(4-Methoxyphenyl)methyl 5-oxocyclohepta-1,3,6-triene-1-carboxylate 、 1-cyano-2-((trimethylsilyl)methyl)allyl acetate 在
bis(dibenzylideneacetone)-palladium
(0) 、
(3,5-dioxa-4-phospha-cyclohepta[2,1-a;3,4-a']dinaphthalen-4-yl)-bis-(1-phenyl-ethyl)-amine 作用下,
以
甲苯 为溶剂,
以77%的产率得到(4-methoxyphenyl)methyl (1R,6R,7S)-7-cyano-8-methylidene-10-oxobicyclo[4.3.1]deca-2,4-diene-3-carboxylate