7-{2-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-6-propyl-thieno[2,3-d]pyrimidin-4-yl}-3-trifluoromethyl-5.6.7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 2.0h,
以71%的产率得到2-[6-propyl-4-(3-trifluoromethyl-5,6-dihydro-8H-[1,2,4]triazolo[4,3-a]pyrazin-7-yl)-thieno[2,3-d]pyrimidin-2-yloxy]-ethanol