Highly Efficient Gold-Catalyzed Atom-Economical Annulation of Phenols with Dienes
作者:Rene-Viet Nguyen、Xiaoquan Yao、Chao-Jun Li
DOI:10.1021/ol0607692
日期:2006.5.1
[reaction: see text] A highlyefficient annulation of phenols and naphthols with dienes was developed by using a combination of AuCl(3)/AgOTf as catalyst. The annulation generated various benzofuran derivatives under mild conditions rapidly.
Ag(I)-Catalyzed Sequential C−C and C−O Bond Formations between Phenols and Dienes with Atom Economy
作者:So Won Youn、Jeong Im Eom
DOI:10.1021/jo061221b
日期:2006.8.1
Mild, efficient, and economical Ag(I)-catalyzed sequential C−C/C−Obondformationsbetweenphenols and dienes were developed to afford in good yields a variety of dihydrobenzopyran and dihydrobenzofuran ring systems, which are important motifs in both naturally occurring and biologically active compounds.