A GENERAL SYNTHETIC ROUTE TO 2,2'-5',2''-TERPYRROLE, 2,5-BIS(2-PYRRYL)THIOPHENE, AND ALKYL-SUBSTITUTED ANALOGS

被引:55
作者
MERRILL, BA [1 ]
LEGOFF, E [1 ]
机构
[1] MICHIGAN STATE UNIV,DEPT CHEM,E LANSING,MI 48824
关键词
D O I
10.1021/jo00296a062
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A new four-step route to 2,2':5',2“-terpyrroles (4,13) and 2,5-bis(2-pyrryl)thiophenes (6,14) is described. The key step involves a Stetter reaction between an electron-deficient pyrrole aldehyde and divinyl sulfone. The resulting symmetrical 1,4-diketone is used as a common precursor for the synthesis of both tricyclic systems. © 1990, American Chemical Society. All rights reserved.
引用
收藏
页码:2904 / 2908
页数:5
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