Description

6-Amino-5-[[4-[[4-Chloro-6-[[4-(Ethenylsulfonyl)Phenyl]Amino]-1,3,5-Triazin-2-Yl]Amino]-2-Sulfophenyl]Azo]-4-Hydroxy-2-Naphthalenesulfonic Acid Disodium Salt is a high-purity, reactive dye intermediate of significant commercial importance. This compound is engineered to provide a critical building block for the synthesis of advanced, high-performance dyes and pigments. It is primarily utilized by manufacturers in the textile, ink, and specialty coatings industries seeking to develop products with superior color fastness and application properties.

Application

• Reactive Dye Synthesis: Serves as a key intermediate in the production of high-grade reactive dyes for cotton, wool, and nylon fibers.
• Textile Printing Inks: Used in formulating inks for digital and screen printing on textiles, offering excellent wash and light fastness.
• Functional Pigments: A precursor for creating pigments used in high-performance coatings and plastics.
• Research & Development: Employed in chemical R&D for developing novel chromophores and dye systems with specific spectral properties.
• Leather Dyeing: Applied in the synthesis of dyes for the leather industry, providing vibrant and durable colors.
• Paper Coloring: Used in the manufacture of dyes for specialty paper products requiring color stability.

Basic Information

Product Name	6-Amino-5-[[4-[[4-Chloro-6-[[4-(Ethenylsulfonyl)Phenyl]Amino]-1,3,5-Triazin-2-Yl]Amino]-2-Sulfophenyl]Azo]-4-Hydroxy-2-Naphthalenesulfonic Acid Disodium Salt
CAS No.	350797-46-5
Molecular Formula	C27H18ClN9Na2O10S3
Molecular Weight	862.07 g/mol
Synonyms	Reactive Dye Intermediate 350797-46-5; C.I. Reactive Red 268; Disodium 6-amino-5-[[4-[[4-chloro-6-[(4-vinylsulfonylphenyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulfophenyl]azo]-4-hydroxy-2-naphthalenesulfonate; 6-Amino-4-hydroxy-5-[[2-sulfo-4-[[4-chloro-6-[(4-vinylsulfonylphenyl)amino]-1,3,5-triazin-2-yl]amino]phenyl]azo]-2-naphthalenesulfonic acid disodium salt; Vinylsulfone Reactive Dye Intermediate; VS Triazine Dye Intermediate
EINECS	Contact for details

Quality Control

Our production of this reactive dye intermediate adheres to strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and compliance with agreed-upon standards.

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); ensure the container is kept tightly sealed 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	≤ 5.0%
Solubility (in Water)	Clear solution
Heavy Metals (as Pb)	≤ 20 ppm

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