Description

Sodium 2'-[4-[[2,4-Dihydroxy-5-(Phenylazo)Phenyl]Azo]Phenyl]-6-Methyl[2,6'-Bibenzothiazole]-7-Sulphonate is a high-purity, synthetic azo dye intermediate known for its complex molecular structure and specific chromophoric properties. This compound is valued for its ability to impart vivid and stable coloration, making it a critical component in advanced dye manufacturing. It is primarily sought after by producers of specialized dyes and pigments for applications in textiles, inks, and high-performance materials where precise color characteristics and chemical stability are paramount.

Application

• Primary Intermediate for Azo Dyes: Serves as a key building block in the synthesis of high-performance, metal-complex azo dyes for textiles and leather.
• Specialty Pigment Production: Used in the manufacture of organic pigments for inks, coatings, and plastics requiring specific shade and lightfastness.
• Functional Dyes for Advanced Materials: Applicable in the production of dyes for optical data storage, liquid crystal displays (LCDs), and other electronic applications.
• Research & Development: Employed in chemical R&D for developing novel chromophores and studying structure-property relationships in dye chemistry.
• Analytical Chemistry Reagent: Can be used as a colorimetric reagent or a standard in analytical methods due to its defined structure.

Basic Information

Item	Details
Product Name	Sodium 2'-[4-[[2,4-Dihydroxy-5-(Phenylazo)Phenyl]Azo]Phenyl]-6-Methyl[2,6'-Bibenzothiazole]-7-Sulphonate
CAS No.	85188-17-6
Molecular Formula	C33H21N5O6S2Na
Molecular Weight	670.67 g/mol
Synonyms	7H-2,6'-Bibenzothiazole-7-sulfonic acid, 2'-[4-[(2,4-dihydroxy-5-(phenylazo)phenyl)azo]phenyl]-6-methyl-, sodium salt; CI 128485; Azo dye intermediate 85188-17-6; Sodium 6-methyl-2'-[4-[(2,4-dihydroxy-5-phenylazophenyl)azo]phenyl][2,6'-bibenzothiazole]-7-sulphonate; 2'-[p-[(2,4-Dihydroxy-5-phenylazophenyl)azo]phenyl]-6-methyl-2,6'-bibenzothiazole-7-sulfonic acid sodium salt
EINECS	Contact for details

Quality Control

Our production of Sodium 2'-[4-[[2,4-Dihydroxy-5-(Phenylazo)Phenyl]Azo]Phenyl]-6-Methyl[2,6'-Bibenzothiazole]-7-Sulphonate adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and compliance with agreed specifications. Certificates of Analysis (COA) documenting all critical quality attributes are provided with each shipment to support your quality assurance processes.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from 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%
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.