A novel process is described for the synthesis of Sitagliptin, IUPAC name 7-[(3R)-3-amino-1-oxo-4-(2,4,5-trifluorophenyl)butyl]-5,6,7,8-tetrahydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazine, of formula (I).
本文描述了一种合成
西格列汀的新工艺,IU
PAC名称为7-[(3R)-3-amino-1-oxo-4-(2,4,5-三
氟苯基)丁基]-5,6,7,8-四氢-3-(三
氟甲基)-
1,2,4-三唑并[4,3-a]
吡嗪,其
化学式为(I)。