SGT69: Sitagliptin Impurity 9

tert-Butyl (R)-(4-diazo-1-(2,5-difluorophenyl)-3-oxobutan-2-yl)carbamate ;

CAS # 837430-12-3 ;

C15H17F2N3O3 ;
Mol. Wt.: 325.31 ;