Enzalutamide Impurity 65 CAS CATO-C4X-101665

Purity ≥95%In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-101665
Molecular FormulaC19H23N3O3
Molecular Weight341.40 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Enzalutamide Impurity 65 CAS CATO-C4X-101665 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 341.40 g/mol gives Enzalutamide Impurity 65 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Enzalutamide Impurity 65 (CAS CATO-C4X-101665), a pharmacopoeial impurity reference standard (molecular formula C19H23N3O3, MW 341.40 g/mol) used for the identification and quantification of trace impurities in APIs.

Based on its molecular formula C19H23N3O3, Enzalutamide Impurity 65 contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 341.40 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.

As a certified reference material (CRM), Enzalutamide Impurity 65 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC19H23N3O3
Molecular Weight341.40 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Nitrogen Atoms3

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