作者:Sunggak Kim、Chae Jo Lim、Changsik Song、Won-jin Chung
DOI:10.1021/ja028396x
日期:2002.12.1
organic reactions, radical-mediated alkylations of carboxylic acid derivatives have not been well studied. The first successful radical alkylation of carboxylic imides is achieved by the addition of an alkyl radical to a ketene O,N-acetal and the subsequent cleavage of N-O bond. It is noteworthy that alkyl halides activated with an electron-withdrawing group undergo alkylations under tin-free conditions
尽管烷基化是最重要和最基本的有机反应之一,但羧酸衍生物的自由基介导的烷基化尚未得到很好的研究。羧酸酰亚胺的第一次成功的自由基烷基化是通过将烷基添加到烯酮 O,N-缩醛上并随后裂解 NO 键来实现的。值得注意的是,由于 1,2-苯基从甲硅烷基转移到氧,被吸电子基团活化的卤代烷在无锡条件下发生烷基化。