The synthesis and biological evaluation of a range of novel functionalised benzopyrans as potential potassium channel activators

被引:13
|
作者
Tyrrell, Elizabeth [1 ]
Tesfa, Kibur Hunie [1 ]
Greenwood, Iain [2 ]
Mann, Alistair [1 ]
机构
[1] Kingston Univ, Sch Pharm & Chem, Kingston upon Thames KT1 2EE, Surrey, England
[2] Univ London, London SW17 0RE, England
关键词
benzopyrans; Nicholas reaction; chiral; potassium channel activators; cromakalim; rat thoracic tissue; smooth muscle relaxation;
D O I
10.1016/j.bmcl.2007.11.135
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
A range of novel benzopyrans have been synthesised and biologically evaluated for K-ATP channel activity employing cromakalim 1 as a benchmark K-ATP channel opener. Although the compounds that were evaluated demonstrated a reduced ability to relax phenylephrine stimulated rat thoracic tissue, we provide evidence that benzopyrans 7a-h may be operating via an alternative mechanism than ATP-sensitive K+ channel activity. (C) 2008 Published by Elsevier Ltd.
引用
收藏
页码:1237 / 1240
页数:4
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