Description

Trisodium 7-[[4-Chloro-6-[(4-Sulphonatophenyl)Amino]-1,3,5-Triazin-2-Yl]Methylamino]-4-Hydroxy-3-[(4-Methoxy-2-Sulphonatophenyl)Azo]Naphthalene-2-Sulphonate is a high-purity, water-soluble reactive dye intermediate of significant commercial importance. This compound is valued for its role in synthesizing brilliant and colorfast dyes, particularly in the textile industry. It is essential for manufacturers of specialty dyes and pigments seeking to produce vibrant shades with excellent wash and light fastness properties for natural and synthetic fibers.

Application

• Primary Intermediate for Reactive Dyes: Key building block in the synthesis of high-performance reactive dyes for cotton, viscose, and other cellulosic fibers.
• Textile Coloration: Used to produce brilliant red to violet shades in textile dyeing and printing processes, offering superior fixation and fastness.
• Specialty Pigment Manufacturing: Serves as a precursor in the production of certain high-grade organic pigments for inks and coatings.
• Research & Development: Employed in chemical R&D for developing new chromophores and studying azo-triazine dye chemistry.
• Leather Dyeing: Applicable in the formulation of dyes for leather finishing to achieve deep, durable colors.
• Paper Coloring: Potential use in the manufacturing of dyes for specialty paper products.

Basic Information

Product Name	Trisodium 7-[[4-Chloro-6-[(4-Sulphonatophenyl)Amino]-1,3,5-Triazin-2-Yl]Methylamino]-4-Hydroxy-3-[(4-Methoxy-2-Sulphonatophenyl)Azo]Naphthalene-2-Sulphonate
CAS No.	12237-01-3
Molecular Formula	C27H18ClN7Na3O11S3
Molecular Weight	Approx. 830.06 g/mol
Synonyms	Reactive Red 198 (Parent Dye); C.I. Reactive Red 198; Trisodium 4-hydroxy-3-[(4-methoxy-2-sulfophenyl)azo]-7-[[4-chloro-6-[(4-sulfophenyl)amino]-1,3,5-triazin-2-yl]methylamino]-2-naphthalenesulfonate; Reactive Red 198 intermediate; Azo triazine dye intermediate; 12237-01-3; 7-[[4-Chloro-6-[(4-sulfophenyl)amino]-1,3,5-triazin-2-yl]methylamino]-4-hydroxy-3-[(4-methoxy-2-sulfophenyl)azo]naphthalene-2-sulfonic acid trisodium salt
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. Quality is verified through advanced analytical techniques including HPLC, UV-Vis spectroscopy, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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 strong oxidizing agents. The product is hygroscopic (moisture-sensitive); ensure containers are sealed after use to prevent moisture absorption.

Specification

Item	Specification
Appearance	Dark red to violet powder or granules
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
Solubility (in Water)	Freely soluble
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0%

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