Description

Trisodium 4-amino-3-[[4-[[4-[[2-[[2-(diethylamino)ethyl]amino]-4-hydroxyphenyl]azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate is a complex, high-purity synthetic dye intermediate with a polyazo structure. This compound is valued for its ability to impart specific color properties and is engineered for consistent performance in demanding industrial applications. It is primarily sought by manufacturers in the textile, ink, and specialty chemical sectors for the production of high-grade dyes and pigments.

Application

• Primary Intermediate for Textile Dyes: A key building block in the synthesis of high-performance, wash-fast dyes for natural and synthetic fibers like cotton, wool, and nylon.
• Specialty Ink Manufacturing: Used in formulating inks for high-resolution printing, security inks, and other applications requiring precise color characteristics.
• Industrial Pigment Production: Serves as a precursor in the manufacture of organic pigments used in plastics, paints, and coatings.
• Research & Development: Utilized in chemical R&D for developing novel chromophores and studying structure-property relationships in dye chemistry.
• Analytical Chemistry: May be employed as a colorimetric reagent or indicator in specific analytical methodologies.

Basic Information

Product Name	Trisodium 4-amino-3-[[4-[[4-[[2-[[2-(diethylamino)ethyl]amino]-4-hydroxyphenyl]azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS No.	94159-50-9
Molecular Formula	C46H42N10Na3O13S3
Molecular Weight	~1084.06 g/mol (Contact for exact details)
Synonyms	Acid Black 210; C.I. 300310; Trisodium 4-amino-5-hydroxy-3-((4-((4-((2-((2-(diethylamino)ethyl)amino)-4-hydroxyphenyl)diazenyl)phenyl)amino)-3-sulfonatophenyl)diazenyl)-6-(phenyldiazenyl)naphthalene-2,7-disulfonate; Polyazo dye intermediate; Black 210 dye intermediate; 94159-50-9; CAS 94159-50-9
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and purity. Every lot is analyzed using advanced techniques like HPLC and spectrophotometry to confirm identity and strength. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with each shipment to support your quality assurance and regulatory compliance needs.

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). This material is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed when not in use to prevent degradation and moisture absorption.

Specification

Item	Specification
Appearance	Dark blue to black powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture Content	≤ 5.0%
Ash Content	≤ 20.0%
Water Solubility	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.