Various 1,2-disubstituted 4-acyl-1-cyclohexenes were obtained by the ethylaluminum dichloride promoted ring enlargement reaction of 2-(1-alkenyl)-1-cyclobutyl ketones prepared by the conjugate addition of 1-alkenylmagnesium bromides With 1-cyclobutenyl ketones.
                                    通过二
氯化乙基铝促进2-(1-链烯基)-1-
环丁基酮的扩环反应,得到了各种1,2-二取代的4-酰基-1-
环己烯,所述
环己酮是通过将1-烯基
溴化镁与1-
环丁烯基共轭加成而制得的。酮。