Reactions of salicyl N-tosylimines or salicylaldehydes with diethyl acetylenedicarboxylate for the synthesis of highly functionalized chromenes

被引：47

作者：

Guo, Ying-Wen

Shi, Yong-Ling

Li, Hong-Bin

Shi, Min

机构：

[1] Chinese Acad Sci, Shanghai Inst Organ Chem, State Key Lab Organomet Chem, Shanghai 200032, Peoples R China

[2] Shanghai Univ, Sch Environm & Chem Engn, Shanghai 201800, Peoples R China

来源：

TETRAHEDRON | 2006年 / 62卷 / 25期

基金：

中国国家自然科学基金;

关键词：

salicyl N-tosylimines; salicylaldehydes; DABCO; PPhMe2; diethyl acetylenedicarboxylate; chromenes;

D O I：

10.1016/j.tet.2006.04.011

中图分类号：

O62 [有机化学];

学科分类号：

070303 [有机化学]; 081704 [应用化学];

摘要：

Reactions of diethyl acetylenedicarboxylate with salicyl N-tosylimines or salicylaldehydes proceeded smoothly in the presence of DABCO or dimethylphenylphosphine under mild conditions to give the corresponding chromenes in excellent yields. (c) 2006 Elsevier Ltd. All rights reserved.

引用

页码：5875 / 5882

页数：8

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