CAS No. 1232030-35-1

Batch: Purity:99.89
FRAX486 Chemical Structure
Chemical Structure
Check the FRAX486 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name 6-(2,4-dichlorophenyl)-8-ethyl-2-(3-fluoro-4-piperazin-1-ylanilino)pyrido[2,3-d]pyrimidin-7-one
CAS Number 1232030-35-1
Molecular Formula

C25H23Cl2FN6O

Molecular Weight (MW) 513.39
SMILES CCN1C2=NC(=NC=C2C=C(C1=O)C3=C(C=C(C=C3)Cl)Cl)NC4=CC(=C(C=C4)N5CCNCC5)F
InChIKey DHKFOIHIUYFSOF-UHFFFAOYSA-N

Ordering Information

Biological Activity

FRAX486 is a potent p21-activated kinase (PAK) inhibitor that targets group I PAKs, including PAK1, PAK2, and PAK3, as well as PAK4. By inhibiting PAK signaling downstream of small GTPases, FRAX486 modulates actin cytoskeleton dynamics and neuronal synaptic morphology. In preclinical animal models, pharmacological inhibition by FRAX486 rescues dendritic spine dysmorphology, reduces audiogenic seizure susceptibility, and ameliorates repetitive behavioral phenotypes.

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 15 mg/mL (29.21 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Water Insoluble
Ethanol 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.