1,3,3-trimethyl-6,7-dimethoxy-3,4-dihydroisoquinoline 、
4-benzoyl-5-methoxycarbonyl-1-phenyl-2,3-dihydropyrrole-2,3-dione 以
苯 为溶剂,
反应 0.02h,
以72%的产率得到5,5-dimethyl-8,9-dimethoxy-3-oxo-2,3,5,6-tetrahydropyrrolo[2,1-a]isoquinoline-2-spiro-2'-(3-benzoyl-4-hydroxy-5-oxo-1-phenyl-2,5-dihydro-1H-pyrrole)