methyl 5-(1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-1,2,3,6-tetrahydropyridine-2-carboxylate 、
邻丙烯基氧基苯甲醛 以
甲苯 为溶剂,
反应 34.0h,
以54%的产率得到methyl 10-(1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-6a,8,11,12a-tetrahydro-6H-chromeno[3,4-b]indolizine-7a(7H)-carboxylate