Finerenone Impurity 108 CAS CATO-C4X-2880108

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-2880108
Molecular FormulaC18H20N2O3
Molecular Weight312.36 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Finerenone Impurity 108 CAS CATO-C4X-2880108 chemical structure

Description

CATO supplies Finerenone Impurity 108 (CAS CATO-C4X-2880108), a pharmacopoeial impurity reference standard (molecular formula C18H20N2O3, MW 312.36 g/mol) used for the identification and quantification of trace impurities in APIs.

Finerenone Impurity 108 (C18H20N2O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

As a certified reference material (CRM), Finerenone Impurity 108 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 FormulaC18H20N2O3
Molecular Weight312.36 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 Atoms2

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