Nitrogen bridge homoepibatidines.: syn-6-and syn-5-(6-chloro-3-pyridyl)isoquinuclidines.

被引:28
作者
Krow, GR [1 ]
Cheung, OH
Hu, ZL
Huang, QL
Hutchinson, J
Liu, NA
Nguyen, KT
Ulrich, S
Yuan, J
Xiao, YS
Wypij, DM
Zuo, FM
Carroll, PJ
机构
[1] Temple Univ, Dept Chem, Philadelphia, PA 19122 USA
[2] CytoMed Inc, Cambridge, MA 02139 USA
[3] Univ Penn, Dept Chem, Philadelphia, PA 19104 USA
关键词
epibatidine homologs; stereocontrol; bicyclic heterocyclic compounds; amines;
D O I
10.1016/S0040-4020(99)00411-1
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The N-bridge vicinal-6(6-Cl-3-pyridyl) and distal 6-(6-Cl-3-pyridyl)-2-azabicyclo[2.2.2]octane homologs of the potent nicotinic receptor agonist epibatidine have been synthesized. Key steps involve stereoselective catalytic hydrogenations of both 6- and 5-(6-Cl-3-pyridyl)-2-azabicyclo[2.2.2]oct-5-enes 12 and 17 on the face anti to the nitrogen containing bridges. The vicinal homolog appears to be a potent nicotinic agonist. (C) 1999 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:7747 / 7756
页数:10
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