1. Membrane Transporter/Ion Channel Anti-infection
  2. Potassium Channel Parasite
  3. Quinidine hydrochloride monohydrate

Quinidine hydrochloride monohydrate  (Synonyms: 奎尼丁盐酸盐一水合物)

目录号: HY-B1302 纯度: 99.61%
COA 产品使用指南

Quinidine hydrochloride monohydrate 是一种抗心律失常剂,也是 K+ 通道 (K+ channel) 的有效阻断剂,其 IC50 值为 19.9 μM。Quinidine hydrochloride monohydrate 是一种有效且选择性的细胞色素 P450db (cytochrome P450db) 抑制剂,也可用作疟疾的研究。

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Quinidine hydrochloride monohydrate Chemical Structure

Quinidine hydrochloride monohydrate Chemical Structure

CAS No. : 6151-40-2

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规格 价格 是否有货 数量
10 mM * 1 mL in DMSO ¥550
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100 mg ¥500
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200 mg   询价  
500 mg   询价  

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Other Forms of Quinidine hydrochloride monohydrate:

  • 生物活性

  • 实验参考方法

  • 纯度 & 产品资料

  • 参考文献

生物活性

Quinidine hydrochloride monohydrate is an anti-arrythmic agent which is also a potent blocker of K+ channel with an IC50 of 19.9 μM.

IC50 & Target

Plasmodium

 

体外研究
(In Vitro)

Quinidine hydrochloride monohydrate blocks WT mSlo3 (KCa5.1) channels with an IC50 of 19.9±1.41 μM and Hill slope of 1.15±0.15 (n=7). Again, the potency of inhibition by Quinidine hydrochloride monohydrate is higher for F304Y mSlo3 (IC50 of 2.42±0.60 μM, n=9, P<0.005; Hill slope of 0.98±0.12), but lower with R196Q mSlo3 (IC50 of 38.4±6.77 μM, n=5, P<0.001; Hill slope of 1.05±0.16). The inhibition of F304Y mSlo3 by Quinidine hydrochloride monohydrate is observed to have some time dependence[1].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

体内研究
(In Vivo)

Direct application of Quinidine hydrochloride monohydrate on the sciatic nerve produces a dose-related decrease in amplitude at ascending somato-sensory evoked potential (SSEP) and descending compound muscle action potentials (CMAP) when comparing baseline with other time points, or when comparing the experimental left limb to the right contra-lateral glucose-treated limb. The latencies of SSEPs and CMAP potentials after Quinidine hydrochloride monohydrate applications are increased compare to baseline and the contralateral side[2].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

分子量

378.89

Formula

C20H27ClN2O3

CAS 号
性状

固体

颜色

White to off-white

中文名称

奎尼丁盐酸盐一水合物

结构分类
初始来源
运输条件

Room temperature in continental US; may vary elsewhere.

储存方式

4°C, sealed storage, away from moisture

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

溶解性数据
In Vitro: 

DMSO 中的溶解度 : 100 mg/mL (263.93 mM; 超声助溶; 吸湿的 DMSO 对产品的溶解度有显著影响,请使用新开封的 DMSO)

H2O 中的溶解度 : 2.5 mg/mL (6.60 mM; 超声助溶)

配制储备液
浓度 溶剂体积 质量 1 mg 5 mg 10 mg
1 mM 2.6393 mL 13.1964 mL 26.3929 mL
5 mM 0.5279 mL 2.6393 mL 5.2786 mL
查看完整储备液配制表

* 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
储备液的保存方式和期限:-80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)。-80°C储存时,请在6个月内使用,-20°C储存时,请在1个月内使用。

* 备注:如您选择水作为储备液,请稀释至工作液后,再用 0.22 μm 的滤膜过滤除菌后使用。

  • 摩尔计算器

  • 稀释计算器

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

质量
=
浓度
×
体积
×
分子量 *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

浓度 (start)

C1

×
体积 (start)

V1

=
浓度 (final)

C2

×
体积 (final)

V2

In Vivo:

请根据您的 实验动物和给药方式 选择适当的溶解方案。

以下溶解方案都请先按照 In Vitro 方式配制澄清的储备液,再依次添加助溶剂:
——为保证实验结果的可靠性,澄清的储备液可以根据储存条件,适当保存;体内实验的工作液,建议您现用现配,当天使用
以下溶剂前显示的百分比是指该溶剂在您配制终溶液中的体积占比;如在配制过程中出现沉淀、析出现象,可以通过加热和/或超声的方式助溶

  • 方案 一

    请依序添加每种溶剂: 10% DMSO    40% PEG300    5% Tween-80    45% Saline

    Solubility: ≥ 2.5 mg/mL (6.60 mM); 澄清溶液

    此方案可获得 ≥ 2.5 mg/mL(饱和度未知)的澄清溶液。

    1 mL 工作液为例,取 100 μL 25.0 mg/mL 的澄清 DMSO 储备液加到 400 μL PEG300 中,混合均匀;再向上述体系中加入 50 μL Tween-80,混合均匀;然后再继续加入 450 μL 生理盐水 定容至 1 mL

