In pursuit of α4β2 nicotinic receptor partial agonists for smoking cessation:: Carbon analogs of (-)-cytisine

被引:55
作者
Coe, JW [1 ]
Vetelino, MG [1 ]
Bashore, CG [1 ]
Wirtz, MC [1 ]
Brooks, PR [1 ]
Arnold, EP [1 ]
Lebel, LA [1 ]
Fox, CB [1 ]
Sands, SB [1 ]
Davis, TI [1 ]
Schulz, DW [1 ]
Rollema, H [1 ]
Tingley, FD [1 ]
O'Neill, BT [1 ]
机构
[1] Pfizer Global Res & Dev, Groton Labs, Eastern Point Rd, Groton, CT 06340 USA
关键词
alpha 4 beta 2 nicotinic receptor; nAChR; partial agonist; smoking; cessation; alkaloid;
D O I
10.1016/j.bmcl.2005.04.036
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
The preparation and biological activity of analogs of (-)-cytisine, an alpha 4 beta 2 nicotinic receptor partial agonist, are discussed. All-carbon-containing phenyl ring replacements of the pyridone ring system, generated via Heck cyclization protocols, exhibited weaker affinity and lower efficacy partial agonist profiles relative to (-)-cytisine. In vivo, selected compounds exhibit lower efficacy partial agonist profiles than that of (-)-cytisine. (c) 2005 Elsevier Ltd. All rights reserved.
引用
收藏
页码:2974 / 2979
页数:6
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