Mesalazine EP Impurity G CAS 490-79-9

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.490-79-9
Molecular FormulaC7H6O4
Molecular Weight154.12 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Mesalazine EP Impurity G CAS 490-79-9 chemical structure

Description

Mesalazine EP Impurity G (CAS 490-79-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H6O4. Molecular weight: 154.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC7H6O4
Molecular Weight154.12 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

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