N,N,N',N'-Tetrakis(p-tolyl)benzidine (purified by sublimation) CAS 76185-65-4

Purity 97%+In StockPharmaceutical Standards
CAS No.76185-65-4
Molecular FormulaC40H36N2
Molecular Weight544.73 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N,N,N',N'-Tetrakis(p-tolyl)benzidine (purified by sublimation) CAS 76185-65-4 chemical structure

Description

N,N,N',N'-Tetrakis(p-tolyl)benzidine (purified by sublimation) (CAS 76185-65-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C40H36N2. Molecular weight: 544.73 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC40H36N2
Molecular Weight544.73 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)24.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1978
Nitrogen Atoms2

Recommended Standards

Why CATO?