6-tert-butoxycarbonyl-4-[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-yl]-1.2.3,4-tetrahydro-pyrido[3,4-b]pyrazin-6-ium 在
盐酸 作用下,
以
1,4-二氧六环 为溶剂,
反应 2.0h,
以99%的产率得到4-[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-yl]-1.2.3,4-tetrahydro-pyrido[3,4-b]pyrazine