Description

Sodium 3-[(4,5-Dihydro-3-Methyl-5-Oxo-1-Phenyl-1H-Pyrazol-4-Yl)Azo]-4-Hydroxy-5-Nitrobenzenesulphonate CAS NO 84583-93-7 is a high-purity, water-soluble azo dye intermediate. This compound is valued for its precise chemical structure and consistent performance in demanding synthesis processes. It is primarily required by manufacturers in the specialty chemical, dye, and pigment industries for producing vibrant and stable colorants.

Application

• Key intermediate for the synthesis of high-performance azo dyes and pigments.
• Used in the production of colorants for textiles, inks, and coatings.
• Acts as a functional component in the development of specialty polymers and advanced materials.
• Employed in research and development for novel chromophoric systems and analytical reagents.
• Potential use in the formulation of biological stains and diagnostic markers.

Basic Information

Product Name	Sodium 3-[(4,5-Dihydro-3-Methyl-5-Oxo-1-Phenyl-1H-Pyrazol-4-Yl)Azo]-4-Hydroxy-5-Nitrobenzenesulphonate
CAS No.	84583-93-7
Molecular Formula	C₁₆H₁₁N₅NaO₇S
Molecular Weight	448.34 g/mol
Synonyms	Benzenesulfonic acid, 3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxy-5-nitro-, sodium salt; Sodium 3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4-hydroxy-5-nitrobenzenesulfonate; 4-Hydroxy-3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-5-nitrobenzenesulfonic acid sodium salt; Azo dye intermediate 84583-93-7; 1-Phenyl-3-methyl-4-(4-hydroxy-5-nitro-2-sulfophenylazo)-5-pyrazolone sodium salt
EINECS	Contact for details

Quality Control

Our Sodium 3-[(4,5-Dihydro-3-Methyl-5-Oxo-1-Phenyl-1H-Pyrazol-4-Yl)Azo]-4-Hydroxy-5-Nitrobenzenesulphonate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity, batch-to-batch consistency, and compliance with customer specifications. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

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	Orange to red-brown 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
Residual Solvents (GC)	Meets ICH guidelines

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