Certificate of Analysis


Catalog Number: M5835
Product Name: Ondansetron Hydrochloride Dihydrate
CAS Number: 103639-04-9

Physical and Chemical Properties
Formula: C18H19N3O.HCl.2H2O
Molecular Weight: 365.85
Solubility: 73 mg/mL warmed in DMSO
Long-term Storage: at -20°C
Chemical Structure: Ondansetron Hydrochloride Dihydrate Structure
Analytical Data
HPLC: Shows Min >98% purity
H-NMR: Consistent with structure
Product Information
Description: Ondansetron is a highly specific and selective serotonin 5-HT3 receptor antagonist (Ki=6.16 nM), with low affinity for dopamine receptors.
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials at -20°C or below and used within 1 month.