Palbociclib Impurity 10 CAS CATO-C3D-1457

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.CATO-C3D-1457
Molecular FormulaC33H45N7O4
Molecular Weight603.75 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Palbociclib Impurity 10 CAS CATO-C3D-1457 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 603.75 g/mol gives Palbociclib Impurity 10 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

As a process- or degradation-related impurity, Palbociclib Impurity 10 (CAS CATO-C3D-1457, C33H45N7O4) is essential for impurity profiling, related-substances testing, and forced-degradation studies in pharmaceutical development.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, Palbociclib Impurity 10 is typically pale yellow to yellow amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 603.75 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

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 FormulaC33H45N7O4
Molecular Weight603.75 g/mol
Purity97%+
StorageStore in a cool place (≤25°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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Nitrogen Atoms7

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