Description

Benzoazurine is a synthetic organic dye belonging to the azo dye class, identified by CAS No. 2429-71-2. This compound is valued for its strong colorant properties and is utilized in various industrial applications where precise coloration is required. It serves as a critical component for manufacturers and researchers in sectors such as textiles, inks, and analytical chemistry.

Application

• Primary use as a dye and colorant in textile and fabric processing.
• Employed in the formulation of specialized inks and printing materials.
• Acts as a biological stain in histological and microbiological laboratory procedures.
• Used as a pH indicator or colorimetric reagent in analytical chemistry applications.
• Potential application as a research chemical in photochemical studies due to its light-sensitive nature.
• May serve as an intermediate in the synthesis of more complex azo dye derivatives.

Basic Information

Product Name	Benzoazurine
CAS No.	2429-71-2
Molecular Formula	C32H26N6Na2O6S2
Molecular Weight	696.70 g/mol
Synonyms	Acid Blue 92; C.I. 13390; Benzoazurin G; Erioglaucine A; Wool Blue B; Sodium 4-[(E)-[4-[(E)-(2,5-disulfonatophenyl)diazenyl]phenyl]-[4-[(E)-(2-sulfonatophenyl)diazenyl]phenyl]methyl]benzenesulfonate; Aniline Blue WS; Azurine G
EINECS	219-379-9

Quality Control

Our Benzoazurine is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise color strength, purity, and compositional standards typical for industrial dye grades. A Certificate of Analysis (COA) detailing key parameters is available for every shipment to guarantee consistency and support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to standard
Assay (HPLC)	Min. 85%
Color Strength	95 - 105% of standard
Loss on Drying	Max. 5.0%
Sulfated Ash	Max. 20.0%
Water Solubility	Freely soluble

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.