    生理盐水的配制:将 0.9 g 氯化钠,溶解于 ddH₂O 并定容至 100 mL,可以得到澄清透明的生理盐水溶液。
  • 方案 二

    请依序添加每种溶剂: 10% DMSO    90% (20% SBE-β-CD in Saline)

    Solubility: ≥ 2.5 mg/mL (6.60 mM); 澄清溶液

    此方案可获得 ≥ 2.5 mg/mL(饱和度未知)的澄清溶液。

    1 mL 工作液为例,取 100 μL 25.0 mg/mL 的澄清 DMSO 储备液加到 900 μL 20% 的 SBE-β-CD 生理盐水水溶液 中,混合均匀。

    20% SBE-β-CD in Saline 的配制(4°C,储存一周):2 g SBE-β-CD(磺丁基醚 β-环糊精)粉末定容于 10 mL 的生理盐水中,完全溶解至澄清透明。
动物溶解方案计算器
请输入动物实验的基本信息:

给药剂量

mg/kg

动物的平均体重

g

每只动物的给药体积

μL

动物数量

由于实验过程有损耗,建议您多配一只动物的量
请输入您的动物体内配方组成:
%
DMSO +
+
%
Tween-80 +
%
Saline
如果您的动物是免疫缺陷鼠或者体弱鼠,建议 DMSO 中的在最后工作液体系中的占比尽量不超过 2%。
方案所需 助溶剂 包括:DMSO ,均可在 MCE 网站选购。 Tween 80,均可在 MCE 网站选购。
计算结果
工作液所需浓度 : mg/mL
储备液配制方法 : mg 药物溶于 μL  DMSO(母液浓度为 mg/mL)。

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

您所需的储备液浓度超过该产品的实测溶解度,以下方案仅供参考,如有需要,请与 MCE 中国技术支持联系。
动物实验体内工作液的配制方法 : 取 μL DMSO 储备液,加入 μL  μL ,混合均匀至澄清,再加 μL Tween 80,混合均匀至澄清,再加 μL 生理盐水
连续给药周期超过半月以上,请谨慎选择该方案。
请确保第一步储备液溶解至澄清状态,从左到右依次添加助溶剂。您可采用超声加热 (超声清洗仪,建议频次 20-40 kHz),涡旋吹打等方式辅助溶解。
纯度 & 产品资料

纯度: 99.61%

参考文献
Cell Assay
[1]

Mouse (m) Slo3 (KCa5.1) channels or mutant forms are expressed in Xenopus oocytes and currents recorded with 2-electrode voltage-clamp. Gain-of-function mSlo3 mutations are used to explore the state-dependence of the inhibition. The interaction between Quinidine hydrochloride monohydrate and mSlo3 channels is modelled by in silico docking[1].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Animal Administration
[2]

24 rats are randomly divided into three groups with eight rats in each group. Groups Q1, Q3, and Q5 receive Quinidine hydrochloride monohydrate 1, 3, and 5 μmol, respectively, in 5 % glucose 0.1 mL. The sciatic nerve is exposed by making an incision from the left sciatic notch to the distal thigh. The subcutaneous tissue is bluntly dissected to expose the biceps femoris. The sciatic nerve is freed from its investing fascia. The procedure is then repeated on the right side. The somato-sensory evoked potential (SSEP) and compound muscle action potentials (CMAP) are recorded at baseline, immediately after Quinidine hydrochloride monohydrate treatment, then every 15 min thereafter for 1 h, then every 30 min thereafter for 3 h. The animals are allowed to recover and then kept separately for 2 weeks. After performing behavioral examinations, electrophysiological examinations are performed with the animals under intra-peritoneal anesthesia[2].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

参考文献

Quinidine hydrochloride monohydrate 相关分类

完整储备液配制表

* 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
储备液的保存方式和期限:-80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)。-80°C储存时,请在6个月内使用,-20°C储存时,请在1个月内使用。

可选溶剂 浓度 溶剂体积 质量 1 mg 5 mg 10 mg 25 mg
H2O / DMSO 1 mM 2.6393 mL 13.1964 mL 26.3929 mL 65.9822 mL
5 mM 0.5279 mL 2.6393 mL 5.2786 mL 13.1964 mL
DMSO 10 mM 0.2639 mL 1.3196 mL 2.6393 mL 6.5982 mL
15 mM 0.1760 mL 0.8798 mL 1.7595 mL 4.3988 mL
20 mM 0.1320 mL 0.6598 mL 1.3196 mL 3.2991 mL
25 mM 0.1056 mL 0.5279 mL 1.0557 mL 2.6393 mL
30 mM 0.0880 mL 0.4399 mL 0.8798 mL 2.1994 mL
40 mM 0.0660 mL 0.3299 mL 0.6598 mL 1.6496 mL
50 mM 0.0528 mL 0.2639 mL 0.5279 mL 1.3196 mL
60 mM 0.0440 mL 0.2199 mL 0.4399 mL 1.0997 mL
80 mM 0.0330 mL 0.1650 mL 0.3299 mL 0.8248 mL
100 mM 0.0264 mL 0.1320 mL 0.2639 mL 0.6598 mL

* 备注:如您选择水作为储备液,请稀释至工作液后,再用 0.22 μm 的滤膜过滤除菌后使用。

Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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