Description

Tripotassium 4,5-Dihydro-4-[[2-Methoxy-5-[[2-(Sulphonatooxy)Ethyl]Sulphonyl]Phenyl]Azo]-5-Oxo-1-(4-Sulphonatophenyl)-1H-Pyrazole-3-Carboxylate is a high-purity, water-soluble anionic dye intermediate characterized by its multiple sulphonate groups. This compound is valued for its excellent solubility and chromophoric properties, making it a critical building block for creating vibrant and stable colorants. It is primarily sought after by manufacturers in the textile, ink, and specialty chemical industries for synthesizing advanced dyes and pigments.

Application

• Reactive Dye Synthesis: A key intermediate for manufacturing high-performance reactive dyes used in cotton and cellulose fiber dyeing.
• Textile Colorants: Used in the production of dyes for textiles requiring bright shades and good wet fastness properties.
• Inkjet Ink Formulation: Serves as a precursor for colorants in industrial and commercial inkjet printing inks.
• Paper Dyeing: Employed in the synthesis of dyes for coloring paper and paper products.
• Leather Coloring: Used in the manufacture of dyes for the leather tanning and finishing industry.
• Specialty Chemical Intermediate: Acts as a versatile intermediate for further chemical synthesis in research and fine chemical production.

Basic Information

Product Name	Tripotassium 4,5-Dihydro-4-[[2-Methoxy-5-[[2-(Sulphonatooxy)Ethyl]Sulphonyl]Phenyl]Azo]-5-Oxo-1-(4-Sulphonatophenyl)-1H-Pyrazole-3-Carboxylate
CAS No.	97416-97-2
Molecular Formula	C20H13K3N4O14S3
Molecular Weight	762.82 g/mol
Synonyms	Tripotassium 1-(4-sulfophenyl)-4-[[2-methoxy-5-[(2-sulfooxyethyl)sulfonyl]phenyl]azo]-5-oxo-4,5-dihydro-1H-pyrazole-3-carboxylate; Reactive Dye Intermediate; C.I. Reactive Yellow 95 intermediate; 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-4-[[2-methoxy-5-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-5-oxo-1-(4-sulfophenyl)-, tripotassium salt; Tripotassium 4-[(5-[(2-hydroxy-3-sulfopropyl)sulfonyl]-2-methoxyphenyl)azo]-5-oxo-1-(4-sulfophenyl-4,5-dihydro-1H-pyrazole-3-carboxylate (alternative representation)
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques like HPLC to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with every shipment to support your quality assurance and regulatory needs.

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	Yellow to Orange Powder
Identification (IR)	Conforms to Structure
Assay (HPLC)	≥ 95.0%
Moisture Content (KF)	≤ 5.0%
Water Solubility	Freely Soluble
Heavy Metals (as Pb)	≤ 20 ppm

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