Molecular Weight: 460.97 g/mol

Ponesimod (ACT-128800) Chemical Structure
Chemical Structure
Check the Ponesimod (ACT-128800) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

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 (199.57 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).

Aliquotting Service

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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.

Chemical Information

IUPAC Name (5Z)-5-[[3-chloro-4-[(2R)-2,3-dihydroxypropoxy]phenyl]methylidene]-3-(2-methylphenyl)-2-propylimino-1,3-thiazolidin-4-one
CAS Number 854107-55-4
Molecular Formula

C23H25ClN2O4S

Molecular Weight (MW) 460.97
SMILES CCCN=C1N(C(=O)C(=CC2=CC(=C(C=C2)OCC(CO)O)Cl)S1)C3=CC=CC=C3C
InChIKey LPAUOXUZGSBGDU-ULCCENQXSA-N
Note: Technical data last updated: Sep 1, 2026.