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ZrCl4 catalyzed highly selective and efficient Michael addition of heterocyclic enamines with α,β-unsaturated olefins
作者:Vijay Kumar、Sukhdeep Kaur、Subodh Kumar
DOI:10.1016/j.tetlet.2006.07.116
日期:2006.9
Highly selective and efficientMichaeladditions of heterocyclic enamines, viz. indoles, pyrroles, and pyrazoles with α,β-unsaturated olefins using 2 mol % of ZrCl4 has been achieved.