(2Z)-4-氧代-4-[3-(三氟甲基)-5,6-二氢-[1,2,4]三唑并[4,3-A]吡嗪-7-(8H)-基]-1-(2,4,5-三氟苯基)丁-2-酮 在 Ammonium Acetate,氨体系中,用 甲醇,水作为反应溶剂,获得 Dehydrositagliptin
参考文献:Process For The Preparation Of R-Sitagliptin And Its Pharmaceutically Acceptable Salts Thereof
标题:Process For The Preparation Of R-Sitagliptin And Its Pharmaceutically Acceptable Salts Thereof
摘要:本发明提供了用于制备r-西他列汀及其药用可接受的盐的工艺.