Description

Disodium 8-[[5-(Benzoylamino)-2-Sulphonatophenyl]Azo]-1-[(2-Chlorophenyl)Amino]-9-Hydroxy-2-Pentyl-1H-Naphth[1,2-D]Imidazole-7-Sulphonate is a high-purity, synthetic organic compound belonging to the azo dye and naphthimidazole chemical class. This specialized chemical is valued for its precise chromophoric properties and structural stability, making it a critical intermediate for advanced colorant systems. It is primarily sought by manufacturers in the specialty dyes and pigments, high-performance inks, and advanced material research sectors for developing products with specific light-fastness and application performance.

Application

• Specialty Dye Intermediate: A key precursor in the synthesis of high-value azo dyes for textiles, leather, and paper.
• Functional Pigment Manufacturing: Used in the production of pigments for plastics, coatings, and inks requiring enhanced color strength and durability.
• Advanced Material Research: Serves as a building block in the development of organic semiconductors, photoconductive materials, and nonlinear optical (NLO) compounds.
• Analytical Chemistry Reagent: Employed as a chromogenic agent or a complexometric indicator in specific laboratory testing protocols.
• Liquid Crystal Display (LCD) Color Filters: Potential use in the formulation of colorants for electronic display technologies.
• Biological Staining: Investigated for use in histological stains due to its specific binding and color properties.

Basic Information

Product Name	Disodium 8-[[5-(Benzoylamino)-2-Sulphonatophenyl]Azo]-1-[(2-Chlorophenyl)Amino]-9-Hydroxy-2-Pentyl-1H-Naphth[1,2-D]Imidazole-7-Sulphonate
CAS No.	75268-67-6
Molecular Formula	C39H30ClN6Na2O9S2
Molecular Weight	887.24 g/mol
Synonyms	Disodium 1-[(2-chlorophenyl)amino]-9-hydroxy-2-pentyl-8-[[5-(phenylcarbonylamino)-2-sulfophenyl]azo]-1H-naphth[1,2-d]imidazole-7-sulfonate; C.I. 128450; Azo naphthimidazole dye intermediate; 2-Pentyl-1-[(2-chlorophenyl)amino]-9-hydroxy-8-[[5-(benzoylamino)-2-sulfophenyl]azo]-1H-naphth[1,2-d]imidazole-7-sulfonic acid disodium salt; Benzenesulfonic acid, 5-[[1-[(2-chlorophenyl)amino]-9-hydroxy-2-pentyl-7-sulfo-1H-naphth[1,2-d]imidazol-8-yl]azo]-2-[(phenylcarbonyl)amino]-, disodium salt
EINECS	Contact for details

Quality Control

Our Disodium 8-[[5-(Benzoylamino)-2-Sulphonatophenyl]Azo]-1-[(2-Chlorophenyl)Amino]-9-Hydroxy-2-Pentyl-1H-Naphth[1,2-D]Imidazole-7-Sulphonate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure high purity, consistent composition, and batch-to-batch reproducibility. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided and available upon request 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 a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. The compound is light-sensitive (store away from light) and hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	≤ 20.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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