N2,N7-Bis(4-chlorophenyl)-9H-fluorene-2,7-disulfonamide CAS 303059-35-0

Purity 97%+In StockPharmaceutical Standards
CAS No.303059-35-0
Molecular FormulaC25H18Cl2N2O4S2
Molecular Weight545.46 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N2,N7-Bis(4-chlorophenyl)-9H-fluorene-2,7-disulfonamide CAS 303059-35-0 chemical structure

Description

N2,N7-Bis(4-chlorophenyl)-9H-fluorene-2,7-disulfonamide (CAS 303059-35-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C25H18Cl2N2O4S2. Molecular weight: 545.46 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC25H18Cl2N2O4S2
Molecular Weight545.46 g/mol
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)17.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms2

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