A Convenient Preparation of α-(<i>p</i>-Hydroxy- or<i>p</i>-Aminophenyl) Carbonyl Compounds. Addition–Reduction Reaction of Tin(II) Enolate with p-Benzoquinone and Its Mono-<i>N</i>-tosylimino Derivative
作者:Teruaki Mukaiyama、Richard S. J. Clark、Nobuharu Iwasawa
DOI:10.1246/cl.1987.479
日期:1987.3.5
Tin(II) enolates react with p-benzoquinone and its mono-N-tosylimino derivative to give 1,2-adducts in good yield. These can be reduced in situ to α-(p-hydroxy- or p-aminophenyl) carbonyl derivatives by addition of dichloromethylsilane and dimethylaminopyridine.
锡 (II) 烯醇化物与对苯醌及其单-N-甲苯磺酰亚氨基衍生物反应,以良好的产率得到 1,2-加合物。通过加入二氯甲基硅烷和二甲氨基吡啶,这些可以原位还原为 α-(对羟基或对氨基苯基)羰基衍生物。