草酰氯 、
2,2'-[3,3'-bis(4-methylphenyl)-1,1',2,2'-tetrahydro-6,6'-biquinoxaline-2,2'-diylidene]bis[1-(4-methylphenyl)ethanone] 以
氯仿 为溶剂,
以80%的产率得到4,4'-[3,3'-bis(4-methylphenyl)-6,6'-biquinoxaline-2,2'-diyl]bis[5-(4-methylphenyl)-2,3-dihydrofuran-2,3-dione]