Molecular Weight: 296.79 g/mol

Fenspiride HCl Chemical Structure
Chemical Structure
Check the Fenspiride HCl product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

How to Prepare Stock Solution?

Concentration Volume Mass
🧮 Molarity Calculator

Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
Water 59 mg/mL
DMSO 9 mg/mL (30.32 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
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).

Aliquotting Service

Free Aliquotting Service

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 8-(2-phenylethyl)-1-oxa-3,8-diazaspiro[4.5]decan-2-one;hydrochloride
CAS Number 5053-08-7
Molecular Formula

C15H20N2O2.HCl

Molecular Weight (MW) 296.79
SMILES C1CN(CCC12CNC(=O)O2)CCC3=CC=CC=C3.Cl
InChIKey FIKFLLIUPUVONI-UHFFFAOYSA-N
Note: Technical data last updated: Sep 1, 2026.