Published on 01 January 1980. Downloaded by google on 22/03/2016 18:40:34. ... View Article Online / Journal Homepage / Table of Contents for this issue ... ELECTROPHILIC cyclopropanes are very useful intermediates in organic synthesis and we report a new method for their preparation The corresponding pyrazolines appear to be attractive starting matenals but their thermolyses lead mostly or exclusively to olefinic compounds or to five- membered heterocycles 293 ...
