1-(4-甲氧基苯基)-1H-吡咯-2,5-二酮 、 dimethyl 4-(4-methylphenyl)-6-[(E)-2-(4-methylphenyl)ethenyl]-4H-thiopyran-2,3-dicarboxylate 以
苯 为溶剂,
反应 21.0h,
以53%的产率得到11,12-Bis(methoxycarbonyl)-4-(p-methoxyphenyl)-7,13-di-p-tolyl-10-thia-4-azatricyclo<7.4.0.0
2,6>trideca-8,11-diene-3,5-dione