(S)-Azelastine CAS 143228-85-7

Purity 97%+In StockPharmaceutical Standards
CAS No.143228-85-7
Molecular FormulaC22H24ClN3O
Molecular Weight381.90 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-Azelastine CAS 143228-85-7 chemical structure

Description

(S)-Azelastine (CAS 143228-85-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H24ClN3O. Molecular weight: 381.90 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC22H24ClN3O
Molecular Weight381.90 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Halogen ContentCl-containing
Nitrogen Atoms3

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