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Mefenamic Acid EP Impurity B CAS 21122-68-9
Purity 97%+ In Stock Pharmacopoeial Impurity Standards
CAS No. 21122-68-9
Molecular Formula C23H24N2O
Molecular Weight 344.45 g/mol
Category Pharmacopoeial Impurity Standards / EP Impurities
Availability In Stock
Description CATO supplies Mefenamic Acid EP Impurity B (CAS 21122-68-9), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C23H24N2O. Molecular weight: 344.45 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties Molecular Formula C23H24N2O Molecular Weight 344.45 g/mol Appearance Pale yellow to yellow crystalline powder Purity 97%+ Storage Store at 2-8°C, protect from light Solubility (reference) Soluble in DMSO, DMF, methanol Stability Light-sensitive; avoid direct strong light Degree of Unsaturation (DBE) 13.0 UV Absorption UV-absorbing Structural Features Aromatic ring present CAS Registry Year (est.) 1963 Nitrogen Atoms 2
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