A general approach to conjugated (E,E)-dienes through sequential coupling reactions
作者:Francesco Babudri、Vito Fiandanese、Luigia Mazzone、Francesco Naso
DOI:10.1016/s0040-4039(00)78514-5
日期:1994.11
a straightforward and useful procedure leading to a variety of conjugated (E,E)-dienes is reported. The method is based upon sequential coupling reactions of Grignard reagents with the readily available (1E,3E)1l-bromo-4-phenylthio-1,3-butadiene in the presence of NiCl2(dppe).