CAS No. 2012607-27-9

Batch: Purity:99.26
WNK463 Chemical Structure
Chemical Structure
Check the WNK463 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name N-tert-butyl-3-[1-[5-[5-(trifluoromethyl)-1,3,4-oxadiazol-2-yl]-2-pyridinyl]piperidin-4-yl]imidazole-4-carboxamide
CAS Number 2012607-27-9
Molecular Formula

C21H24F3N7O2

Molecular Weight (MW) 463.46
SMILES CC(C)(C)NC(=O)C1=CN=CN1C2CCN(CC2)C3=NC=C(C=C3)C4=NN=C(O4)C(F)(F)F
InChIKey HWSHOMMVLGBIDN-UHFFFAOYSA-N

Ordering Information

Biological Activity

WNK463 is a potent pan-WNK kinase inhibitor that targets WNK1 (IC50 5 nM), WNK2 (IC50 1 nM), WNK3 (IC50 6 nM), and WNK4 (IC50 9 nM). By inhibiting WNK family kinases, it disrupts the downstream OSR1/SPAK signaling pathway, which regulates ion cotransporters in the kidney. This targeted inhibition modulates renal sodium reabsorption and potassium excretion phenotypes. [1]

How to Prepare Stock Solution?

Concentration Volume Mass
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Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
DMSO 92 mg/mL (198.5 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 92 mg/mL
Water Insoluble
FAQ
Q: Why does a DMSO stock precipitate in media/saline?
A: It is caused by unheated aqueous media (supersaturation), local solvent shock, or incorrect mixing sequence.
How to fix it?
  • Preheat media/saline to 37°C.
  • Mix rapidly (pipette/vortex) upon addition.
  • For complex mixes, always add the aqueous phase last.
  • Re-dissolve minor precipitates with a 37°C water bath and sonication (≤30 min).

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Note: Technical data last updated: Sep 1, 2026.