Description

Disodium 5-[(4-Acetamidophenyl)Azo]-8-[(4-Amino-7-Sulphonatonaphthyl)Azo]Naphthalene-2-Sulphonate is a high-purity, synthetic azo dye intermediate of significant commercial importance. Its primary value lies in its role as a key precursor for manufacturing high-performance, water-soluble dyes and pigments, particularly in the textile and specialty chemical sectors. This compound is essential for industrial manufacturers and R&D laboratories focused on developing colorants for fibers, inks, and advanced materials, where precise chemical structure and purity are critical for final product quality.

Application

• Primary Intermediate for Textile Dyes: A crucial building block in the synthesis of reactive and direct dyes for cotton, wool, and nylon.
• Specialty Pigment Manufacturing: Used in the production of high-grade pigments for inks, coatings, and plastics requiring specific color fastness and solubility properties.
• Research & Development: Serves as a standard or starting material in chemical research for developing novel azo compounds and studying dye chemistry.
• Paper Coloring: Employed in the manufacture of dyes for specialty paper products where water solubility is an advantage.
• Biological Staining Agent Precursor: Potential use in the synthesis of stains for histological and cytological applications in laboratories.
• Functional Material Synthesis: Investigated for use in creating colored polymers or as a ligand in metal-complex dyes for advanced material science.

Basic Information

Product Name	Disodium 5-[(4-Acetamidophenyl)Azo]-8-[(4-Amino-7-Sulphonatonaphthyl)Azo]Naphthalene-2-Sulphonate
CAS No.	67906-50-7
Molecular Formula	C30H22N6Na2O8S2
Molecular Weight	704.63 g/mol
Synonyms	5-[(4-Acetamidophenyl)azo]-8-[(4-amino-7-sulphonato-1-naphthyl)azo]naphthalene-2-sulphonic acid, disodium salt; C.I. Reactive Orange 107 (related); Azo dye intermediate 67906-50-7; Disodium 5-[(4-acetylaminophenyl)azo]-8-[(4-amino-7-sulphonato-1-naphthyl)azo]naphthalene-2-sulphonate; Reactive Orange 107 intermediate; Bis(azo) naphthalene sulfonate derivative; Textile dye intermediate 67906-50-7
EINECS	Contact for details

Quality Control

Our Disodium 5-[(4-Acetamidophenyl)Azo]-8-[(4-Amino-7-Sulphonatonaphthyl)Azo]Naphthalene-2-Sulphonate is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical characteristics is provided with each shipment to guarantee traceability and consistency for your manufacturing processes.

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 such as strong oxidizing agents. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Dark brown to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	≤ 20.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (1% in Water)	Complete, clear solution

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