Rhodium catalysed carbonylation of homoallylic alcohols to spiropyrans bearing quaternary centres
作者:Beate Kitsos-Rzychon、Peter Eilbracht
DOI:10.1016/s0040-4020(98)00637-1
日期:1998.9
A convenient preparation of substituted spiropyrans via rhodiumcatalysed hydroformylation of homoallylic alcohols, followed by a condensation sequence to form hemiacetals and 2,2,3,3-tetraalkyl-4[H]-pyrans, is described.