Synthesis of (+)- and (-)-Geissman-Waiss lactone from chiral sulfonium salts

Ricardo López-González,Dino Gnecco,Jorge R. Juárez,María L. Orea,Victor Gómez-Calvario,Sylvain Bernès,David M. Aparicio,Joel L. Terán

Tetrahedron Letters（2020）

引用 4|浏览42

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摘要

•Regiospecific 5-exo-trig-ring-closure of chiral sulfonium salts.•Desulfurization–reduction–lactonization of Cyclic zwitterionic pyrrolidinone.•Concise synthetic route to bicyclic Geissman-Waiss lactone.

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关键词

Cyclic zwitterion,Pyrrolidinone,Enantiospecific,Geissman-Waiss lactone

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