Bazedoxifene Acetate Impurity 9 CAS 104599-10-2

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.104599-10-2
Molecular FormulaC22H19NO3
Molecular Weight345.39 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Bazedoxifene Acetate Impurity 9 CAS 104599-10-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 345.39 g/mol gives Bazedoxifene Acetate Impurity 9 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Bazedoxifene Acetate Impurity 9 (CAS 104599-10-2), a pharmacopoeial impurity reference standard (molecular formula C22H19NO3, MW 345.39 g/mol) used for the identification and quantification of trace impurities in APIs.

Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, Bazedoxifene Acetate Impurity 9 is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 345.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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 FormulaC22H19NO3
Molecular Weight345.39 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 chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Nitrogen Atoms1

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