Lewis acid promoted condensation of carbonyl compounds with alkoxyallylsilanes synthesis of substituted tetrahydropyrans
作者:Z.Y Wei、J.S Li、D Wang、T.H Chan
DOI:10.1016/s0040-4039(00)96321-4
日期:——
The condensation of alkoxyallylsilanes with carbonylcompounds under Lewis acid conditions gave all -4-chloro-2,6-disubstituted-tetrahydropyrans. The reaction was found to proceed through a mixed silyl acetal intermediate.