CAS No. 475086-01-2

Batch: Purity:99.96
Selexipag Chemical Structure
Chemical Structure
Check the Selexipag product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name 2-[4-[(5,6-diphenylpyrazin-2-yl)-propan-2-ylamino]butoxy]-N-methylsulfonylacetamide
CAS Number 475086-01-2
Molecular Formula

C26H32N4O4S

Molecular Weight (MW) 496.62
SMILES CC(C)N(CCCCOCC(=O)NS(=O)(=O)C)C1=CN=C(C(=N1)C2=CC=CC=C2)C3=CC=CC=C3
InChIKey QXWZQTURMXZVHJ-UHFFFAOYSA-N

Ordering Information

Biological Activity

Selexipag is an orally active, selective agonist of the human prostacyclin IP receptor over other human prostanoid receptors including EP1-4, DP, FP, and TP (Ki > 10,000 nM). Target engagement of the IP receptor stimulates intracellular cAMP accumulation, downstream signaling, and inhibition of vascular smooth muscle cell proliferation and platelet aggregation. [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 99 mg/mL (199.34 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 7 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.