Indium triflate: a new catalyst for (4+2)-cycloaddition of chromone Schiff's bases

被引：44

作者：

Gadhwal, S ^{[1
]}

Sandhu, JS ^{[1
]}

机构：

[1] Reg Res Lab, Jorhat 785006, Assam, India

来源：

JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 | 2000年 / 16期

关键词：

D O I：

10.1039/b000923g

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

3,4-Dihydro-2H-pyran reacts with a variety of chromone Schiff's bases 3 in the presence of indium and scandium triflates at ambient temperature and pressure to give the endo cycloadducts 4 regiospecifically in high yields.

引用

页码：2827 / 2829

页数：3

共 29 条

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