Biological Activity
Kv7 channel opener (EC50 values are 0.6, 1.0, 5.2 and 7.0 μM for Kv7.4, Kv7.2, Kv7.3/7.5 and Kv7.1, respectively). Increases the pain threshold of neuropathic pain in a sciatic nerve CCI in vivo model.
Technical Data
| M. Wt | 443.18 |
| Formula | C18H8Cl2F4N4O |
| Storage | Store at +4°C |
| Purity | ≥98% (HPLC) |
| CAS Number | 1259536-62-3 |
| PubChem ID | 51351551 |
| InChI Key | ZOLHKPWSDFSDKA-UHFFFAOYSA-N |
| Smiles | O=C1C=C(C4=CC(F)=C(Cl)N=C4Cl)NC2=C(C3=CC=CC=C3)C(C(F)(F)F)=NN12 |
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Solubility Data
| Solvent | Max Conc. mg/mL | Max Conc. mM | |
|---|---|---|---|
| Solubility | |||
| DMSO | 22.16 | 50 |
Preparing Stock Solutions
The following data is based on the product molecular weight 443.18. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
| Concentration / Solvent Volume / Mass | 1 mg | 5 mg | 10 mg |
|---|---|---|---|
| 1 mM | 2.26 mL | 11.28 mL | 22.56 mL |
| 5 mM | 0.45 mL | 2.26 mL | 4.51 mL |
| 10 mM | 0.23 mL | 1.13 mL | 2.26 mL |
| 50 mM | 0.05 mL | 0.23 mL | 0.45 mL |
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Product Datasheets
References
References are publications that support the products' biological activity.
Zhang et al (2013) Modulation of Kv7 potassium channels by a novel opener pyrazolo[1,5-a]pyrimidin-7(4H)-one compound QO-58. Br.J.Pharmacol. 168 1030 PMID: 23013484
Qi et al (2011) Design, synthesis and biological activity of pyrazolo[1,5-a]pyrimidin-7(4H)-ones as novel Kv7/KCNQ potassium channel activators. Eur.J.Med.Chem. 46 934 PMID: 21296466
Keywords: QO 58, supplier, Kv7, openers, K+, channel, activators, voltage, gated, potassium, channels, neuropathic, pain, Voltage-Gated, Potassium, Channels, Voltage-Gated, Potassium, Channels, Tocris Bioscience
