Riboflavin Impurity 14 CAS 21079-31-2

Purity >90%In StockPharmacopoeial Impurity Standards
CAS No.21079-31-2
Molecular FormulaC14H12N4O4
Molecular Weight300.27 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Riboflavin Impurity 14 CAS 21079-31-2 chemical structure

Description

Riboflavin Impurity 14 (CAS 21079-31-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H12N4O4. Molecular weight: 300.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC14H12N4O4
Molecular Weight300.27 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>90%
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
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963
Nitrogen Atoms4

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