N,N'-(9,10-Dioxo-9,10-dihydroanthracene-1,5-diyl)dibenzamide CAS 82-18-8

Purity 97%+In StockPharmaceutical Standards
CAS No.82-18-8
Molecular FormulaC28H18N2O4
Molecular Weight446.45 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N,N'-(9,10-Dioxo-9,10-dihydroanthracene-1,5-diyl)dibenzamide CAS 82-18-8 chemical structure

Description

N,N'-(9,10-Dioxo-9,10-dihydroanthracene-1,5-diyl)dibenzamide (CAS 82-18-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C28H18N2O4. Molecular weight: 446.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC28H18N2O4
Molecular Weight446.45 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)21.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms2

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