1-Phenyl-1H-imidazole-4,5-dicarboxylic acid CAS 857772-85-1

Purity 97%+In StockPharmaceutical Standards
CAS No.857772-85-1
Molecular FormulaC11H8N2O4
Molecular Weight232.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Phenyl-1H-imidazole-4,5-dicarboxylic acid CAS 857772-85-1 chemical structure

Description

1-Phenyl-1H-imidazole-4,5-dicarboxylic acid (CAS 857772-85-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H8N2O4. Molecular weight: 232.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC11H8N2O4
Molecular Weight232.19 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms2

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