Mesalazine EP Impurity Q CAS 3970-35-2

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.3970-35-2
Molecular FormulaC7H4ClNO4
Molecular Weight201.56 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Mesalazine EP Impurity Q CAS 3970-35-2 chemical structure

Description

Mesalazine EP Impurity Q (CAS 3970-35-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C7H4ClNO4. Molecular weight: 201.56 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC7H4ClNO4
Molecular Weight201.56 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Halogen ContentCl-containing
Nitrogen Atoms1

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