Ibrutinib Impurity 153 CAS CATO-C4X-1064153

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-1064153
Molecular FormulaC20H10N4O3
Molecular Weight354.32 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Ibrutinib Impurity 153 CAS CATO-C4X-1064153 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 354.32 g/mol gives Ibrutinib Impurity 153 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Ibrutinib Impurity 153 (CAS CATO-C4X-1064153), a pharmacopoeial impurity reference standard (molecular formula C20H10N4O3, MW 354.32 g/mol) used for the identification and quantification of trace impurities in APIs.

The molecular framework of Ibrutinib Impurity 153 (C20H10N4O3) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC20H10N4O3
Molecular Weight354.32 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
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)18.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Nitrogen Atoms4

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