CATO supplies Cetirizine EP Impurity G (CAS 109806-71-5), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H23ClN2O. Molecular weight: 330.85 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
Molecular Formula
C19H23ClN2O
Molecular Weight
330.85 g/mol
Appearance
Pale yellow to yellow crystalline powder. (slight halide-like odor)
Purity
>90%
Storage
Store at 2-8°C, protect from light
Solubility (reference)
Soluble in DMSO, DMF, methanol
Stability
May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light