2,2-二甲基-4,6-二氧环己烷-1-羧酸甲酯 、
1-萘胺 、
[(1S,4S)-1,7,7-trimethylbicyclo[2.2.1]hept-2-ylidene]acetaldehyde 以
乙醇 为溶剂,
生成 methyl (7R,11R)-10,10-dimethyl-8-oxo-7-[(1S,4S)-1,7,7-trimethylbicyclo[2.2.1]hept-2-ylidenemethyl]-7,8,9,10,11,12-hexahydrobenzo[c]acridine-11-carboxylate 、 methyl (7R,11S)-10,10-dimethyl-8-oxo-7-[(1S,4S)-1,7,7-trimethylbicyclo[2.2.1]hept-2-ylidenemethyl]-7,8,9,10,11,12-hexahydrobenzo[c]acridine-11-carboxylate 、 methyl (7S,11R)-10,10-dimethyl-8-oxo-7-[(1S,4S)-1,7,7-trimethylbicyclo[2.2.1]hept-2-ylidenemethyl]-7,8,9,10,11,12-hexahydrobenzo[c]acridine-11-carboxylate 、
methyl (7S,11S)-10-10-dimethyl-8-oxo-7-[(1S,4S)-1,7,7-trimethylbicyclo[2.2.1]hept-2-ylidenemethyl]-7,8,9,10,11,12-hexahydrobenzo[c]acridine-11-carboxylate