Synthesis of polyfunctionalized benzophenones via the reaction of 3-formylchromones with tertiary push–pull enamines
作者:Alexey Yu. Barkov、Vladislav Yu. Korotaev、Igor B. Kutyashev、Vyacheslav Ya. Sosnovskikh
DOI:10.1016/j.tet.2016.03.005
日期:2016.4
Uncatalyzed nucleophilic reaction of 3-formylchromones with tertiary push–pull enamines in refluxing acetonitrile gave polyfunctionalized benzophenone derivatives as a result of a [3+3] annulation in moderate to good yields.
Domino ‘Michael-retro-Michael-aldol’ reactions of 1,3-bis-silyl enol ethers with 3-formylchromones
作者:Peter Langer、Bettina Appel
DOI:10.1016/j.tetlet.2003.09.008
日期:2003.10.20
Functionalized benzophenones were prepared by domino 'Michael-retro-Michael-aldol' reactions of 1,3-bis-silyl enol ethers with 3-formylchromones. (C) 2003 Elsevier Ltd. All rights reserved.