Evidence for pentaalkylphosphorane intermediates in the reaction of dienes at the bridging phosphorus in P-methylphosphole dimers
作者:Kenneth C. Caster、Louis D. Quin
DOI:10.1016/s0040-4039(00)94213-8
日期:1983.1
greatly increased when the dimes are heated in the presence of 1,3-dienes. The major products are 3-phospholenes and 3a, 7a-dihydrophosphindoles, formed in retrocycloaddition of the P(V) adduct of the diene and the phosphine.