Reaction paths of 1,3-oxazolinium saltz with stabilized carbanions
作者:Martine Dreme、Pierre Le perchec、Jacques Garapon、Bernard Sillion
DOI:10.1016/s0040-4039(00)97535-x
日期:1982.1
Reaction of stabilizedcarbanions with 3-methyl-2-phenyl-1,3-oxazolinium triflate occurs at both C5 and C2 sites with a regioselectivity depending partially on steric effects. The reaction at C2 site can result in the formation of 1,4-oxazepin derivatives.