Microwave-assisted synthesis of quinoline, isoquinoline, quinoxaline and quinazoline derivatives as CB2 receptor agonists

被引:85
作者
Saari, Raimo [1 ]
Torma, Jonna-Carita [1 ]
Nevalainen, Tapio [1 ]
机构
[1] Univ Eastern Finland, Fac Hlth Sci, Sch Pharm, FIN-70211 Kuopio, Finland
基金
芬兰科学院;
关键词
Receptors; Agonists; Cannabinoid receptor 2; Quinoline; Isoquinoline; Quinoxaline; Quinazoline; Microwave irradiation; NEUROPATHIC PAIN; CANNABINOID CB1; LIGAND; IDENTIFICATION; ANTAGONISTS; ACTIVATION; KINASE;
D O I
10.1016/j.bmc.2010.11.059
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Quinoline, isoquinoline, quinoxaline, and quinazoline derivatives were synthesized using microwave-assisted synthesis and their CB1/CB2 receptor activities were determined using the [S-35]GTP gamma S binding assay. Most of the prepared quinoline, isoquinoline, and quinoxalinyl phenyl amines showed low-potency partial CB2 receptor agonists activity. The most potent CB2 ligand was the 4-morpholinylmethanone derivative (compound 40e) (-log EC50 = 7.8; E-max = 75%). The isoquinolin-1-yl(3-trifluoromethyl-phenyl)amine (compound 26c) was a high efficacy CB2 agonist (-log EC50 = 5.8; E-max = 128%). No significant CB1 receptor activation or inactivation was shown in these studies, except 40e, which showed weak CB1 agonist activity (CB1 -log EC50 = 5.0). These ligands serve as novel templates for the development of selective CB2 receptor agonist. (C) 2010 Elsevier Ltd. All rights reserved.
引用
收藏
页码:939 / 950
页数:12
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