Synthesis of novel azaxanthones derived from N-hydroxyazoles

被引:13
|
作者
Kristensen, JL [1 ]
Vedso, P [1 ]
Begtrup, M [1 ]
机构
[1] Royal Danish Sch Pharm, Dept Med Chem, DK-2100 Copenhagen, Denmark
关键词
azaxanthones; cyclisations; anionic ring closure;
D O I
10.1016/S0040-4020(02)00034-0
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The synthesis of a new class of azaxanthones is presented. The N-O functionality of 1-hydroxypyrazole and 1-hydroxy-1,2,3-triazole was used to direct metalation and subsequently incorporated in the new ring systems. (C) 2002 Published by Elsevier Science Ltd.
引用
收藏
页码:2397 / 2404
页数:8
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