SMILES:

CC1=CC(=CC=C1)C=NNC2=CC(=NC(=N2)OCCC3=CC=CC=N3)N4CCOCC4
Apilimod (STA-5326) Chemical Structure
Chemical Structure
Check the Apilimod (STA-5326) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name N-[(E)-(3-methylphenyl)methylideneamino]-6-morpholin-4-yl-2-(2-pyridin-2-ylethoxy)pyrimidin-4-amine
CAS Number 541550-19-0
Molecular Formula

C23H26N6O2

Molecular Weight (MW) 418.49
SMILES CC1=CC(=CC=C1)C=NNC2=CC(=NC(=N2)OCCC3=CC=CC=N3)N4CCOCC4
InChIKey HSKAZIJJKRAJAV-KOEQRZSOSA-N

How to Prepare Stock Solution?

Concentration Volume Mass
🧮 Molarity Calculator

Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
DMSO 84 mg/mL (200.72 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 6 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).

Aliquotting Service

Free Aliquotting Service

Pre-aliquoted for Longevity: Solid-state aliquots offer significantly longer shelf life compared to stock solutions, ensuring maximum stability for every use.

Looking for a specific aliquot size? Reach out to your local sales representative or contact us at orders@selleckchem.com.

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