CAS No. 658084-64-1

Batch: Purity:99.99
FK866 (Daporinad) Chemical Structure
Chemical Structure
Check the FK866 (Daporinad) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name (E)-N-[4-(1-benzoylpiperidin-4-yl)butyl]-3-pyridin-3-ylprop-2-enamide
CAS Number 658084-64-1
Molecular Formula

C24H29N3O2

Molecular Weight (MW) 391.51
SMILES C1CN(CCC1CCCCNC(=O)C=CC2=CN=CC=C2)C(=O)C3=CC=CC=C3
InChIKey KPBNHDGDUADAGP-VAWYXSNFSA-N

Ordering Information

Biological Activity

FK866 (Daporinad) is a potent nicotinamide phosphoribosyltransferase (Nampt) inhibitor with an IC50 ofin a cell-free assay. By inhibiting Nampt, FK866 disrupts the NAD+ salvage pathway, leading to intracellular NAD+ and ATP depletion. This severe energy failure triggers mitochondrial membrane depolarization, induces apoptosis and autophagy, and suppresses tumor cell proliferation across various hematologic and solid malignancies. [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 78 mg/mL (199.22 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 78 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.