ethyl 1-cyclohexyl-4,5-dioxo-2-phenyl-4,5-dihydro-1H-pyrrole-3-carboxylate 、
3-[(3-methoxyphenyl)amino]-5,5-dimethylcyclohex-2-enone 以
间二甲苯 为溶剂,
以73%的产率得到ethyl 1'-cyclohexyl-6-methoxy-3,3-dimethyl-1,2'-dioxo-5'-phenyl-1',2,2',3,4,10-hexahydro-1H-spiro[acridine-9,3'-pyrrole]-4'-carboxylate