Novel crystalline salts of (2R)-4-oxo-4-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-1-(2,4,5-trifluorophenyl)butan-2-&agr; amine are potent inhibitors of dipeptidyl peptidase-IV and are useful for the treatment of non-insulin dependent (Type 2) diabetes mellitus. The invention also relates to pharmaceutical compositions containing these novel salts, processes to prepare these salts and their pharmaceutical compositions as well as uses thereof for the treatment of Type 2 diabetes.
新型结晶盐(2R)-4-氧基-4-[3-(三
氟甲基)-5,6-二氢[1,2,4]三唑[4,3-a]
吡嗪-7(8H)-基]-1-(2,4,5-三
氟苯基)丁-2-α-胺是二肽基肽酶-IV的有效
抑制剂,可用于治疗非
胰岛素依赖性(2型)糖尿病。本发明还涉及含有这些新型盐的制药组合物、制备这些盐及其制药组合物的方法,以及将其用于治疗2型糖尿病的用途。