Leflunomide Impurity 17 CAS 67305-24-2

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.67305-24-2
Molecular FormulaC5H4ClNO2
Molecular Weight145.54 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Leflunomide Impurity 17 CAS 67305-24-2 chemical structure

Description

Leflunomide Impurity 17 (CAS 67305-24-2) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H4ClNO2. Molecular weight: 145.54 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC5H4ClNO2
Molecular Weight145.54 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
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)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1976
Halogen ContentCl-containing
Nitrogen Atoms1

Related Leflunomide Standards

Recommended Standards

Why CATO?