 51; Methyl (3R)-3-amino-4-(2,4,5-trifluorophenyl)butanoate; Benzenebutanoic acid, b-amino-2,4,5-trifluoro-, methyl ester; (R)-methyl 3-amino-4-(2,4,5-trifluorophenyl); Sitagliptin Methyl Ester Impurity; Sitagliptin impurity 21/(R)-Sitagliptin Methyl-Ester Impurity/methyl (R)-3-amino-4-(2,4,5-trifluorophenyl)butanoate; (R)-Methyl 3-amino-4-(2,4,5-trifluorophenyl)butanoate; (3R)-3-amino-4-(2,4,5-trifluorophenyl)butanoate; Methyl (R)-b-Amino-2,4,5-F3-benzenebutanoate HCl; (R)-SITAGLIPTIN METHYL-ESTER IMPURITY; methyl (3R)-3-amino-4-(2,4,5-trifluorophenyl)butanoate

物化性质

• 密度: 1.3±0.1 g/cm3
• 沸点: 316.0±42.0 °C at 760 mmHg
• 熔点: -145.22°C(lit.)
• 分子式: C₁₁H₁₂F₃NO₂
• 分子量: 247.214
• 闪点: 144.9±27.9 °C
• 精确质量: 247.082016
• PSA: 52.32000
• LogP: 1.85
• 外观性状: 固体
• 蒸汽压: 0.0±0.7 mmHg at 25°C
• 折射率: 1.484
• 储存条件: 2-8°C，干燥，避光

安全

• 危害码 (欧洲): Xi

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