Synthesis of 4-hydroxy- and 2,4-dihydroxy-homophthalates by [4+2] cycloaddition of 1,3-bis(silyloxy)-1,3-butadienes with dimethyl allene-1,3-dicarboxylate
作者:Ibrar Hussain、Mirza A. Yawer、Bettina Appel、Muhammad Sher、Ahmed Mahal、Alexander Villinger、Christine Fischer、Peter Langer
DOI:10.1016/j.tet.2008.05.118
日期:2008.8
The reaction of 1,3-bis(trimethylsiloxy)-1,3-butadienes with dimethyl allene-1,3-dicarboxylate provides a convenient and regioselective approach to a variety of functionalized 4-hydroxy- and 2,4-dihydroxy-homophthalates.
1,3-双(三甲基甲硅烷氧基)-1,3-丁二烯与1,3-二羧酸二甲酯的反应为各种官能化的4-羟基-和2,4-二羟基-邻苯二甲酸酯提供了一种方便且区域选择性的方法。