2,2′-Bis(salicylideneamino)azobenzene CAS 1258669-34-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1258669-34-9
Molecular FormulaC26H20N4O2
Molecular Weight420.46 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,2′-Bis(salicylideneamino)azobenzene CAS 1258669-34-9 chemical structure

Description

2,2′-Bis(salicylideneamino)azobenzene (CAS 1258669-34-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H20N4O2. Molecular weight: 420.46 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC26H20N4O2
Molecular Weight420.46 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°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)19.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms4

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