A one-pot synthesis of phenolic biaryls and p-terphenyls by a [4+2] cycloaddition of 4-aryl-2-silyloxybuta-1,3-dienes with electron-deficient alkynes followed by oxidative aromatization of the resulting cycloadducts is reported.
报告了通过 4-芳基-2-
硅氧基丁-1,3-二烯与缺电子炔的[4+2]环加成,然后对生成的环加成物进行氧化芳香化,一步合成
酚类双芳基和
对三联苯的方法。