(1S,8R,9S,13R)-1-methyl-14-(4-methylphenyl)sulfonyl-11-phenyl-11,14-diazatetracyclo[6.5.1.02,7.09,13]tetradeca-2,4,6-triene-10,12-dione 在
copper(II) bis(trifluoromethanesulfonate) 作用下,
以
1,2-二氯乙烷 为溶剂,
以92%的产率得到4-methyl-2-phenyl-benzo[
f]isoindole-1,3-dione