N-(7-methoxy-4-methylcoumarin-6-yl)maleimide 、
4,7-Dimethyl-6-{4-methylene-2-phenyl-5-[1-phenyl-meth-(E)-ylidene]-4,5-dihydro-imidazol-1-yl}-chromen-2-one 在
三氯化铝 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以69%的产率得到1-(4,7-Dimethyl-2-oxo-2H-chromen-6-yl)-6-(7-methoxy-4-methyl-2-oxo-2H-chromen-6-yl)-2,8-diphenyl-4,4a,7a,8-tetrahydro-1H-1,3,6-triaza-s-indacene-5,7-dione