4-(3,3,4,4,5,5-hexafluoro-2-(2-methyl-5-(p-dimethylaminophenyl)thiophen-3-yl)-cyclopent-1-enyl)-5-methyl-thiophene-2-carbaldehyde 、
4,4’-methylphosphonateethyl ester-6,6’-dimethyl-2,2’-bipyridine 在
potassium tert-butylate 作用下,
以68%的产率得到6,6’-dimethyl-4,4'-bis((E)-2-(4-(3,3,4,4,5,5-hexafluoro-2-(2-methyl-5-p-N,N-dimethylaminophenylthiophen3-yl)cyclopent-1-nyl)-5-methylthiophen-2-yl)vinyl)-2,2'-bipyridine