On the formation of seven-membered rings by arene-ynamide cyclization

被引：12

作者：

Brutiu, Bogdan R. ^{[1
]}

Bubeneck, Wilhelm Andrei ^{[1
]}

Cvetkovic, Olivera ^{[1
]}

Li, Jing ^{[1
]}

Maulide, Nuno ^{[1
]}

机构：

[1] Univ Vienna, Inst Organ Chem, Wahringer Str 38, A-1090 Vienna, Austria

来源：

MONATSHEFTE FUR CHEMIE | 2019年 / 150卷 / 01期

基金：

奥地利科学基金会;

关键词：

Heterocycles; Strained molecules; BrOnsted acid; Catalysis; SULFONIUM; ACCESS;

D O I：

10.1007/s00706-018-2320-x

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

A BrOnsted acid-catalyzed selective arene-ynamide cyclization is described. This reaction proceeds via a keteniminium intermediate and enables the preparation of seven-membered ring enamide products. Mechanistic studies uncover an unusual product inhibition behavior. [GRAPHICS] .

引用

页码：3 / 10

页数：8

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