A direct coupling of unprotected indoles and α-halo ketones via in situ generated oxyallyl cation intermediates is described. The reactions efficiently afford α-indole carbonyl compounds with good to quantitative yields.
描述了未保护的
吲哚和α-卤代酮通过原位生成的羟基烯丙基阳离子中间体的直接偶联。该反应有效地提供了具有良好至定量收率的α-
吲哚羰基化合物。