Description

2-(4-Aminophenyl)-6-Methyl-4,7-Benzothiazoledisulfonic Acid is a specialized organic intermediate featuring a benzothiazole core with sulfonic acid and aminophenyl functional groups. This compound is valued for its role as a key precursor in the synthesis of advanced dyes, fluorescent brighteners, and functional materials. It is primarily sought by manufacturers in the dyestuff, textile chemical, and specialty polymer industries for developing products with specific optical and chemical properties.

Application

• Fluorescent Brightening Agent (FBA) Synthesis: A critical building block for manufacturing optical brighteners used in paper, textiles, and detergents.
• Reactive Dye Intermediate: Used in the production of high-performance, wash-fast dyes for cotton and other cellulose fibers.
• Functional Polymer Additive: Acts as a monomer or additive to impart UV-absorbing or fluorescent properties to specialty polymers and coatings.
• Biochemical Research: Serves as a synthetic intermediate or probe in pharmaceutical and biochemical research due to its benzothiazole structure.
• Analytical Reagent: Potential use as a chelating agent or chromophore in analytical chemistry applications.

Basic Information

Product Name	2-(4-Aminophenyl)-6-Methyl-4,7-Benzothiazoledisulfonic Acid
CAS No.	67953-06-4
Molecular Formula	C14H12N2O6S3
Molecular Weight	400.45 g/mol
Synonyms	6-Methyl-2-(4-aminophenyl)benzothiazole-4,7-disulfonic Acid; 2-(4-Aminophenyl)-6-methyl-1,3-benzothiazole-4,7-disulfonic Acid; 4,7-Benzothiazoledisulfonic acid, 2-(4-aminophenyl)-6-methyl-; 6-Methyl-2-(p-aminophenyl)benzothiazole-4,7-disulfonic Acid; 2-(p-Aminophenyl)-6-methylbenzothiazole-4,7-disulfonic Acid; FBA Intermediate; Optical Brightener Intermediate 67953-06-4
EINECS	Contact for details

Quality Control

Our production of 2-(4-Aminophenyl)-6-Methyl-4,7-Benzothiazoledisulfonic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and meet customer specifications. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

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 nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to brownish powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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