Description

Disodium 5-[[4'-[[2,4-Dihydroxy-3-[(4-Sulphonatophenyl)Azo]Phenyl]Azo][1,1'-Biphenyl]-4-Yl]Azo]Salicylate is a high-purity, water-soluble azo dye intermediate of significant commercial importance. This compound is valued for its ability to impart vibrant and stable color properties in demanding industrial applications. It is primarily sought after by manufacturers in the textile, ink, and specialty coatings industries for the synthesis of high-performance dyes and pigments.

Application

• Primary Intermediate for Azo Dyes: A key building block in the synthesis of high-grade, water-soluble azo dyes for textiles, leather, and paper.
• Ink Formulations: Used in the production of colorants for various printing inks, including packaging and security inks.
• Specialty Coatings and Paints: Imparts color and stability to industrial and decorative coatings requiring specific light and chemical fastness.
• Biological Staining: Potential use as a specialized stain or reagent in histological and cytological applications.
• Research & Development: Serves as a critical compound for chemical research, particularly in the development of new chromophores and functional materials.
• Functional Material Synthesis: Used in the creation of advanced materials where its specific molecular structure can contribute to optical or electronic properties.

Basic Information

Item	Detail
Product Name	Disodium 5-[[4'-[[2,4-Dihydroxy-3-[(4-Sulphonatophenyl)Azo]Phenyl]Azo][1,1'-Biphenyl]-4-Yl]Azo]Salicylate
CAS No.	2893-80-3
Molecular Formula	C31H20N6Na2O9S
Molecular Weight	698.57 g/mol
Synonyms	Disodium 5-[(4'-{[2,4-dihydroxy-3-[(4-sulfonatophenyl)diazenyl]phenyl]diazenyl}[1,1'-biphenyl]-4-yl)diazenyl]-2-hydroxybenzoate; Acid Orange 61; C.I. 18965; 5-[[4'-[[2,4-Dihydroxy-3-[(4-Sulfophenyl)Azo]Phenyl]Azo][1,1'-Biphenyl]-4-Yl]Azo]Salicylic Acid Disodium Salt; 2893-80-3; Disodium 5-[(4'-{[2,4-dihydroxy-3-[(4-sulfonatophenyl)azo]phenyl]azo}biphenyl-4-yl)azo]salicylate
EINECS	220-787-5

Quality Control

Our production of Disodium 5-[[4'-[[2,4-Dihydroxy-3-[(4-Sulphonatophenyl)Azo]Phenyl]Azo][1,1'-Biphenyl]-4-Yl]Azo]Salicylate adheres to stringent quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure consistent performance and compliance with customer specifications. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with each shipment.

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); ensure the container is kept tightly sealed when not in use to prevent absorption of atmospheric moisture, which may affect product quality.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Water Solubility	Freely soluble
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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