Description

5-[[5-[[4-chloro-6-[(3-sulphophenyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulphophenyl]azo]-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxopyridine-3-methanesulphonic acid is a high-performance, water-soluble reactive dye intermediate of significant commercial importance. Its complex molecular structure, featuring multiple sulphonic acid groups and a reactive triazine moiety, makes it a key precursor for synthesizing brilliant and wash-fast dyes, particularly in the textile industry. This compound is essential for manufacturers and R&D facilities specializing in the production of advanced colorants for cotton, wool, and nylon fibers. Its design ensures excellent binding properties, resulting in dyes with superior color yield and durability.

Application

• Primary Intermediate for Reactive Dyes: Serves as the core chromophore and reactive component in the synthesis of high-quality reactive dyes for cellulose fibers like cotton, viscose, and linen.
• Textile Colorant Production: Used in manufacturing dyes that offer excellent wash-fastness, light-fastness, and brilliant shades, including reds, blues, and violets.
• Specialty Dye Synthesis: Employed in R&D for creating novel dye structures with enhanced properties for technical textiles and performance fabrics.
• Industrial Ink Formulation: A potential component in the development of specialized inks for jet printing and other applications requiring water-soluble, color-intensive pigments.
• Research & Development: Used as a standard or experimental compound in chemical research focused on azo chemistry, dye-sensitized solar cells (DSSCs), and colorimetric sensors.

Basic Information

Item	Details
Product Name	5-[[5-[[4-chloro-6-[(3-sulphophenyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulphophenyl]azo]-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxopyridine-3-methanesulphonic acid
CAS No.	36508-10-8
Molecular Formula	C25H22ClN9O11S3
Molecular Weight	788.19 g/mol
Synonyms	Reactive Blue 222; C.I. Reactive Blue 222; Reactive Blue 222 (C.I.); 5-[[5-[[4-Chloro-6-[(3-sulfophenyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulfophenyl]azo]-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-3-pyridinecarboxylic acid, 3-sulfopropyl ester; 1-Ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-5-[[5-[[4-chloro-6-[(3-sulfophenyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulfophenyl]azo]-3-pyridinecarboxylic acid S-ester with 3-hydroxy-1-propanesulfonic acid; 36508-10-8; Reactive Blue M-2GE; Levafix Blue CA
EINECS	Contact for details

Quality Control

Our production of this reactive dye intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC and spectrophotometry to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with every shipment, ensuring full traceability and compliance with customer 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 to prevent moisture absorption, which can affect product stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (HPLC/UV-Vis)	Conforms to standard
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.