Description

2-[[5-Carbamoyl-1,6-Dihydro-2-Hydroxy-4-Methyl-6-Oxo-1-[2-(4-Sulphophenyl)Ethyl]-3-Pyridyl]Azo]-5-[(3-Phosphonophenyl)Azo]Benzenesulphonic Acid is a high-purity, multi-functional azo dye intermediate and specialty chemical. This compound is valued for its complex molecular structure, which incorporates sulphonic acid, phosphono, and azo functional groups, enabling its use in advanced material synthesis. It is primarily sought by manufacturers in the specialty dyes and pigments, textile chemicals, and advanced material research sectors for developing products with specific colorimetric and chelating properties.

Application

• Key intermediate for the synthesis of high-performance, water-soluble azo dyes and pigments.
• Used in the formulation of specialized textile dyes, particularly for fibers requiring high color fastness.
• Acts as a functional monomer or additive in the production of advanced polymeric materials.
• Potential use as a chelating agent or functional component in water treatment formulations.
• Employed in research and development for novel optical materials and sensors.
• Component in the manufacture of specialty inks and coatings with specific adhesion or solubility profiles.

Basic Information

Product Name	2-[[5-Carbamoyl-1,6-Dihydro-2-Hydroxy-4-Methyl-6-Oxo-1-[2-(4-Sulphophenyl)Ethyl]-3-Pyridyl]Azo]-5-[(3-Phosphonophenyl)Azo]Benzenesulphonic Acid
CAS No.	70911-43-2
Molecular Formula	C27H23N6O11PS2
Molecular Weight	702.60 g/mol
Synonyms	Benzenesulfonic acid, 2-[[5-carbamoyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-1-[2-(4-sulfophenyl)ethyl]-3-pyridinyl]azo]-5-[(3-phosphonophenyl)azo]-; 70911-43-2; Azo dye intermediate with phosphono and sulpho groups; Phosphonated azo dye intermediate; Sulphonated pyridone azo compound
EINECS	Contact for details

Quality Control

Our production of 2-[[5-Carbamoyl-1,6-Dihydro-2-Hydroxy-4-Methyl-6-Oxo-1-[2-(4-Sulphophenyl)Ethyl]-3-Pyridyl]Azo]-5-[(3-Phosphonophenyl)Azo]Benzenesulphonic Acid adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, identity, and performance. Certificates of Analysis (COA) detailing key specifications are provided to guarantee traceability and compliance with your technical requirements.

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 stability and performance.

Specification

Item	Specification
Appearance	Solid Powder (Color to be specified)
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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