ML 297

Cat. No. 5380

ML 297 C17H14F2N4O [1443246-62-5]

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Chemical Name: N-(3,4-Difluorophenyl)-N'-(3-methyl-1-phenyl-1H-pyrazol-5-yl)urea

Biological Activity

Selective Kir3.1/3.2 (GIRK1/2) channel activator (IC50 values are 160, 887 and 914 nM for GIRK1/2, GIRK1/4 and GIRK1/3 respectively). Exhibits no effect on GIRK2, GIRK2/3, Kir2.1 and Kv7.4 channels, and has minimal effect on a panel of other ion channels, receptors and transporters. Prevents PTZ-induced epileptic seizures in mice. Brain penetrant.

Technical Data

Soluble to 100 mM in DMSO and to 50 mM in ethanol
>99 %
Store at -20°C

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.

Certificate of Analysis / Safety Data Sheet

Certificate of Analysis: View current batch
Safety Data Sheet: View Safety Data Sheet

Kaufmann et al (2013) ML297 (VU0456810), the first potent and selective activator of the GIRK potassium channel, displays antiepileptic properties in mice. ACS Chem.Neurosci. 4 1278. PMID: 23730969.

Wen et al (2013) Discovery of 'molecular switches' within a GIRK activator scaffold that afford selective GIRK inhibitors. Bioorg.Med.Chem.Lett. 23 4562. PMID: 23838260.

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Keywords: ML 297, supplier, ML297, selective, Kir3.1, GIRK1, channels, activators, inward, rectifying, rectifiers, potassium, K+, epilepsy, Tocris Bioscience, Inward Rectifier Potassium (Kir) Channel Activator products

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