作者:Santhosh Kumar Chittimalla、Tsung-Che Chang、Ting-Chun Liu、Hsing-Pang Hsieh、Chun-Chen Liao
DOI:10.1016/j.tet.2008.01.024
日期:2008.3
A variety of 2-hydroxybenzophenones on reaction with Corey-Chaykovsky reagent underwent unprecedented rearrangements leading to 3-substituted benzofurans 8 and one-carbon homologated compounds 9 and 12. Compounds 9 could further be quantitatively transformed to 2-substituted benzofuran derivatives 10. (c) 2008 Elsevier Ltd. All rights reserved.