Alcaftadine Impurity 3 CAS 952649-75-1

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.952649-75-1
Molecular FormulaC19H21N3O2
Molecular Weight323.39 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Alcaftadine Impurity 3 CAS 952649-75-1 chemical structure

Description

Alcaftadine Impurity 3 (CAS 952649-75-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H21N3O2. Molecular weight: 323.39 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC19H21N3O2
Molecular Weight323.39 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms3

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