CAS No. 282526-98-1

Batch: Purity:98.99
Cetilistat Chemical Structure
Chemical Structure
Check the Cetilistat product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name 2-hexadecoxy-6-methyl-3,1-benzoxazin-4-one
CAS Number 282526-98-1
Molecular Formula

C25H39NO3

Molecular Weight (MW) 401.58
SMILES CCCCCCCCCCCCCCCCOC1=NC2=C(C=C(C=C2)C)C(=O)O1
InChIKey MVCQKIKWYUURMU-UHFFFAOYSA-N

Ordering Information

Biological Activity

Cetilistat is a highly lipophilic benzoxazinone derivative that functions as a gastrointestinal and pancreatic lipase inhibitor. By inhibiting pancreatic lipase within the lumen of the gastrointestinal tract, cetilistat prevents the hydrolysis of dietary triglycerides into absorbable monoglycerides and free fatty acids. This inhibition reduces intestinal fat absorption and increases fecal fat excretion, thereby altering lipid metabolism. [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
Ethanol 8 mg/mL
DMSO 3 mg/mL (7.47 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)
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).
Note: Technical data last updated: Sep 1, 2026.