Description

Tetrasodium 2-[[8-[[4-[(4-Chlorophenyl)Amino]-6-Fluoro-1,3,5-Triazin-2-Yl]Amino]-1-Hydroxy-3,6-Disulphonato-2-Naphthyl]Azo]Naphthalene-1,5-Disulphonate is a high-performance, water-soluble reactive dye intermediate, specifically engineered for its strong chromophore and excellent binding affinity to cellulosic fibers. Its value lies in delivering brilliant, wash-fast shades and enabling efficient, low-waste dyeing processes for industrial manufacturers. This compound is essential for producers of reactive dyes targeting the textile, leather, and specialty paper industries, where consistent color quality and process reliability are paramount.

Application

• Primary Intermediate for Reactive Dyes: Serves as a key building block 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, offering excellent fixation and fastness properties.
• Leather Coloring: Employed in the formulation of dyes for leather finishing, providing vibrant and durable colors.
• Paper Dyeing: Applied in the manufacture of dyes for specialty papers, including decorative and security papers.
• Ink Formulations: Can be utilized as a colorant component in certain high-performance ink systems.
• Research & Development: Serves as a critical standard and intermediate in R&D for novel dye and pigment chemistries.

Basic Information

Product Name	Tetrasodium 2-[[8-[[4-[(4-Chlorophenyl)Amino]-6-Fluoro-1,3,5-Triazin-2-Yl]Amino]-1-Hydroxy-3,6-Disulphonato-2-Naphthyl]Azo]Naphthalene-1,5-Disulphonate
CAS No.	70833-54-4
Molecular Formula	C35H18ClF1N8Na4O14S4
Molecular Weight	1067.23 g/mol (approx.)
Synonyms	Reactive Red 198 (Parent Dye); Tetrasodium 6-[(4-Chloro-6-[(4-chlorophenyl)amino]-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[[7-(sulfonatooxy)-1-sulfo-2-naphthyl]azo]-2-naphthalenesulfonate; C.I. Reactive Red 198; Reactive Red 198, Tetrasodium Salt; 2-Naphthalenesulfonic acid, 6-[(4-chloro-6-[(4-chlorophenyl)amino]-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[[7-(sulfonatooxy)-1-sulfo-2-naphthyl]azo]-, tetrasodium salt; CAS 70833-54-4
EINECS	Contact for details

Quality Control

Our production of this reactive dye intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and purity suitable for industrial synthesis. Quality is verified through advanced analytical techniques including HPLC and spectrophotometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance 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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product performance.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 90% (Typical 92-95%)
Moisture Content	≤ 5.0%
Water Solubility	Freely soluble
Heavy Metals (as Pb)	≤ 20 ppm

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