Quinapril EP Impurity A CAS 74163-81-8

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.74163-81-8
Molecular FormulaC10H11NO2
Molecular Weight177.20 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Quinapril EP Impurity A CAS 74163-81-8 chemical structure

Description

High-purity Quinapril EP Impurity A (CAS 74163-81-8) pharmacopoeial impurity standards reference standard. Molecular formula: C10H11NO2. Molecular weight: 177.20 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC10H11NO2
Molecular Weight177.20 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
Purity>95%
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1978
Nitrogen Atoms1

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