Venetoclax Impurity 148 CAS CATO-C4X-2495148

Purity ≥95%In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-2495148
Molecular FormulaC13H20N2O2Si
Molecular Weight264.40 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Venetoclax Impurity 148 CAS CATO-C4X-2495148 chemical structure

Description

The occurrence of Venetoclax Impurity 148 is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

Venetoclax Impurity 148 (CAS CATO-C4X-2495148) is a certified pharmaceutical impurity reference standard with the molecular formula C13H20N2O2Si and a molecular weight of 264.40 g/mol.

Based on its molecular formula C13H20N2O2Si, Venetoclax Impurity 148 contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 264.40 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.

CATO manufactures Venetoclax Impurity 148 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC13H20N2O2Si
Molecular Weight264.40 g/mol
AppearanceOff-white to pale 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)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Nitrogen Atoms2

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