Description

Tetraammonium [Mu-[[5,5'-[Carbonylbis[Imino(2-Hydroxy-5-Sulpho-p-Phenylene)Azo]]Bis[6-Hydroxynaphthalene-2-Sulphonato]](8-)]]Dicuprate(4-) is a high-purity, complex copper-based azo dye intermediate. This compound is valued for its precise chemical structure, which provides excellent chelating properties and colorant functionality. It is primarily required by manufacturers in the specialty dyes and pigments, analytical reagent, and advanced material synthesis industries for producing high-performance colorants and metal-complexing agents.

Application

• Primary Intermediate for Metal-Complex Dyes: Used in the synthesis of high-grade, lightfast dyes for textiles, leather, and inks.
• Analytical Chemistry Reagent: Serves as a selective colorimetric indicator or chelating agent in trace metal analysis and complexometric titrations.
• Functional Material Synthesis: A key precursor for creating advanced materials, including optical sensors and non-linear optical (NLO) materials.
• Catalyst Research: Investigated as a ligand or component in catalytic systems for organic transformations.
• Specialty Pigment Production: Employed in manufacturing high-stability, complex inorganic color pigments (CICPs).
• Laboratory Research & Development: Used in R&D for novel dye structures and metal-organic frameworks (MOFs).

Basic Information

Product Name	Tetraammonium [Mu-[[5,5'-[Carbonylbis[Imino(2-Hydroxy-5-Sulpho-p-Phenylene)Azo]]Bis[6-Hydroxynaphthalene-2-Sulphonato]](8-)]]Dicuprate(4-)
CAS No.	13011-70-6
Molecular Formula	C45H28Cu2N8O19S4 · 4(NH3)
Molecular Weight	Contact for details
Synonyms	Copper complex of Direct Blue 78; Tetraamminecopper(II) bis[5,5'-[carbonylbis[imino(2-hydroxy-5-sulpho-p-phenylene)azo]]bis(6-hydroxynaphthalene-2-sulphonate)]; C.I. 34200; Direct Blue 78, Copper complex; Azo copper complex dye intermediate; [μ-[[5,5'-[Carbonylbis[imino(2-hydroxy-5-sulfo-1,4-phenylene)azo]]bis[6-hydroxy-2-naphthalenesulfonato]]](8-)]dicuprate(4-), tetraammonium; 13011-70-6
EINECS	Contact for details

Quality Control

Our Tetraammonium [Mu-[[5,5'-[Carbonylbis[Imino(2-Hydroxy-5-Sulpho-p-Phenylene)Azo]]Bis[6-Hydroxynaphthalene-2-Sulphonato]](8-)]]Dicuprate(4-) is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key specifications such as assay, metal content, and impurity profiles are provided to guarantee compliance with your technical requirements.

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 material is moisture-sensitive; keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark blue to black powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Copper (Cu) Content	Within theoretical range
Loss on Drying	Max. 5.0%
Sulfated Ash	Contact for details
Heavy Metals (as Pb)	Max. 20 ppm
Solubility	Soluble in water; insoluble in organic solvents

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