CAS No. 242478-38-2

Batch: Purity:99.97
Solifenacin succinate Chemical Structure
Chemical Structure
Check the Solifenacin succinate product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 242478-38-2
Molecular Formula

C23H26N2O.C4H6O4

Molecular Weight (MW) 480.55
SMILES C1CN2CCC1C(C2)OC(=O)N3CCC4=CC=CC=C4C3C5=CC=CC=C5.C(CC(=O)O)C(=O)O

Ordering Information

Biological Activity

Solifenacin succinate (YM905) is a selective, competitive muscarinic M3 receptor antagonist. By blocking muscarinic acetylcholine receptors, particularly the M3 subtype, solifenacin inhibits cholinergic signaling and intracellular calcium mobilization. Downstream, this inhibition attenuates agonist-induced smooth muscle contractions in urinary bladder tissues, effective in suppressing detrusor muscle hypercontractility and reducing urinary bladder smooth muscle tone. [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
Water 96 mg/mL
Ethanol 5 mg/mL
DMSO 3 mg/mL (6.24 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)
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.