gave ortho-alkenylated arylamines in moderate to good yields. The reaction was found to proceed in a highly stereospecific manner at the carbenoid carbon. This reaction offers a quite novel and direct alkenylation of arylamines at the ortho-position of the aromatic ring.
镁烷叉卡宾的治疗,这是从1
氯乙烯基生成p -
甲苯基砜与
异丙基氯化镁在
甲苯中-78℃下,用Ñ -lithio芳基胺,得到邻-alkenylated芳基胺在中度至良好的产率。发现该反应在类
胡萝卜素碳上以高度立体定向的方式进行。该反应在芳环的邻位提供芳胺的相当新颖和直接的烯基化。