A Novel Series of (Phenoxyalkyl)imidazoles as Potent H<sub>3</sub>-Receptor Histamine Antagonists
作者:C. Robin Ganellin、Abdellatif Fkyerat、Benny Bang-Andersen、Salah Athmani、Wasyl Tertiuk、Monique Garbarg、Xavier Ligneau、Jean-Charles Schwartz
DOI:10.1021/jm960138l
日期:1996.1.1
kyl]imidazole isosteres (where X = NH, S, CH2S, O) of previously described [[(5-nitropyrid-2-yl)X]ethyl]imidazoles (where X = NH, S) have been synthesized and evaluated for H3-receptor histamine antagonism in vitro (Ki for [3H]histamine release from rat cerebral cortex synaptosomes) and in vivo (ED50 per os in mice on brain tele-methylhistamine levels). Encouraging results led to the synthesis and
先前描述的[[(5-硝基吡啶-2-基)X]乙基]咪唑的[[((4-硝基苯基)X]烷基]咪唑等排异构体(其中X = NH,S,CH2S,O)(其中X = NH,已经合成了S),并在体外(对于从大鼠脑皮质突触体释放[3H]组胺的Ki)和在体内(对小鼠脑内远程甲基组胺水平而言,口服ED 50)评估了H3-受体组胺的拮抗作用。令人鼓舞的结果导致合成和测试了一系列新的取代的(苯氧乙基)-和(苯氧丙基)咪唑。后者是4- [3-(4-氰基苯氧基)丙基] -1H-咪唑(10a,UCL 1390; Ki = 12 nM,ED50 = 0.54 mg / kg)和4- [3- [4-(三氟甲基) -苯氧基]丙基] -1H-咪唑(10c,UCL 1409; Ki = 14 nM,ED50 = 0.60 mg / kg)已被选作药物开发的潜在候选药物。