CAS No. 603-50-9

Batch: Purity:99.9
Bisacodyl Chemical Structure
Chemical Structure
Check the Bisacodyl product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 603-50-9
Molecular Formula

C22H19NO4

Molecular Weight (MW) 361.39
SMILES CC(=O)OC1=CC=C(C=C1)C(C2=CC=C(C=C2)OC(=O)C)C3=CC=CC=N3

Biological Activity

Bisacodyl is a diphenylmethane derivative that functions as a stimulant laxative. Upon hydrolysis in the gastrointestinal tract to its active metabolite, it acts directly on the colonic mucosa to stimulate parasympathetic nerve endings and activate enteric neurons. This stimulation enhances colonic peristalsis and inhibits water and electrolyte absorption, thereby promoting intestinal fluid accumulation and gastrointestinal motility.

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 72 mg/mL (199.23 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.