Description

Trisodium 4-[[4-Chloro-6-[(2-Hydroxyethyl)Amino]-1,3,5-Triazin-2-Yl]Amino]-5-Hydroxy-6-[(2-Sulphonatophenyl)Azo]Naphthalene-1,7-Disulphonate is a high-purity, water-soluble reactive dye intermediate of significant industrial importance. Its core value lies in its role as a key precursor for synthesizing high-performance reactive dyes, offering excellent color fastness and washability. This compound is essential for manufacturers in the textile, leather, and specialty ink industries seeking to produce vibrant and durable colorants.

Application

• Primary Intermediate for Reactive Dyes: Serves as the critical chromophore component in the synthesis of high-quality reactive dyes for cotton, viscose, and other cellulosic fibers.
• Textile Industry: Used in the production of dyes for exhaust, pad-batch, and continuous dyeing processes, valued for their brilliant shades and strong covalent bonds with fabric.
• Leather Coloring: Employed in the formulation of dyes for leather finishing, providing rich, uniform color with good resistance to rubbing and perspiration.
• Paper and Pulp Coloring: Applicable in the manufacture of specialty dyes for high-grade paper products requiring specific color properties.
• Inkjet Inks: A potential component in the synthesis of pigments for industrial inkjet printing inks, particularly where water solubility and color strength are required.
• Research & Development: Used in chemical R&D laboratories for developing novel dye structures and studying azo-triazine chemistry.

Basic Information

Product Name	Trisodium 4-[[4-Chloro-6-[(2-Hydroxyethyl)Amino]-1,3,5-Triazin-2-Yl]Amino]-5-Hydroxy-6-[(2-Sulphonatophenyl)Azo]Naphthalene-1,7-Disulphonate
CAS No.	93940-67-1
Molecular Formula	C27H19ClN7Na3O13S3
Molecular Weight	882.06 g/mol (as trisodium salt)
Synonyms	Reactive Dye Intermediate 93940-67-1; C.I. Reactive Red 198 Intermediate; Trisodium 1,7-disulfo-4-[[4-chloro-6-[(2-hydroxyethyl)amino]-1,3,5-triazin-2-yl]amino]-5-hydroxy-6-[(2-sulfophenyl)azo]naphthalene; 4-[[4-Chloro-6-[(2-hydroxyethyl)amino]-1,3,5-triazin-2-yl]amino]-5-hydroxy-6-[(2-sulfophenyl)azo]naphthalene-1,7-disulfonic acid trisodium salt; Azo Triazine Dye Intermediate; RR 198 Intermediate
EINECS	Contact for details

Quality Control

Our production of this reactive 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 titration methods. 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). The product is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture Content (KF)	≤ 5.0%
Water Solubility	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.