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Retigabine

瑞替加滨
Catalog No.
B5888
电压门控钾通道的激活剂,抗惊厥剂
组合的产品项目
规格价格库存 数量
10mM (in 1mL DMSO)
¥ 454.00
现货
5mg
¥ 422.00
现货
10mg
¥ 676.00
现货
50mg
¥ 1,732.00
现货
100mg
¥ 3,026.00
现货

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A

背景

Retigabine is a positive allosteric modulator of KCNQ2-5 (KV7.2-7.5) ion channels, with EC50 values being 1.4, 1.6 and 5.2 μM for KCNQ3/5, KCNQ2/3 and KCNQ4, respectively. Retigabine is the first neuronal potassium channel opener used for the treatment of epilepsy. KCNQ2-5 channels, predominantly expressed in neurons, are important determinants of cellular excitability. The occurrence of human genetic mutations in KCNQ2/3 channels are associated with the syndrome of benign familial neonatal convulsions.

References:

1. Gunthorpe MJ, Large CH, Sankar R. The mechanism of action of retigabine (ezogabine), a first-in-class K+ channel opener for the treatment of epilepsy. Epilepsia, 2012, 53(3): 412-424.

2. Stas JI, Bocksteins E, Jensen CS, et al. The anticonvulsant retigabine suppresses neuronal KV2-mediated currents. Scientific Reports, 2016, 6: 35080.

3. De Sarro G, Di Paola ED, Conte G, et al. Influence of retigabine on the anticonvulsant activity of some antiepileptic drugs against audiogenic seizures in DBA/2 mice. Naunyn-Schmiedeberg's Archives of Pharmacology, 2001, 363(3): 330-336.

化学属性

Physical AppearanceA solid
StorageStore at -20°C
M.Wt303.33
Cas No.150812-12-7
FormulaC16H18FN3O2
Solubilityinsoluble in H2O; ≥11.1 mg/mL in EtOH with ultrasonic; ≥12.95 mg/mL in DMSO
Chemical Name(E)-ethyl hydrogen (2-amino-4-((4-fluorobenzyl)amino)phenyl)carbonimidate
SDFDownload SDF
Canonical SMILESCCO/C(O)=N/C1=C(N)C=C(NCC2=CC=C(F)C=C2)C=C1
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试验操作

Cell experiment:[2]

Cell lines

HEK293 cells transfected with KV2.1

Reaction Conditions

0.1, 0.3, 1 or 3 μM retigabine for 4 h incubation

Applications

Retigabine reduced the KV2.1 current density in a concentration-dependent manner. The current density was significantly reduced by approximately 2.5-fold after exposure to 1 and 3 μM retigabine. Thus, KV2.1 was identified as a new molecular target for retigabine, with the potential to further explain retigabine's neuroprotective properties.

Animal experiment:[3]

Animal models

DBA/2 mice

Dosage form

0.5 ~ 20 mg/kg

Intraperitoneal administration

Applications

Retigabine exhibited an additive effect when administered in combination with classical anticonvulsants, most notably diazepam, phenobarbital, phenytoin as well as valproate.

Note

The technical data provided above is for reference only.

References:

1. Gunthorpe MJ, Large CH, Sankar R. The mechanism of action of retigabine (ezogabine), a first-in-class K+ channel opener for the treatment of epilepsy. Epilepsia, 2012, 53(3): 412-424.

2. Stas JI, Bocksteins E, Jensen CS, et al. The anticonvulsant retigabine suppresses neuronal KV2-mediated currents. Scientific Reports, 2016, 6: 35080.

3. De Sarro G, Di Paola ED, Conte G, et al. Influence of retigabine on the anticonvulsant activity of some antiepileptic drugs against audiogenic seizures in DBA/2 mice. Naunyn-Schmiedeberg's Archives of Pharmacology, 2001, 363(3): 330-336.

质量控制

Quality Control & MSDS

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Chemical structure

Retigabine