Metal-promoted cyclization. 19. Novel bicyclization of enynes and diynes promoted by zirconocene derivatives and conversion of zirconabicycles into bicyclic enones via carbonylation
Metal-promoted cyclization. 19. Novel bicyclization of enynes and diynes promoted by zirconocene derivatives and conversion of zirconabicycles into bicyclic enones via carbonylation
Reaction of zirconocene dichloride with alkyllithiums or alkyl grignard reagents as a convenient method for generating a “zirconocene” equivalant and its use in zirconium-promoted cyclization of alkenes, alkynes, dienes, enynes, and diynes
作者:Ei-ichi Negishi、Fredrik E Cederbaum、Tamotsu Takahashi
DOI:10.1016/s0040-4039(00)84653-5
日期:1986.1
Metal-promoted cyclization. 19. Novel bicyclization of enynes and diynes promoted by zirconocene derivatives and conversion of zirconabicycles into bicyclic enones via carbonylation
作者:Eiichi Negishi、Steven J. Holmes、James M. Tour、Joseph A. Miller、Fredrik E. Cederbaum、Douglas R. Swanson、Tamotsu Takahashi