Description

Hexasodium 7-(4-(4-(4-(2,5-Disulphonatoanilino)-6-Fluoro-1,3,5-Triazin-2-Ylamino)-2-Methylphenylazo)-7-Sulphonatonaphthylazo)Naphthalene-1,3,5- Trisulphonate is a highly sulfonated, polyfunctional azo dye intermediate designed for demanding colorant synthesis. Its complex molecular structure provides exceptional water solubility, binding affinity, and chromophoric properties, making it a critical component for creating vivid and stable shades. This advanced intermediate is essential for manufacturers in the textile, ink, and specialty coatings industries seeking to produce high-performance dyes with superior fastness and environmental profile.

Application

• Primary Intermediate for Reactive Dyes: Key building block for synthesizing high-grade reactive dyes used in cotton, wool, and nylon dyeing.
• Textile Printing Inks: Used in the formulation of inks for digital and screen printing on textiles, offering excellent color yield and wash fastness.
• Specialty Pigments and Coatings: Serves as a precursor for creating complex pigments used in automotive paints, industrial coatings, and plastics.
• Paper Coloring: Employed in the production of dyes for high-quality paper and board, providing bright, bleed-resistant colors.
• Leather Dyeing: Utilized in the formulation of dyes for leather finishing, ensuring deep, uniform penetration and color stability.
• Biological Staining Reagents: Potential use as a starting material for synthesizing stains used in histology and microscopy.

Basic Information

Item	Details
Product Name	Hexasodium 7-(4-(4-(4-(2,5-Disulphonatoanilino)-6-Fluoro-1,3,5-Triazin-2-Ylamino)-2-Methylphenylazo)-7-Sulphonatonaphthylazo)Naphthalene-1,3,5- Trisulphonate
CAS No.	85665-96-9
Molecular Formula	C40H18N10Na6O21S6F (or similar based on exact structure)
Molecular Weight	Contact for details
Synonyms	Hexasodium 1,3,5-Naphthalenetrisulfonate derivative; Reactive Dye Intermediate 85665-96-9; Polyazo trisulfonate dye intermediate; C.I. Reactive Black 5 related intermediate; 7-(4-(4-(4-(2,5-Disulphonatoanilino)-6-fluoro-s-triazin-2-ylamino)-2-methylphenylazo)-7-sulphonato-2-naphthylazo)-1,3,5-naphthalenetrisulphonic acid hexasodium salt; Azo trisulfonate sodium salt; Fluorotriazinyl azo naphthalene trisulfonate
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity, spectrophotometry for strength, and titration for functional group analysis, to ensure consistency and performance. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Moisture Content	Max. 5.0%
Water Solubility	Completely soluble
Heavy Metals (as Pb)	Max. 20 ppm
Sulfated Ash	Contact for details

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