A facile stereoselective synthesis of (E)-1,2-disubstituted vinylic selenides via hydromagnesiation of alkylarylacetylenes
作者:Mingzhong Cai、Jun Xia、Wenyan Hao
DOI:10.1002/hc.20066
日期:——
Hydromagnesiation of alkylarylacetylenes 1 in diethyl ether gave (E)-α-arylvinyl Grignard reagents 2, which reacted with arylselenenyl bromides 3 in THF to afford stereoselectively (E)-1,2-disubstituted vinylic selenides 4 in good yields. © 2005 Wiley Periodicals, Inc. Heteroatom Chem 16:65–68, 2005; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/hc.20066
烷基芳基乙炔 1 在乙醚中的加氢氧化得到 (E)-α-芳基乙烯基格氏试剂 2,其与芳基溴化硒 3 在 THF 中反应,以良好的收率立体选择性地提供 (E)-1,2- 二取代的乙烯基硒化物 4。© 2005 Wiley Periodicals, Inc. 杂原子化学 16:65–68, 2005; 在线发表于 Wiley InterScience (www.interscience.wiley.com)。DOI 10.1002/hc.20066