Description

4-Amino-6-[[5-[[4-Chloro-6-(2-Ethoxyethoxy)-1,3,5-Triazin-2-Yl]Amino]-2-Sulphophenyl]Azo]-3-[(2,5-Disulphophenyl)Azo]-5-Hydroxynaphthalene-2,7-Disulphonic Acid is a high-purity, polyfunctional reactive dye intermediate of significant industrial importance. Its complex molecular structure, featuring multiple azo linkages, sulphonic acid groups, and a reactive triazine moiety, makes it a critical precursor for synthesizing high-performance dyes and pigments. This compound is essential for manufacturers in the textile, leather, and specialty chemical industries seeking to produce dyes with excellent color fastness, brightness, and reactivity to cellulose fibers.

Application

• Primary Intermediate for Reactive Dyes: Serves as a key building block in the synthesis of high-grade reactive dyes for cotton, viscose, and other cellulose-based textiles.
• Leather Dyeing: Used in the production of dyes for leather finishing, providing deep, vibrant colors with good adhesion.
• Paper Coloring: Employed in the manufacture of dyes for specialty paper products requiring high color stability.
• Ink Formulation: Acts as a colorant intermediate in the production of inks for various printing applications.
• Research & Development: Utilized in chemical R&D for developing new chromophores and studying azo dye chemistry and properties.
• Specialty Pigments: A precursor in the synthesis of complex organic pigments used in plastics and coatings.

Basic Information

Item	Details
Product Name	4-Amino-6-[[5-[[4-Chloro-6-(2-Ethoxyethoxy)-1,3,5-Triazin-2-Yl]Amino]-2-Sulphophenyl]Azo]-3-[(2,5-Disulphophenyl)Azo]-5-Hydroxynaphthalene-2,7-Disulphonic Acid
CAS No.	29674-65-5
Molecular Formula	C31H24ClN11O16S4
Molecular Weight	970.28 g/mol
Synonyms	Reactive Dye Intermediate 29674-65-5; C.I. Reactive Black 5 Intermediate; Polyazo Reactive Dye Intermediate; 4-Amino-5-hydroxy-6-[[2-sulfo-4-[[4-chloro-6-(2-ethoxyethoxy)-1,3,5-triazin-2-yl]amino]phenyl]azo]-3-[(2,5-disulfophenyl)azo]-2,7-naphthalenedisulfonic Acid; Azo Triazine Dye Intermediate; CAS 29674-65-5
EINECS	Contact for details

Quality Control

Our production of 4-Amino-6-[[5-[[4-Chloro-6-(2-Ethoxyethoxy)-1,3,5-Triazin-2-Yl]Amino]-2-Sulphophenyl]Azo]-3-[(2,5-Disulphophenyl)Azo]-5-Hydroxynaphthalene-2,7-Disulphonic Acid 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 quality assurance 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). This compound is hygroscopic (moisture-sensitive) and should be kept under dry conditions to prevent caking or decomposition. Keep away from strong acids and incompatible organic solvents.

Specification

Item	Specification
Appearance	Dark Blue to Black Powder or Solid
Identification (IR)	Conforms to Structure
Assay (HPLC)	≥ 95.0%
Moisture (KF Titration)	≤ 5.0%
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.