NS-638  ≥98%(HPLC)

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包装规格:5mg 25mg 100mg in glass bottle
溶解性:溶于DMSO(≥30mg/mL)
产品描述:基本信息 产品编号: N10160 产品名称: NS-638 CAS: 150493-34-8   储存条件 粉末 -20℃ 四年     分子式: C15H11ClF3N 溶于液体 -80℃ 6个月 分子量: 325.72 -20℃ 1个月 化学名:  2-Amino-1-(4-chlorobenzyl)-5-trifluoromethylbenzimidazole 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。   制备储备液   浓度   溶液体积 质量   1mg   5mg   10mg 1mM 3.0701mL 15.3506mL 30.7012mL 5mM 0.6140mL 3.0701mL 6.1402mL 10mM 0.3070mL 1.5351mL 3.0701mL   生物活性 产品描述 一种钙通道阻滞剂,细胞内阻断由K+激活的Ca2+浓度升高的IC50值为3.4μM。 靶点 IC50:3.4μM (K+-stimulated intracellular Ca2+-elevation)   体外研究 NS-638 dose dependently inhibits K+-stimulated [45 Ca2+]-uptake in chick cortical synaptosomes and 2-amino-3-(3-hydroxy5-methylisoxazol-4-yl)propionic acid (AMPA)- stimulated [3H]GABA-release from cultured cortical neurons with IC50 values of 2.3 and 4.3μM,respectively.K+-stimulated intracellular Ca2+-elevation in cultured cerebellar granule cells is equipotently blocked with an IC50 value of 3.4μM.At this concentration no effect on Ca2+-induced contractions in K+-depolarized guinea pig taenia coli is observed.NS-638 reversibly blocks N- and L-type Ca2+-channels in cultured chick dorsal root ganglion cells in the concentration range of 1-30μM. 体内研究 In the mouse middle cerebral artery occlusion model,NS-638 administered i.p.(50mg kg-1) at 1h and 6h post-ischemia,and once a day for the next two days,results in a 48% reduction in total infarct volume.It does not show protection against ischemic neuronal damage in the gerbil model of bilateral carotid artery occlusion.     推荐实验方法(仅供参考) 细胞实验:   The effect of NS-638 on neuronal Ca2+-channels is evaluated using whole cell patch clamp techniques.   动物实验:   Mice:In the mouse middle cerebral artery occlusion model,NS-638 is administered i.p.(50mg kg-1) at 1h and 6h postischemia, and once a day for the next two days.
保存条件:-20℃