Description

Disodium 5-[[4'-[(2-Amino-8-Hydroxy-6-Sulphonato-2-Naphthyl)Azo]-2,2'-Dichloro[1,1'-Biphenyl]-4-Yl]Azo]Salicylate is a high-purity, water-soluble azo dye intermediate with a complex, polyfunctional molecular structure. This compound is valued for its ability to impart specific color properties and act as a key building block in the synthesis of advanced dyes and pigments. It is primarily required by manufacturers in the textile, ink, and specialty chemical industries seeking consistent performance and batch-to-batch reliability for their formulations.

Application

This specialized azo compound serves as a critical intermediate in various colorant production processes. Its primary and related applications include:

• Primary Intermediate for Reactive Dyes: Synthesis of high-grade reactive dyes used for coloring cotton, wool, and other cellulose-based textiles.
• Pigment Manufacturing: Used in the production of high-performance organic pigments for inks, plastics, and coatings.
• Specialty Ink Formulations: A key component in creating inks for digital textile printing and other advanced printing technologies.
• Research & Development: Serves as a reference standard and starting material in chemical R&D for novel chromophores and functional dyes.
• Dyeing Auxiliary Synthesis: Can be utilized in the development of dye-fixing agents and other auxiliary chemicals for the textile industry.

Basic Information

Product Name	Disodium 5-[[4'-[(2-Amino-8-Hydroxy-6-Sulphonato-2-Naphthyl)Azo]-2,2'-Dichloro[1,1'-Biphenyl]-4-Yl]Azo]Salicylate
CAS No.	71215-83-3
Molecular Formula	C35H21Cl2N5Na2O9S
Molecular Weight	804.52 g/mol
Synonyms	Disodium 5-({4'-[(2-amino-8-hydroxy-6-sulphonato-1-naphthyl)azo]-2,2'-dichloro[1,1'-biphenyl]-4-yl}azo)salicylate; C.I. Reactive Orange 84 intermediate; Azo dye intermediate 71215-83-3; 5-[[4'-[(2-Amino-8-hydroxy-6-sulfo-2-naphthyl)azo]-2,2'-dichloro[1,1'-biphenyl]-4-yl]azo]salicylic acid disodium salt; Reactive Orange 84 precursor; Bisazo dye intermediate; Disodium salicylate azo naphthalene derivative
EINECS	Contact for details

Quality Control

Our production of Disodium 5-[[4'-[(2-Amino-8-Hydroxy-6-Sulphonato-2-Naphthyl)Azo]-2,2'-Dichloro[1,1'-Biphenyl]-4-Yl]Azo]Salicylate adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing to ensure high purity, consistent chromatic properties, and compliance with agreed-upon specifications. Comprehensive Certificates of Analysis (COA) detailing purity, impurity profile, and physical characteristics are provided to guarantee traceability and supply reliability 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 heat sources and 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 red to 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
Water Solubility	Freely soluble

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