Intramolecular radical trapping in “set” ring opening of N-enoyl aziridines. A new mechanistic probe and a new synthesis of pyrrolidones.
作者:G. Bentz、N. Besbes、A. Laurent、H. Stamm
DOI:10.1016/s0040-4039(00)95454-6
日期:1987.1
N-Acryloyl aziridines 1a-c form pyrrolidones 4a-c via electron attachment, homolytic ring cleavage of the intermediate ketyl, and intramolecular trapping of the radical by the CC bond of the acryloyl moiety of 1a-c.
N-丙烯酰基氮丙啶1a-c通过电子附着,中间体酮基的均相环裂解以及1a-c的丙烯酰基部分的CC键对自由基的分子内捕获形成吡咯烷酮4a-c。