Synthesis of Tetrasubstituted Furans by Palladium-Catalyzed Decarboxylative [3+2] Cyclization of Propargyl β-Keto Esters
作者:Masahiro Yoshida、Shoko Ohno、Kozo Shishido
DOI:10.1002/chem.201103246
日期:2012.2.6
The decarboxylative [3+2] cyclization reaction of propargyl β‐keto esters with a palladium catalyst is described. Tetrasubstituted furans with a variety of substituents were conveniently synthesized with high efficiency (see scheme).
描述了炔丙基β-酮酸酯与钯催化剂的脱羧[3 + 2]环化反应。具有各种取代基的四取代呋喃可以方便地高效合成(参见方案)。