Mupirocin EP Impurity B CAS 71980-98-8

Purity >90%In StockPharmacopoeial Impurity Standards
CAS No.71980-98-8
Molecular FormulaC26H44O8
Molecular Weight484.62 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Mupirocin EP Impurity B CAS 71980-98-8 chemical structure

Description

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.

Mupirocin EP Impurity B (CAS 71980-98-8) is a certified pharmaceutical impurity reference standard with the molecular formula C26H44O8 and a molecular weight of 484.62 g/mol.

Based on its molecular formula C26H44O8, Mupirocin EP Impurity B contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 484.62 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

CATO manufactures Mupirocin EP Impurity B 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 FormulaC26H44O8
Molecular Weight484.62 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>90%
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977

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