Dobutamine Impurity 36 CAS CATO-C4X-129836

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.CATO-C4X-129836
Molecular FormulaC18H19NO3
Molecular Weight297.35 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Dobutamine Impurity 36 CAS CATO-C4X-129836 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 297.35 g/mol gives Dobutamine Impurity 36 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Dobutamine Impurity 36 (CAS CATO-C4X-129836), a pharmacopoeial impurity reference standard (molecular formula C18H19NO3, MW 297.35 g/mol) used for the identification and quantification of trace impurities in APIs.

Dobutamine Impurity 36 (C18H19NO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 Dobutamine Impurity 36 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 FormulaC18H19NO3
Molecular Weight297.35 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Nitrogen Atoms1

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