Rupatadine Impurity 23 CAS 21636-51-1

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.21636-51-1
Molecular FormulaC7H9NO2
Molecular Weight139.15 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Rupatadine Impurity 23 CAS 21636-51-1 chemical structure

Description

CATO supplies Rupatadine Impurity 23 (CAS 21636-51-1), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H9NO2. Molecular weight: 139.15 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC7H9NO2
Molecular Weight139.15 g/mol
Purity>95%
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963
Nitrogen Atoms1

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