Halogenated Mazindol Analogs as Potential Inhibitors of the Cocaine Binding Site at the Dopamine Transporter
作者:William J. Houlihan、John W. Boja、Vincent A. Parrino、Theresa A. Kopajtic、Michael J. Kuhar
DOI:10.1021/jm960288w
日期:1996.1.1
6-(3'-chlorophenyl)-2,3,4,6-tetrahydropyrimido[2,1-alpha]isoind ol-6-ol (23; IC50 1.0 nM; 8 x mazindol) and 7-(3',4'-dichlorophenyl)-2,3,4,5-tetrahydro-7H-diazepino[2,1-alpha ]isoindol-7-ol (28; IC50 0.26 nM; 32 x mazindol), respectively. No significant differences was found between binding and uptake inhibition. Mazindol and the pyrimido and diazepino homologs 24 and 27 showed a selectivity for the DA uptake
制备了一系列mazindol的卤代(F,Cl,Br,I),嘧啶基和二氮杂环庚烷同系物,并评估了它们在大鼠纹状体中取代[3H] WIN 35,428结合并抑制[3H]多巴胺(DA)吸收的能力。组织。除马嗪醇的2'-氯(6)和2'-溴(16)类似物外,所有化合物都比[R]-可卡因更能取代[3H] WIN 35,428的结合并更有效地抑制[3H] DA的吸收。结构活性研究表明,在咪唑系列中,使用在游离苯基的3'-或4'-位包含一个或两个Cl或Br原子的化合物,对[3H] WIN 35,428的结合产生了最佳抑制作用。用嘧啶环或二氮杂环庚烷环取代咪唑环可增强结合抑制作用。最有效的[3H] WIN 35,428结合和[3H] DA吸收抑制剂是6-(3'-氯苯基)-2,3,4,6-四氢嘧啶[2,1-α-异吲哚醇-6-醇(23; IC50 1.0 nM; 8 x mazindol)和7-(3',4'-二氯苯基)-2