Nicotinic Acid EP Impurity B CAS 1802-30-8

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.1802-30-8
Molecular FormulaC12H8N2O4
Molecular Weight244.20 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Nicotinic Acid EP Impurity B CAS 1802-30-8 chemical structure

Description

High-purity Nicotinic Acid EP Impurity B (CAS 1802-30-8) pharmacopoeial impurity standards reference standard. Molecular formula: C12H8N2O4. Molecular weight: 244.20 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC12H8N2O4
Molecular Weight244.20 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms2

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