碲杂环炔的转金属化反应：Z-烯炔醇的立体选择性合成及其在钯催化环化反应中的应用。
Transmetalation of Z-telluroenynes: stereoselective synthesis of Z-enynols and their application in palladium-catalyzed cyclization.
机构信息
Laboratório de Síntese, Reatividade, Avaliação Farmacológica e Toxicológica de Organocalcogênios, and Laboratório de Materiais Inorgânicos, CCNE, UFSM, Santa Maria, Rio Grande do Sul 97105-900, Brazil.
出版信息
Org Lett. 2010 Mar 5;12(5):936-9. doi: 10.1021/ol902896x.
PMID:20131828
Abstract
The synthesis of various Z-enynols via reaction of vinyllithium intermediate with aldehydes and ketones is described. The subsequent cyclization of a wide variety of Z-enynols afforded substituted furans and dihydrofurans with high regioselectivity under mild reaction conditions.
摘要
描述了通过乙烯基锂中间体与醛和酮反应合成各种 Z-烯炔醇的方法。在温和的反应条件下，通过 Z-烯炔醇的后续环化反应，可以高区域选择性地得到取代的呋喃和二氢呋喃。
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