Description

Disodium Hydrogen 3-[[2,4-Diamino-5-[[4-[(4-Nitro-2-Sulphonatophenyl)Amino]Phenyl]Azo]Phenyl]Azo]-5-Sulphonatosalicylate is a high-purity, water-soluble azo dye intermediate of significant commercial importance. Its complex molecular structure, featuring multiple azo linkages and sulphonate groups, makes it a critical precursor for synthesizing high-performance dyes and pigments. This compound is essential for manufacturers in the textile, ink, and specialty chemical industries seeking to produce vivid, stable colors with excellent fastness properties.

Application

• Primary Intermediate for Reactive Dyes: Key building block in the synthesis of high-quality reactive dyes for cotton and other cellulosic fibers.
• Textile Colorant Production: Used in manufacturing dyes that offer superior wash, light, and perspiration fastness for the textile industry.
• Ink and Pigment Formulation: Serves as a crucial component in producing colorants for inks, including those used in digital textile printing.
• Specialty Chemical Synthesis: Employed in organic synthesis for creating complex chromophores and functional dyes for research and industrial applications.
• Leather and Paper Dyeing: Utilized in the production of dyes for coloring leather and specialty papers.

Basic Information

Item	Details
Product Name	Disodium Hydrogen 3-[[2,4-Diamino-5-[[4-[(4-Nitro-2-Sulphonatophenyl)Amino]Phenyl]Azo]Phenyl]Azo]-5-Sulphonatosalicylate
CAS No.	94825-14-6
Molecular Formula	C31H22N8Na2O12S3
Molecular Weight	Contact for details
Synonyms	Disodium 3-[[2,4-diamino-5-[[4-[(4-nitro-2-sulfophenyl)amino]phenyl]azo]phenyl]azo]-5-sulfosalicylate; 94825-14-6; Azo dye intermediate 94825-14-6; 3-[[2,4-Diamino-5-[[4-[(4-Nitro-2-Sulphonatophenyl)Amino]Phenyl]Azo]Phenyl]Azo]-5-Sulphonatosalicylic Acid Disodium Salt; Reactive Dye Intermediate; C.I. Azoic Diazo Component (related class)
EINECS	Contact for details

Quality Control

Our production of Disodium Hydrogen 3-[[2,4-Diamino-5-[[4-[(4-Nitro-2-Sulphonatophenyl)Amino]Phenyl]Azo]Phenyl]Azo]-5-Sulphonatosalicylate adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and compliance with customer specifications. Certificates of Analysis (COA) detailing batch-specific results are provided to guarantee traceability and supply chain reliability for our global B2B partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature (store away from light), 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%
Water Content	≤ 5.0%
Solubility (in Water)	Freely soluble
Heavy Metals (as Pb)	≤ 20 ppm

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