Afatinib Impurity 20 CAS 179552-73-9

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.179552-73-9
Molecular FormulaC14H7Cl2FN4O2
Molecular Weight353.14 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Afatinib Impurity 20 CAS 179552-73-9 chemical structure

Description

Afatinib Impurity 20 (CAS 179552-73-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H7Cl2FN4O2. Molecular weight: 353.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC14H7Cl2FN4O2
Molecular Weight353.14 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 DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2008
Halogen ContentF/Cl-containing
Nitrogen Atoms4

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