马来酸酐 、 1,1,12,12-tetraphenyl-dodeca-1,3,5,7,9,11-hexaene 在
xylene 作用下,
生成
6,6'-bis-(2,2-diphenyl-vinyl)-[3,3']bicyclohex-1-enyl-4,5,4',5'-tetracarboxylic acid-4,5;4',5'-dianhydride 、 3ξ,6ξ-bis-(4,4-diphenyl-buta-1,3-dien-ξ-yl)-cyclohex-4-ene-1
r,2
c-dicarboxylic acid-anhydride