Description

Sodium 2'-(4-Aminophenyl)-6-Methyl[2,6'-Bibenzothiazole]-7-Sulphonate is a high-purity, water-soluble organic salt belonging to the benzothiazole class, valued for its functional amino and sulphonate groups. This compound is essential for advanced material synthesis, where its specific chromophore structure and ionic properties enable precise performance characteristics. It is primarily sought by manufacturers in the dye and pigment, specialty polymer, and optical material industries for creating high-value functional products.

Application

• Functional Dye Intermediate: A key precursor for synthesizing specialized cationic dyes, fluorescent dyes, and pigments for textiles and inks.
• Optical Brightening Agent (OBA): Used in the production of brighteners for paper, detergents, and plastics to enhance whiteness and brightness.
• Polymer Modification: Incorporated as a comonomer or additive to impart ionic character, UV-stability, or specific chromic properties to specialty polymers.
• Liquid Crystal Displays (LCDs): Serves as a component in the synthesis of dyes for color filters in display technologies.
• Analytical Chemistry: Utilized as a reagent or a standard in chromatographic analysis and spectroscopic studies.
• Photographic Sensitizer: Acts as a chemical sensitizer in certain photographic emulsion formulations.

Basic Information

Product Name	Sodium 2'-(4-Aminophenyl)-6-Methyl[2,6'-Bibenzothiazole]-7-Sulphonate
CAS No.	10360-31-3
Molecular Formula	C20H14N3NaO3S2
Molecular Weight	439.46 g/mol
Synonyms	2'-(4-Aminophenyl)-6-methyl-2,6'-bibenzothiazole-7-sulfonic acid sodium salt; Sodium 2'-(p-aminophenyl)-6-methyl-2,6'-bibenzothiazole-7-sulfonate; 7-Sulfo-2'-(4-aminophenyl)-6-methyl-2,6'-bibenzothiazole sodium salt; C.I. Fluorescent Brightener 210; Fluorescent Brightener SWN; FBA 210; Bibenzothiazole sulfonate derivative; Aminophenyl methylbibenzothiazole sulfonate
EINECS	Contact for details

Quality Control

Our Sodium 2'-(4-Aminophenyl)-6-Methyl[2,6'-Bibenzothiazole]-7-Sulphonate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting industry and customer specifications. Comprehensive 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). Keep away from incompatible materials and sources of heat.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear, yellow solution

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