Description

Trisodium p-[4,5-Dihydro-3-Methyl-4-[1-Methyl-3-[3-Methyl-5-Oxido-1-(4-Sulphonatophenyl)-1H-Pyrazol-4-Yl]Allylidene]-5-Oxo-1H-Pyrazol-1-Yl]Benzenesulphonate is a high-purity, water-soluble organic salt belonging to the pyrazolone class of compounds. Its complex molecular structure provides unique functional properties, making it a valuable intermediate and specialty chemical for advanced manufacturing. This product is essential for industries requiring precise chemical synthesis, particularly in the production of specialty dyes, functional pigments, and high-performance optical materials.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of high-value, water-soluble azo dyes and complex organic pigments.
• Functional Colorant Production: Used in manufacturing colorants for inks, coatings, and plastics where specific solubility and stability are required.
• Optical Brightener Synthesis: Serves as a building block in the production of fluorescent whitening agents (FWAs) for paper, textiles, and detergents.
• Chemical Research & Development: An important reagent for organic synthesis and material science research, particularly in heterocyclic chemistry.
• Specialty Polymer Additives: Can be incorporated into polymers to impart specific ionic or chromophoric properties.
• Analytical Chemistry: Potential use as a standard or reagent in chromatographic and spectroscopic analysis due to its defined structure.

Basic Information

Product Name	Trisodium p-[4,5-Dihydro-3-Methyl-4-[1-Methyl-3-[3-Methyl-5-Oxido-1-(4-Sulphonatophenyl)-1H-Pyrazol-4-Yl]Allylidene]-5-Oxo-1H-Pyrazol-1-Yl]Benzenesulphonate
CAS No.	53014-12-3
Molecular Formula	C24H19N4Na3O9S2
Molecular Weight	656.51 g/mol
Synonyms	Trisodium 4,4'-(1-Methyl-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-ylidene)bis[1-(4-sulfophenyl)-3-methyl-1H-pyrazol-5-ol]; C.I. 42510:1; Acid Yellow 40; Trisodium 4,4'-(1-Methyl-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-ylidene)bis[5-hydroxy-1-(4-sulfophenyl)-3-methyl-1H-pyrazole]; Pyrazolone Yellow; Trisodium bis[5-hydroxy-1-(4-sulfophenyl)-3-methyl-1H-pyrazol-4-yl](methyl)pyrazolone sulfonate
EINECS	Contact for details

Quality Control

Our production of Trisodium p-[4,5-Dihydro-3-Methyl-4-[1-Methyl-3-[3-Methyl-5-Oxido-1-(4-Sulphonatophenyl)-1H-Pyrazol-4-Yl]Allylidene]-5-Oxo-1H-Pyrazol-1-Yl]Benzenesulphonate adheres to stringent quality management protocols. Every batch is analyzed to ensure high purity, consistent composition, and batch-to-batch reliability. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as assay, impurity profile, and physical specifications. Our quality systems are designed to meet the rigorous demands of industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. The container must be kept tightly sealed due to the hygroscopic nature of the compound.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear, yellow solution

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