Synthesis, in vitro pharmacology, and structure–activity relationships of 2-aminobicyclo[3.1.0]hexane-2,6-dicarboxylic acid derivatives as mGluR2 antagonists
作者:Akito Yasuhara、Kazunari Sakagami、Ryoko Yoshikawa、Shigeyuki Chaki、Masato Nakamura、Atsuro Nakazato
DOI:10.1016/j.bmc.2005.12.061
日期:2006.5
Chemical modification of the bicyclo[3.1.0]hexane ring C-3 position led to the discovery of 3-alkoxy-2-aminobicyclo[3.1.0]hexane-2,6-dicarboxylic acid, 3-benzylthio-, and 3-benzylamino-2-amino-6-fluorobicyclo[3.1.0]hexane-2,6-dicarboxylic acid derivatives, metabotropic glutamate receptor 2 (mGluR2) antagonists. In particular, 3-(3,4-dichlorobenzyloxy)-2-aminobicyclo[3.1.0]hexane-2,6-dicarboxylic acid
化学修饰双环[3.1.0]己烷环C-3位导致发现3-烷氧基-2-氨基双环[3.1.0]己烷-2,6-二羧酸,3-苄硫基和3-苄基氨基-2-氨基-6-氟双环[3.1.0]己烷-2,6-二羧酸衍生物,代谢型谷氨酸受体2(mGluR2)拮抗剂。特别是3-(3,4-二氯苄氧基)-2-氨基双环[3.1.0]己烷-2,6-二羧酸(15ae),(1R,2S,5R,6R)-2-氨基-3-( 3,4-二氯苄硫基)-6-氟双环[3.1.0]己烷-2,6-羧酸(15at)和(1R,2S,5R,6R)-2-氨基-3-(N-(3, 4-二氯苄基氨基))-6-氟双环[3.1.0]己烯e-2,6-羧基(15ba)对mGluR2受体显示高亲和力(15ae:K(i)= 2.51 nM,15at:K(i)= 1.96 nM和15ba:K(i)= 3.29 nM)和有效的mGluR2拮抗剂活性(15ae; IC50 = 34.21