Remarkable facilitation of hetero-cycloisomerizations with water and other polar protic solvents: metal-free synthesis of indolizines

被引:28
作者
Narayan, Alison R. Hardin [1 ]
Sarpong, Richmond [1 ]
机构
[1] Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USA
关键词
ORGANIC-REACTIONS; CATALYZED CYCLOISOMERIZATION; ACCELERATION; PYRROLONES; ACTIVATION; INHIBITORS;
D O I
10.1039/c0gc00198h
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Hetero-cycloisomerization reactions of propargylic alcohol derivatives leading to indolizines have been demonstrated to proceed in the presence of water alone. This stands as a significant advance over the previous methods using Pt, Cu or Ag salts paired with ligands in organic solvents such as benzene, acetonitrile or methylene chloride.
引用
收藏
页码:1556 / 1559
页数:4
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