Synthesis of new heterocycles through a cation-driven tandem ring-enlargement-annulation reaction

被引：20

作者：

Bernard, AM ^{[1
]}

Cadoni, E ^{[1
]}

Frongia, A ^{[1
]}

Piras, PP ^{[1
]}

Secci, F ^{[1
]}

机构：

[1] Univ Cagliari, Dipartimento Sci Chim, I-09042 Cagliari, Italy

来源：

ORGANIC LETTERS | 2002年 / 4卷 / 15期

关键词：

D O I：

10.1021/ol026199x

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

[GRAPHICS] The thionium ion, generated through a cyclopropylcarbinyl-cyclobutyl ring expansion, is, for the first time, intramolecularly intercepted by activated aromatic rings to generate new versatile 2a-methyl-8b-(phenylsulfanyl-1,2a,3,8b-tetrahydro-2H-cyclobuta[c]chromenes.

引用

页码：2565 / 2567

页数：3

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