Design, Synthesis, and Preliminary Pharmacological Evaluation of New Quinoline Derivatives as Nicotinic Ligands
作者:Luca Guandalini、Monica Norcini、Katia Varani、Marco Pistolozzi、Cecilia Gotti、Carla Bazzicalupi、Elisabetta Martini、Silvia Dei、Dina Manetti、Serena Scapecchi、Elisabetta Teodori、Carlo Bertucci、Carla Ghelardini、Maria Novella Romanelli
DOI:10.1021/jm070325r
日期:2007.10.1
A series of nicotinic ligands, carrying a quinoline nucleus, and characterized by a pharmacophoric distance between the quinoline nitrogen (H-bond acceptor) and the cationic nitrogen atoms higher than that proposed in the classical pharmacophoric models, have been synthesized and tested for their affinity for the central nicotinic receptor. The enantiomers of the nicotine analogue 1-methyl-2-pyrrolidinyl-6-quinoline
合成并测试了一系列带有喹啉核的烟碱配体,其特征在于喹啉氮(氢键受体)与阳离子氮原子之间的药效距离比经典药效模型中提出的要高。用于中枢烟碱受体。尼古丁类似物1-甲基-2-吡咯烷基--6-喹啉的对映体及其甲硫醇的对映体在结合研究中显示出对映选择性,但在体内测试时则没有。在α7*烟碱样受体上的对映体选择性相对于α4beta2*亚型是反向的。N,N,N-三甲基-4-(喹啉-6-基)丁-3-yn-1-碘化铵(3c)和反式N,N,N-三甲基-4-(喹啉-6-基)但是3-en-1-碘化铵(4c),药效学距离为8.5-10.4 A,与microM范围内的Ki相互作用的alpha4beta2 *烟碱样受体; 化合物3c显示了对alpha7 *亚型的偏好。