Description

Benzenesulfonic Acid, 2,2-(1,2-Ethenediyl)Bis5-4-3-(Acetylamino)-4-(3-Sulfophenyl)Azophenylamino-6-(4-Morpholinyl)-1,3,5-Triazin-2-Ylamino-, Sodium Salt is a high-purity, water-soluble anionic dye intermediate with a complex polyfunctional structure. This compound is engineered to deliver exceptional color strength and stability in demanding industrial applications. It is primarily required by manufacturers in the textile, ink, and specialty polymer sectors for synthesizing advanced colorants and functional materials.

Application

• Textile Dyeing: As a key intermediate for producing reactive and direct dyes for cotton, wool, and nylon.
• Inkjet Inks: Used in the formulation of high-performance pigment inks requiring excellent dispersion and color fidelity.
• Functional Polymers: Acts as a monomer or additive to introduce sulfonic acid groups for ion-exchange resins or conductive polymers.
• Paper Coloring: Employed in the manufacture of dyes for high-quality paper and packaging materials.
• Biological Staining: Potential use as a precursor for histological stains and diagnostic reagents in life sciences.
• Optical Materials: Suitable for research into nonlinear optical (NLO) materials due to its complex chromophore system.

Basic Information

Product Name	Benzenesulfonic Acid, 2,2-(1,2-Ethenediyl)Bis5-4-3-(Acetylamino)-4-(3-Sulfophenyl)Azophenylamino-6-(4-Morpholinyl)-1,3,5-Triazin-2-Ylamino-, Sodium Salt
CAS No.	156738-26-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Reactive Yellow 176; Reactive Yellow 176; Sodium 2,2'-(1,2-ethenediyl)bis[5-[4-[3-(acetylamino)-4-[(3-sulfophenyl)azo]phenyl]amino]-6-(4-morpholinyl)-1,3,5-triazin-2-yl]amino]benzenesulfonate; Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-[[4-[[3-(acetylamino)-4-[(3-sulfophenyl)azo]phenyl]amino]-6-(4-morpholinyl)-1,3,5-triazin-2-yl]amino]-, sodium salt (1:?); Azo dye intermediate 156738-26-0; Bis(azo) triazine dye sodium salt
EINECS	Contact for details

Quality Control

Our production of Benzenesulfonic Acid, 2,2-(1,2-Ethenediyl)Bis5-4-3-(Acetylamino)-4-(3-Sulfophenyl)Azophenylamino-6-(4-Morpholinyl)-1,3,5-Triazin-2-Ylamino-, Sodium Salt adheres to strict quality management systems. Every batch is analyzed to ensure consistent purity, color value, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, impurity profile, and solubility are available upon request to support your quality assurance protocols.

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 material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark brown to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Water Content	Max. 5.0%
Solubility (in Water)	Completely soluble
Heavy Metals (as Pb)	Max. 20 ppm
pH (1% Solution)	6.0 - 8.0

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