3-((tert-Butoxycarbonyl)amino)-4-(2,5-difluorophenyl)butanoic acid

3-((叔丁氧羰基)氨基)-4-(2,5-二氟苯基)丁酸

Also known as: Sitagliptin Defluoro Impurity 4, 3-Boc-amino-4-(2,5-difluorophenyl)butanoic acid, 3-tert-Butoxycarbonylamino-2,5-difluorobenzenebutanoic acid, Benzenebutanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-2,5-difluoro-, Boc-3-Amino-4-(2,5-Difluorophenyl)-butyric acid, Sitagliptin impurity 17, Sitagliptin Phosphate Impurity 314

3-((tert-Butoxycarbonyl)amino)-4-(2,5-difluorophenyl)butanoic acid (CAS 1271773-97-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H19F2NO4 and a molecular weight of 315.31200 g/mol. It is also known as Sitagliptin Defluoro Impurity 4, 3-Boc-amino-4-(2,5-difluorophenyl)butanoic acid and 3-tert-Butoxycarbonylamino-2,5-difluorobenzenebutanoic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1271773-97-7

Jingsj CID

J-1563675-3

Molecular Formula

C₁₅H₁₉F₂NO₄

Chinese Name

3-((叔丁氧羰基)氨基)-4-(2,5-二氟苯基)丁酸

Molecular Weight

315.31200 g/mol

Category

Organic Acids

Last updated

8/21/2026