(9R,9aS,14aR)-ethyl 9,15-bis(4-chlorophenyl)-16-oxo-14a,15-dihydro-9H-9,15-methanotriphenyleno[2,3-d]azepine-12(9aH)-carboxylate 以
乙醇 为溶剂,
以100%的产率得到rac-ethyl (5aR,15bS)-5a,7-bis(4-chlorophenyl)-6-oxo-5a,6-dihydro-1H-1,5-ethenodibenzo[4,5:6,7]indeno[7a,1-c]azepine-2(5H)-carboxylate