1,3-dihydro-3,3-dimethyl-1-neopentyl-2-methyleneindoline 、 4-(4-N,N-diethylaminophenyl)-1,2-naphthoquinone2-oxime 以
甲苯 为溶剂,
以57%的产率得到1,3-dihydro-3,3-dimethyl-1-neopentyl-6'-(4-N,N-diethylaminophenyl)-spiro[2H-indole-2,2'[2H]naphth[1,2-b][1,4]oxazine]