Regioselectivity of the metalation of polymethoxylated pivaloyl-aminobenzenes. Synthesis of methoxy-2(1<i>H</i>)-quinolones precursors of 2-substituted-5,8-quinolinediones
作者:J. M. Fourquez、A. Godard、F. Marsais、G. Quéguiner
DOI:10.1002/jhet.5570320411
日期:1995.7
Synthesis of methoxy-2(1H)-quinolones precursors of 2-substituted-5,8-quinolinediones is described. A metalation, Heck coupling reaction and cyclisation sequence is used. Regioselectivity of the metalation of methoxypivaloylaminobenzenes is studied.
描述了2-取代的5,8-喹啉二酮的甲氧基-2(1 H)-喹诺酮前体的合成。使用金属化,Heck偶联反应和环化顺序。研究了甲氧基新戊酰氨基苯金属化的区域选择性。