New synthetic methodology utilising 1,2-dioxines and stabilised phosphorus ylides: a highly diastereoselective cyclopropanation reaction
作者:Thomas D. Avery、Thomas D. Haselgrove、Dennis K. Taylor、Edward R. T. Tiekink、Thomas D. Avery、Tanya J. Rathbone
DOI:10.1039/a707360g
日期:——
A new method is described for the synthesis of diastereomerically pure cyclopropanes from substituted 1,2-dioxines 1a–c and stabilised phosphorus ylides 2a–e.