Reactive blue 4 CAS 13324-20-4

Purity Technical GradeIn StockPharmaceutical Standards
CAS No.13324-20-4
Molecular FormulaC23H14Cl2N6O8S2
Molecular Weight637.43 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Reactive blue 4 CAS 13324-20-4 chemical structure

Description

Reactive blue 4 (CAS 13324-20-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H14Cl2N6O8S2. Molecular weight: 637.43 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC23H14Cl2N6O8S2
Molecular Weight637.43 g/mol
PurityTechnical Grade
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)19.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1960
Halogen ContentCl-containing
Nitrogen Atoms6
Sulfur Atoms2

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