Cyclizations and cycloadditions of acetylenic sulfones on solid supports
作者:Thomas G. Back、Huimin Zhai
DOI:10.1039/b512016k
日期:——
Acetylenicsulfones attached to solid supports by means of ester linkers were employed in a variety of cyclization and cycloaddition reactions, followed by cleavage of the products from the resin by ester hydrolysis or reductive desulfonylation.
A Schmidt route to 1-azabicyclo[x.y.0]alkanes: a comparison of carbocation stabilizing groups
作者:William H Pearson、Rajesh Walavalkar
DOI:10.1016/s0040-4020(01)00353-2
日期:2001.6
The intramolecular Schmidt reactions of tertiary alkyl, tertiarybenzylic, tertiary propargylic, and tertiary allylic carbocations with tethered azides are reported. Using product analysis and deuterium labeling studies, the role of cation rearrangement prior to Schmidt reaction is reported.