VU 0240551

Cat. No. 3888

VU 0240551 C16H14N4OS2 [893990-34-6]

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Chemical Name: N-(4-Methyl-2-thiazolyl)-2-[(6-phenyl-3-pyridazinyl)thio]acetamide

Biological Activity

Inhibitor of the neuronal K-Cl cotransporter, KCC2 (IC50 = 560 nM for K+ uptake assay in KCC2-overexpressing cells). Exhibits selectivity over the Na-K-2Cl cotransporter, NKCCl. Also inhibits hERG and L-type Ca2+ channels.

Technical Data

Soluble to 100 mM in DMSO and to 25 mM in ethanol
>99 %
Store at +4°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


Delpire et al (2009) Small-molecule screen identifies inhibitors of the neuronal K-Cl cotransporter KCC2. Proc.Natl.Acad.Sci.USA 106 5383. PMID: 19279215.

Delpire et al (2012) Further optimization of the K-Cl cotransporter KCC2 antagonist ML077: development of a highly selective and more potent in vitro probe. Bioorg.Med.Chem.Lett. 22 4532. PMID: 22727639.

Deisz et al (2014) Effects of VU0240551, a novel KCC2 antagonist, and DIDS on chloride homeostasis of neocortical neurons from rats and humans. Neuroscience 277 831. PMID: 25086309.

If you know of a relevant citation for this product please let us know.

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Keywords: VU 0240551, supplier, cotransporter, potassium, chloride, transport, KCC2, Neuronal, cotransport, SLC12A5, Na+/2Cl-/K+, NKCC1, NKCC2, inhibitors, Ion, Pumps, K-Cl, VU0240551, epilepsy, K+/Cl-Cotransporter 2 Inhibitors

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