Synthesis of conjugated trienes by palladium(0) catalysed cross coupling
作者:Thomas L. Gilchrist、Richard J. Summersell
DOI:10.1016/s0040-4039(00)95956-2
日期:——
2-Bromo-1-ethenyl-3,4-dihydronaphthalene (1) is subjected to palladium(0) catalysed coupling to a series of vinyl and aryl iodides via a bromozinc intermediate; the products when heated undergo 6π-electrocyclic ringclosure.