Description

Sodium 4-[4-[(3-Chlorophenyl)Azo]-3-Methyl-5-Oxo-2-Pyrazolin-1-Yl]Benzenesulphonate is a high-purity azo pyrazolone derivative, valued for its consistent quality and reliable performance in specialized synthesis. This compound serves as a critical intermediate for producing high-value, complex molecules where structural precision is paramount. It is essential for R&D laboratories and industrial manufacturers in the pharmaceutical and advanced organic synthesis sectors.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those with heterocyclic frameworks.
• Advanced Organic Synthesis: Used in research and production of complex azo dyes, pigments, and functional organic materials.
• Chemical Research: Serves as a versatile reagent for developing novel compounds in medicinal chemistry and material science.
• Specialty Chemical Production: Employed in the manufacture of performance chemicals requiring specific chromophore or ligand systems.

Basic Information

Product Name	Sodium 4-[4-[(3-Chlorophenyl)Azo]-3-Methyl-5-Oxo-2-Pyrazolin-1-Yl]Benzenesulphonate
CAS No.	10430-57-6
Molecular Formula	C22H16ClN4NaO4S
Molecular Weight	482.90 g/mol
Synonyms	Benzenesulfonic acid, 4-[4-[(3-chlorophenyl)azo]-3-methyl-5-oxo-2-pyrazolin-1-yl]-, sodium salt; Sodium 1-(4-sulfophenyl)-4-[(3-chlorophenyl)azo]-3-methyl-5-pyrazolone; 3-Chlorophenylazo pyrazolone sulfonate sodium salt; C.I. 12715; Acid Yellow 127; Azo pyrazolone intermediate 10430-57-6; 1-(4-Sulfophenyl)-3-methyl-4-(3-chlorophenylazo)-5-pyrazolone sodium salt
EINECS	Contact for details

Quality Control

Our production of Sodium 4-[4-[(3-Chlorophenyl)Azo]-3-Methyl-5-Oxo-2-Pyrazolin-1-Yl]Benzenesulphonate adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity. Each lot is analyzed using advanced techniques like HPLC and NMR to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical specifications is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	Yellow to orange-yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solubility	Soluble in water, slightly soluble in ethanol

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