Description

Benzenesulfonic Acid, 5-4-4-Chloro-6-4-2-(Sulfooxy)Ethylsulfonylphenylamino-1,3,5-Triazin-2-Ylaminophenylaminooxoacetylamino-2-Ethoxy-, Disodium Salt is a high-purity, water-soluble reactive dye intermediate of significant industrial importance. This compound is specifically engineered to provide a critical functional component in the synthesis of advanced colorants, offering excellent reactivity and chromophore properties. It is primarily required by manufacturers in the textile, ink, and specialty polymer industries for producing vibrant, wash-fast, and light-stable dyes and pigments.

Application

• Reactive Dye Synthesis: A key intermediate for manufacturing high-performance reactive dyes used in textile coloring, particularly for cotton and cellulose fibers.
• Inkjet Ink Formulation: Used in the production of advanced colorants for high-quality, photo-realistic inkjet printing inks.
• Functional Polymer Production: Serves as a monomer or additive to introduce sulfonate and chromophoric groups into specialty polymers for enhanced properties.
• Paper Coloring: Employed in the synthesis of dyes for high-grade paper and packaging materials requiring specific color fastness.
• Leather Dyeing: Used in the formulation of dyes for the leather industry, providing deep, uniform coloration.
• Research & Development: A valuable building block for chemical research in novel chromophores and functional materials.

Basic Information

Product Name	Benzenesulfonic Acid, 5-4-4-Chloro-6-4-2-(Sulfooxy)Ethylsulfonylphenylamino-1,3,5-Triazin-2-Ylaminophenylaminooxoacetylamino-2-Ethoxy-, Disodium Salt
CAS No.	189273-39-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Reactive Yellow 176 (related); Disodium 5-[[4-chloro-6-[[4-[2-(sulfooxy)ethylsulfonyl]phenyl]amino]-1,3,5-triazin-2-yl]amino]-2-ethoxy-α-(oxoacetyl)aminobenzenesulfonate; Reactive Dye Intermediate 189273-39-0; Benzenesulfonic acid derivative dye intermediate; Triazine-based sulfonated dye intermediate; 2-Ethoxy-5-((4-chloro-6-((4-(2-(sulfooxy)ethylsulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-α-(oxoacetamido)-, disodium salt; Azo-triazine reactive intermediate.
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 chemical purity. Quality is verified through advanced analytical techniques including HPLC, NMR, and mass spectrometry. 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 a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which can affect product stability and performance.

Specification

Item	Specification
Appearance	Yellow to brownish-yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear solution

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