Dichlorocyclopropanation and ring cleavage of bridgehead enol lactones. A stereocontrolled ring expansion sequence
作者:K.J. Shea、W.M. Fruscella、W.P. England
DOI:10.1016/s0040-4039(00)96796-0
日期:1987.1
Sequential dichlorocyclopropanation and ethoxide induced lactone cleavage of bridgeheadenollactones affords a stereocontrolled synthesis of 2-chlorocycloheptenones.