Efficient intramolecular nucleophilic catalysis in the base-catalyzed hydrolysis of o-(1-hydroxyalkyl)-N,N-dimethylbenzenesulfonamides
作者:Jan-Wouter Drijfhout、Anno Wagenaar、Jan B.F.N Engberts
DOI:10.1016/s0040-4039(00)84547-5
日期:——
The title reaction, which proceeds via rate-determining formation of a sultone intermediate, is speeded enormously as a result of the -dialkyl effect of -substituents -C(R1)2OH with R1 = Me, Et and i-Pr.
由于取代基-C(R 1)2 OH具有-R 1= Me,Et和i-Pr的-二烷基效应,通过确定磺内酯中间体的速率进行的标题反应得以极大地加速。