Felodipine EP Impurity B CAS 91189-59-2

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.91189-59-2
Molecular FormulaC17H17Cl2NO4
Molecular Weight370.23 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Felodipine EP Impurity B CAS 91189-59-2 chemical structure

Description

CATO supplies Felodipine EP Impurity B (CAS 91189-59-2), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H17Cl2NO4. Molecular weight: 370.23 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC17H17Cl2NO4
Molecular Weight370.23 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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.)1983
Halogen ContentCl-containing
Nitrogen Atoms1

Related Felodipine Standards

Recommended Standards

Why CATO?