New Cyclization of 4-Oxahepta-1,6-diynes Bearing Sulfur and Selenium Functional Groups
作者:Mitsuhiro Yoshimatsu、Hiroyasu Watanabe、Eri Koketsu
DOI:10.1021/ol101540s
日期:2010.9.17
New cyclizations of 1-sulfanyl- and -selany1-4-oxa-1,6-heptadiynes using sodium alkoxide or thiolates provided 4-alkoxymethy1-3-phenylsulfanyl- and 3,4-bis(sulfanylmethyl)furans in high yields.