Description

Trisodium 7-[[4-Chloro-6-[(4-Sulphonatophenyl)Amino]-1,3,5-Triazin-2-Yl]Methylamino]-4-Hydroxy-3-[(2-Sulphonatophenyl)Azo]Naphthalene-2-Sulphonate is a high-purity, water-soluble reactive dye intermediate of significant commercial importance. This compound is engineered to provide exceptional color strength and covalent bonding properties in advanced dyeing processes. It is a critical raw material for manufacturers in the textile, leather, and specialty ink industries seeking to produce vibrant, wash-fast colors.

Application

• Primary Intermediate for Reactive Dyes: Key building block for synthesizing high-performance reactive dyes used in cotton, viscose, and other cellulose fiber dyeing.
• Textile Industry: Enables the production of dyes with excellent wet fastness, brightness, and fixation rates for industrial textile applications.
• Leather Coloring: Used in the formulation of dyes for leather finishing, providing deep, uniform coloration.
• Inkjet Inks: A component in the manufacture of specialty inks for digital textile printing, offering a wide color gamut.
• Paper Dyeing: Employed in the production of dyes for high-quality paper and packaging materials.
• Research & Development: Serves as a standard or precursor in chemical R&D for developing new chromophores and functional dyes.

Basic Information

Product Name	Trisodium 7-[[4-Chloro-6-[(4-Sulphonatophenyl)Amino]-1,3,5-Triazin-2-Yl]Methylamino]-4-Hydroxy-3-[(2-Sulphonatophenyl)Azo]Naphthalene-2-Sulphonate
CAS No.	70210-43-4
Molecular Formula	C27H18ClN7Na3O10S3
Molecular Weight	Approx. 830.1 g/mol
Synonyms	Reactive Red 198; C.I. Reactive Red 198; Trisodium 4-hydroxy-3-[(2-sulfophenyl)azo]-7-[[4-chloro-6-[(4-sulfophenyl)amino]-1,3,5-triazin-2-yl]methylamino]-2-naphthalenesulfonate; Reactive Red M-2BE; Reactive Brilliant Red M-2BE; Levafix Red CA; Sumifix Red 2BF
EINECS	Contact for details

Quality Control

Our production of Trisodium 7-[[4-Chloro-6-[(4-Sulphonatophenyl)Amino]-1,3,5-Triazin-2-Yl]Methylamino]-4-Hydroxy-3-[(2-Sulphonatophenyl)Azo]Naphthalene-2-Sulphonate adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and spectrophotometry for color strength, to ensure consistency and performance. Certificates of Analysis (COA) documenting purity, impurity profile, and physical specifications are 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 room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	≤ 5.0%
Water Solubility	Clear solution at 1%
Heavy Metals (as Pb)	≤ 20 ppm

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