L-745870 trihydrochloride
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| 包装规格: | 1mg 5mg 10mg 25mg 50mg 100mg in glass bottle |
| 产品描述: | 基本信息 产品编号: L10435 产品名称: L-745870 trihydrochloride CAS: 866021-03-6 储存条件 粉末 -20℃ 四年 分子式: C18H22Cl4N4 溶于液体 -80℃ 二年 分子量: 436.21 化学名: 1H-Pyrrolo(2,3-b)pyridine,3-((4-(4-chlorophenyl)-1-piperazinyl)methyl)-,hydrochloride (1:3) Solubility (25°C): 体外: DMSO Ethanol Water 体内(现配现用): <1mg/ml表示微溶或不溶。 普西唐提供的所有化合物浓度为内部测试所得,实际溶液度可能与公布值有所偏差,属于正常的批间细微差异现象。 请根据产品在不同溶剂中的溶解度选择合适的溶剂配制储备液;⼀旦配成溶液,请分装保存,避免反复冻融造成的产品失效。 生物活性 产品描述 一种有效的,选择性的可透过血脑屏障和具有口服活性的多巴胺 D4 受体拮抗剂Ki 为 0.43nM,而对 D2 (Ki 为 960nM) 和 D3 (Ki 为 2300nM) 受体的亲和力相对较弱,对 5-HT2 受体,sigma 位点和 α-肾上腺素受体表现出中等亲和力。 靶点 Human D4 Receptor 4.3nM (Ki) D2 Receptor 960nM (Ki) D3 Receptor 2300nM (Ki) 体外研究 L-745870 is capable of antagonizing the ability of D4 receptors to inhibit agonist-induced stimulation of [35S]-GTPgS binding;blocking the inhibition of forskolin-stimulated adenylate cyclase activity in transfected human embryonic kidney (HEK293) and Chinese hamster ovary (CHO) cells;blocking dopamine-induced inhibition of Ca2+currents in transfected GH4C1 pituitary cells;inhibiting D4 activation of cloned G protein-coupled inwardly rectifying K+channels;and antagonizing dopamine-induced stimulation of extracellular acidification in transfected cells. 体内研究 L-745870 has good pharmacokinetic properties (20-60% oral bioavailability and plasma t1/2 2.1-2.8 hours) in both rat and monkey,and excellent brain penetration with high brain to plasma ratios in rat.Following oral administration to squirrel monkeys,L745870 (10mg/kg p.o.) induces mild sedation and extrapyramidal motor symptoms,notably bradykinesia,became apparent at 30mg/kg.Lower doses of L-745870 has no observable behavioural effects in monkeys. |
| 保存条件: | -20℃ |
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