2-(4-Hydroxyphenylazo)benzoic acid CAS 1634-82-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1634-82-8
Molecular FormulaC13H22N2O3
Molecular Weight254.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(4-Hydroxyphenylazo)benzoic acid CAS 1634-82-8 chemical structure

Description

2-(4-Hydroxyphenylazo)benzoic acid (CAS 1634-82-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C13H22N2O3. Molecular weight: 254.33 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC13H22N2O3
Molecular Weight254.33 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
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)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms2

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