4,9-Diphenyl-2,5,7,10-tetramethyl-1,6-dioxapyrene 、
7,7,8,8-四氰基对苯二醌二甲烷 以
苯甲腈 、
乙腈 为溶剂,
以52%的产率得到2-[4-(dicyanomethylidene)cyclohexa-2,5-dien-1-ylidene]propanedinitrile;3,6,10,13-tetramethyl-7,14-diphenyl-5,12-dioxatetracyclo[6.6.2.04,16.011,15]hexadeca-1(15),2,4(16),6,8,10,13-heptaene