Amlodipine Impurity 63 CAS 79781-21-8

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.79781-21-8
Molecular FormulaC18H20ClNO5
Molecular Weight365.81 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Amlodipine Impurity 63 CAS 79781-21-8 chemical structure

Description

CATO supplies Amlodipine Impurity 63 (CAS 79781-21-8), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H20ClNO5. Molecular weight: 365.81 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC18H20ClNO5
Molecular Weight365.81 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1979
Halogen ContentCl-containing
Nitrogen Atoms1

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