Synonyms:
boc-(r)-3-amino-4-(2,4,5-trifluorophenyl)butanoic acid ; (r)-sitagliptin n-boc-acid impurity ; (r)-n-boc-3-amino-4-(2,4,5-trifluorophenyl)butanoic acid ; parecoxib sodium api ; sitagliptin intermediateb ; sitagliptin intermediate ; (r)-boc-3-amino-4-(2,4,5-trifluorophenyl)butanoicacid ; boc-(r)-3-amino-4-(2,4,5-trifluoro-phenyl)-butyric acid ; sitagliptin intermediate 1 ; (r)-n-boc-3-amino-4-(2,4,5-trifluorophenyl)butanoic