The First Regiospecific Synthesis of 8,8-Dimethyl-2H,8H-pyrano[2,3-h]quinolin-2-one and Related Compounds
作者:Hong-Bin Sun、Feng-Ling Qing、Xianfeng Chen
DOI:10.1055/s-1997-1350
日期:1997.11
The title compound was synthesized in eight steps, starting from 6-acetamindo-2,3-dimethyl-2H-1-benzopyran-4-one (6). The key steps involved are the regiospecific nitration of 6 and palladium(0)-catalyzed arylation of acrylic acid in aqueous media.
标题化合物经过八步合成,起始于6-乙酰氨基-2,3-二甲基-2H-1-苯并吡喃-4-酮(6)。关键步骤包括6的区域选择性硝化反应以及在水相介质中钯(0)催化的丙烯酸酰氨基化反应。