Ciprofloxacin Impurity 21 CAS 93594-39-9

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.93594-39-9
Molecular FormulaC18H18FN3O4
Molecular Weight359.35 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Ciprofloxacin Impurity 21 CAS 93594-39-9 chemical structure

Description

CATO supplies Ciprofloxacin Impurity 21 (CAS 93594-39-9), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H18FN3O4. Molecular weight: 359.35 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC18H18FN3O4
Molecular Weight359.35 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1983
Halogen ContentF-containing
Nitrogen Atoms3

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