Description

Cuprate(2-), [4-Hydroxy-3-[[2-Hydroxy-4-[[2-(Sulfooxy)Ethyl]Sulfonyl]Phenyl]Azo]-1-Naphthalenesulfonato(4-)]-, Sodium is a high-purity, water-soluble copper complex dye. This compound is valued for its strong colorant properties and stability, making it a critical component in specialized industrial applications. It is primarily sought by manufacturers in the textile, specialty inks, and advanced materials sectors for its precise performance characteristics.

Application

• Textile Dyeing and Printing: Used as a key colorant for synthetic and natural fibers, providing vibrant and durable shades.
• Specialty Inks and Toners: Serves as a functional pigment in high-performance inks for security printing and digital applications.
• Analytical Chemistry Reagent: Employed as a colorimetric indicator or complexing agent in specific laboratory testing procedures.
• Functional Material Synthesis: Acts as a precursor or additive in the development of advanced materials, including optical sensors and coatings.
• Biological Staining: Potential use in histological or microbiological staining protocols due to its metal-complex structure.

Basic Information

Product Name	Cuprate(2-), [4-Hydroxy-3-[[2-Hydroxy-4-[[2-(Sulfooxy)Ethyl]Sulfonyl]Phenyl]Azo]-1-Naphthalenesulfonato(4-)]-, Sodium
CAS No.	86014-68-8
Molecular Formula	C18H11CuN2Na2O11S3
Molecular Weight	669.06 g/mol (approx.)
Synonyms	Copper complex of 4-Hydroxy-3-((2-hydroxy-4-((2-sulfooxyethyl)sulfonyl)phenyl)azo)-1-naphthalenesulfonic acid, disodium salt; C.I. Reactive Blue 231; Reactive Blue 231; Sodium (4-hydroxy-3-{[2-hydroxy-4-(2-sulfooxyethylsulfonyl)phenyl]diazenyl}naphthalene-1-sulfonato)cuprate(2-); Disodium [4-hydroxy-3-[[2-hydroxy-4-[(2-sulfooxyethyl)sulfonyl]phenyl]azo]-1-naphthalenesulfonato(4-)]cuprate(2-); Reactive Blue H-EGLN
EINECS	Contact for details

Quality Control

Our Cuprate(2-), [4-Hydroxy-3-[[2-Hydroxy-4-[[2-(Sulfooxy)Ethyl]Sulfonyl]Phenyl]Azo]-1-Naphthalenesulfonato(4-)]-, Sodium is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity, color strength, and performance. Certificates of Analysis (COA) detailing key specifications are provided with every shipment 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 hygroscopic (moisture-sensitive) and light-sensitive; prolonged exposure to air, moisture, or direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Dark blue to violet powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 90.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Water Solubility	Freely soluble

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