Antipyrine Impurity 2 CAS 885-11-0

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.885-11-0
Molecular FormulaC11H11N3O2
Molecular Weight217.22 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Antipyrine Impurity 2 CAS 885-11-0 chemical structure

Description

Antipyrine Impurity 2 (CAS 885-11-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H11N3O2. Molecular weight: 217.22 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC11H11N3O2
Molecular Weight217.22 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms3

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