Description

2-Naphthalenesulfonic Acid, 4-Hydroxy-7-(Phenylamino)Carbonylamino-3-4-(4-Sulfophenyl)Azophenylazo-, Compd. With Nitrilotris(2,1-Ethanediyloxy)Trispropanol (1:2) is a high-purity, water-soluble azo dye intermediate and functional chemical compound. It is valued for its precise chromophoric properties and ability to form stable complexes, making it a critical component in advanced colorant systems. This product is essential for manufacturers in the textile, ink, and specialty polymer industries seeking consistent quality and performance in their formulations.

Application

• Textile Dyeing: As a key intermediate for producing high-grade, wash-fast azo dyes for synthetic and natural fibers.
• Ink Manufacturing: Used in the synthesis of pigments for industrial inks, including packaging and security inks.
• Functional Polymers: Acts as a monomer or additive to impart color and specific functional properties to specialty polymers and coatings.
• Analytical Chemistry: Employed as a chromogenic reagent or indicator in specific spectrophotometric assays and research applications.
• Paper Coloring: Suitable for the production of colorants used in specialty paper and cardboard products.
• Leather Processing: Used in the formulation of dyes for leather finishing and coloring.

Basic Information

Product Name	2-Naphthalenesulfonic Acid, 4-Hydroxy-7-(Phenylamino)Carbonylamino-3-4-(4-Sulfophenyl)Azophenylazo-, Compd. With Nitrilotris(2,1-Ethanediyloxy)Trispropanol (1:2)
CAS No.	124605-86-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Acid Black 210; Acid Black 210; 4-Hydroxy-3-((4-((4-sulfophenyl)azo)phenyl)azo)-7-((phenylamino)carbonyl)amino)-2-naphthalenesulfonic acid compound with 4,4',4''-nitrilotris(2,1-ethanediyloxy)trispropanol (1:2); Azo dye intermediate 124605-86-3; Nitrilotris(2,1-ethanediyloxy)trispropanol compound with 4-hydroxy-3-((4-((4-sulfophenyl)azo)phenyl)azo)-7-((phenylamino)carbonyl)amino)-2-naphthalenesulfonic acid (2:1); Tris(2-(2-hydroxypropoxy)ethyl)amine compound with 4-hydroxy-3-((4-((4-sulfophenyl)azo)phenyl)azo)-7-((phenylamino)carbonyl)amino)-2-naphthalenesulfonic acid (2:1)
EINECS	Contact for details

Quality Control

Our 2-Naphthalenesulfonic Acid, 4-Hydroxy-7-(Phenylamino)Carbonylamino-3-4-(4-Sulfophenyl)Azophenylazo-, Compd. With Nitrilotris(2,1-Ethanediyloxy)Trispropanol (1:2) is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity, color strength, and compositional integrity suitable for demanding industrial applications. Comprehensive Certificates of Analysis (COA) documenting key parameters are available upon request.

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 strong oxidizing agents and incompatible materials. The container should be kept tightly sealed when not in use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Color Strength	100% ± 5% (vs. Standard)
Moisture Content	Max. 5.0%
Ash Content	Max. 1.0%
Solubility (Water)	Completely soluble

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