Description

Cuprate(4-), 2-(amino-.kappa.N)ethanol7-3-(hydroxy-.kappa.O)-4-1-(hydroxy-.kappa.O)-3-sulfo-7-(2-sulfoethyl)amino-2-naphthalenylazo-.kappa.N1phenylazo-1,3-naphthalenedisulfonato(6-)-, tetrasodium is a high-purity, complex copper-based azo dye intermediate. This compound is valued for its precise chelating properties and its role as a key precursor in synthesizing specialized colorants and functional materials. It is essential for manufacturers in the dyes and pigments, textile processing, and advanced material research sectors seeking consistent, high-quality intermediates.

Application

• Precursor for High-Performance Azo Dyes and Pigments: Serves as a critical intermediate in the synthesis of complex, metal-complex azo dyes, particularly for textile and leather coloring.
• Functional Dye Manufacturing: Used in the production of specialized dyes for inks, coatings, and plastics where specific lightfastness and chelation properties are required.
• Textile Auxiliary Agent: Can function as a component in dye-fixing or mordanting formulations to improve color yield and fastness on natural and synthetic fibers.
• Research & Development: Employed in academic and industrial R&D for developing new chromophores, sensors, or functional materials based on copper-azo chemistry.
• Analytical Reagent: Potential use as a chelating agent or colorimetric indicator in specific analytical chemistry applications.

Basic Information

Product Name	Cuprate(4-), 2-(amino-.kappa.N)ethanol7-3-(hydroxy-.kappa.O)-4-1-(hydroxy-.kappa.O)-3-sulfo-7-(2-sulfoethyl)amino-2-naphthalenylazo-.kappa.N1phenylazo-1,3-naphthalenedisulfonato(6-)-, tetrasodium
CAS No.	289632-60-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Tetrasodium 2-(aminoethanolato)-7-hydroxy-4-[(1-hydroxy-3-sulfo-7-[(2-sulfoethyl)amino]-2-naphthyl)azo]-1,3-naphthalenedisulfonatocuprate(4-); Copper complex of a sulfonated azo dye; Azo dye copper complex intermediate; Reactive dye metal complex precursor; Tetrasodium copper azo complex; CI Mordant Dye Intermediate; Acid Dye Metal Complex Intermediate
EINECS	Contact for details

Quality Control

Our production of this specialty chemical intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and purity. Quality is verified through analytical methods including HPLC, UV-Vis spectroscopy, and titration. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with each shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Loss on Drying	Max. 5.0%
Heavy Metals (as Pb)	Max. 20 ppm
Sulfated Ash	Contact for details

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