Omeprazole Impurity 19 CAS 119-81-3

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.119-81-3
Molecular FormulaC9H10N2O4
Molecular Weight210.19 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Omeprazole Impurity 19 CAS 119-81-3 chemical structure

Description

CATO supplies Omeprazole Impurity 19 (CAS 119-81-3), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H10N2O4. Molecular weight: 210.19 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC9H10N2O4
Molecular Weight210.19 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms2

Related Omeprazole Standards

Recommended Standards

Why CATO?