英文别名:
Sitagliptin EP Impurity B HCl;Sitagliptin EP Impurity B HCl (SitagliptinDefluoro Impurity 6 HCl);Sitagliptin EP Impurity B Hydrochloride;Sitagliptin Defluoro Impurity 6 HCl;(R)-7-[3-Amino-1-oxo-4-(2,5-difluorophenyl)butyl]-5,6,7,8-tetrahydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazine HCl