Asymmetric Organocatalytic Synthesis of <i>cis</i>-Substituted Dihydrobenzofuranols via Intramolecular Aldol Reactions
作者:Dieter Enders、Oliver Niemeier、Leo Straver
DOI:10.1055/s-2006-956454
日期:2006.12
The diastereo- and enantioselective synthesis of 3-hydroxy 2,3-dihydrobenzofurans via an intramolecular cis-selective aldol reaction employing proline-type organocatalysts is described enabling a new entry to coumarine natural products.
本研究介绍了利用脯氨酸类有机催化剂,通过分子内顺选择性醛醇反应,非对映和对映体选择性合成 3-羟基 2,3-二氢苯并呋喃的过程,为香豆素类天然产物的合成提供了新途径。