Beclometasone Impurity 53 CAS CATO-C4X-147453

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-147453
Molecular FormulaC27H34O7
Molecular Weight470.55 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Beclometasone Impurity 53 CAS CATO-C4X-147453 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 470.55 g/mol gives Beclometasone Impurity 53 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Beclometasone Impurity 53 (CAS CATO-C4X-147453), a pharmacopoeial impurity reference standard (molecular formula C27H34O7, MW 470.55 g/mol) used for the identification and quantification of trace impurities in APIs.

Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system, Beclometasone Impurity 53 is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 470.55 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).

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 Beclometasone Impurity 53 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 FormulaC27H34O7
Molecular Weight470.55 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present

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