AN ISOLABLE DIOXASUBSTITUTED PENTADIENYLIUM ION

被引：4

作者：

LUNING, U

BAUMSTARK, R

机构：

[1] Chemisches Laboratorium, D-79104 Freiburg

来源：

TETRAHEDRON LETTERS | 1993年 / 34卷 / 32期

关键词：

D O I：

10.1016/S0040-4039(00)60675-5

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

The condensation of the bis-ortho-substituted acetophenone 3 with triethyl orthoformiate (4) by perchloric acid does not yield a pyrylium salt 5 but a pentadienylium ion 6 which is stabilized by oxasubstituents.

引用

页码：5059 / 5062

页数：4

共 20 条

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