Moxifloxacin Impurity 15 CAS 2205053-60-5(Free Base)

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.2205053-60-5(Free Base)
Molecular FormulaC21H24FN3O4
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Moxifloxacin Impurity 15 CAS 2205053-60-5(Free Base) chemical structure

Description

Compared with other compounds in its class, the molecular weight of 437.90 g/mol gives Moxifloxacin Impurity 15 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Moxifloxacin Impurity 15 (CAS 2205053-60-5(Free Base)), a pharmacopoeial impurity reference standard (molecular formula C21H24FN3O4HCl, MW 437.90 g/mol) used for the identification and quantification of trace impurities in APIs.

Based on its molecular formula C21H24FN3O4HCl, Moxifloxacin Impurity 15 contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 437.90 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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.

As a certified reference material (CRM), Moxifloxacin Impurity 15 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 FormulaC21H24FN3O4 HCl
Molecular Weight437.90 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity>95%
StorageStore in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
Halogen ContentF/Cl-containing
Nitrogen Atoms3

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