3,3'-((2,5-Dichloro-1,4-phenylene)bis(azanediyl))bis(1H-isoindol-1-one) CAS 51016-63-8

Purity 97%+In StockPharmaceutical Standards
CAS No.51016-63-8
Molecular FormulaC22H12Cl2N4O2
Molecular Weight435.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,3'-((2,5-Dichloro-1,4-phenylene)bis(azanediyl))bis(1H-isoindol-1-one) CAS 51016-63-8 chemical structure

Description

3,3'-((2,5-Dichloro-1,4-phenylene)bis(azanediyl))bis(1H-isoindol-1-one) (CAS 51016-63-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H12Cl2N4O2. Molecular weight: 435.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC22H12Cl2N4O2
Molecular Weight435.26 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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)18.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1971
Halogen ContentCl-containing
Nitrogen Atoms4

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