Tetrahydroisoquinolines as dopaminergic ligands: 1-Butyl-7-chloro-6-hydroxy-tetrahydroisoquinoline, a new compound with antidepressant-like activity in mice
作者:Inmaculada Berenguer、Noureddine El Aouad、Sebastián Andujar、Vanessa Romero、Fernando Suvire、Thomas Freret、Almudena Bermejo、María Dolores Ivorra、Ricardo D. Enriz、Michel Boulouard、Nuria Cabedo、Diego Cortes
DOI:10.1016/j.bmc.2009.05.079
日期:2009.7
1-position on the affinity for dopamine receptors. All the compounds displayed affinity for D1-like and/or D2-like dopamine receptors in striatal membranes, and were unable to inhibit [3H]-dopamine uptake in striatal synaptosomes. Different structure requirements have been observed for adequate D1 or D2 affinities. This paper details the synthesis, structural elucidation, dopaminergic binding assays, structure–activity
制备了三个系列的1-取代-7-氯-6-羟基-四氢异喹啉(1-丁基-,1-苯基-和1-苄基衍生物),以研究这些基团在1位上的每个基团对羟基的影响。对多巴胺受体的亲和力。所有化合物均显示出对纹状体膜中D 1类和/或D 2类多巴胺受体的亲和力,并且不能抑制纹状体突触体中的[ 3 H]-多巴胺摄取。对于足够的D 1或D 2已观察到不同的结构要求亲和力。本文详细介绍了这三个系列的异喹啉的合成,结构解析,多巴胺能结合测定,结构-活性关系(SAR)。此外,对D 2样受体的亲和力最高的1-丁基-7-氯-6-羟基四氢异喹啉(1e)(K i值为66 nM)和最高的选择性(49倍D 2对D 1)然后通过体外结合实验在小鼠的行为分析(自发活动和强迫游泳测试)中对其进行评估。化合物1e在大剂量范围内(0.04–25 mg / kg)增加运动能力。此外,在强制游泳试验中,该先导化合物以不改变运动活性的剂量(0.01 mg