Description

Cuprate(4-), [7-[(5-chloro-2,6-difluoro-4-pyrimidinyl)amino]-4-hydroxy-3-[(2-hydroxy-4,7-disulfo-1-naphthalenyl)azo]-1,5-naphthalenedisulfonato(6-)]-, potassium sodium is a complex, high-purity metal-organic coordination compound. This product is valued for its specific chromophoric and chelating properties, making it a critical specialty chemical for advanced industrial processes. It is primarily required by manufacturers in the dye, pigment, and analytical reagent sectors seeking consistent performance and batch-to-batch reliability.

Application

• As a key intermediate in the synthesis of specialized azo dyes and pigments, particularly for applications requiring metal complexation for enhanced lightfastness.
• Potential use as a colorimetric reagent or indicator in analytical chemistry for the detection of specific metal ions.
• In research and development for novel functional materials, including sensors or catalysts, leveraging its unique copper-containing structure.
• For the production of high-performance inks and coatings where specific color properties and stability are paramount.
• As a standard or reference material in quality control laboratories within the chemical manufacturing industry.

Basic Information

Product Name	Cuprate(4-), [7-[(5-chloro-2,6-difluoro-4-pyrimidinyl)amino]-4-hydroxy-3-[(2-hydroxy-4,7-disulfo-1-naphthalenyl)azo]-1,5-naphthalenedisulfonato(6-)]-, potassium sodium
CAS No.	73018-46-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Potassium sodium copper complex of 7-[(5-chloro-2,6-difluoro-4-pyrimidinyl)amino]-4-hydroxy-3-[(2-hydroxy-4,7-disulfo-1-naphthalenyl)azo]-1,5-naphthalenedisulfonic acid; C.I. Reactive Blue 268 metal complex; Azo pyrimidine copper complex dye; Copper complex dye intermediate; Tetrasodium (or potassium sodium) copper complex dye
EINECS	Contact for details

Quality Control

Our Cuprate(4-) potassium sodium complex is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency meet defined specifications. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with every shipment to support your quality assurance protocols.

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 hygroscopic (moisture-sensitive) and light-sensitive; ensure containers are kept sealed when not in use to prevent degradation from moisture absorption and light exposure.

Specification

Item	Specification
Appearance	Dark blue to violet 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.