Description

Barium 2,5-Dichloro-4-[4,5-Dihydro-3-Methyl-5-Oxo-4-[(4-Sulphonatophenyl)Azo]-1H-Pyrazol-1-Yl]Benzenesulphonate is a high-purity barium salt of a complex azo pyrazolone dye intermediate. This compound is valued for its role as a critical precursor in the synthesis of high-performance pigments and dyes, offering excellent color properties and stability. It is primarily required by manufacturers in the specialty chemicals, pigments, and advanced materials sectors for producing colorants with specific technical characteristics.

Application

• Precursor for High-Performance Pigments: A key intermediate in manufacturing azo pyrazolone-based organic pigments known for vivid hues and good lightfastness.
• Specialty Dye Synthesis: Used in the production of complex dyes for industrial applications requiring specific solubility and ionic properties.
• Functional Colorants: Potential use in creating colorants for plastics, inks, and coatings where thermal and chemical stability are paramount.
• Research & Development: Serves as a building block in chemical R&D for novel chromophores and materials science applications.
• Analytical Reagents: May be utilized in the formulation of specialized reagents or indicators in analytical chemistry.

Basic Information

Product Name	Barium 2,5-Dichloro-4-[4,5-Dihydro-3-Methyl-5-Oxo-4-[(4-Sulphonatophenyl)Azo]-1H-Pyrazol-1-Yl]Benzenesulphonate
CAS No.	84681-81-2
Molecular Formula	C22H13BaCl2N4O8S2
Molecular Weight	Approx. 738.86 g/mol
Synonyms	Barium 2,5-dichloro-4-[(4,5-dihydro-3-methyl-5-oxo-4-[(4-sulfophenyl)azo]-1H-pyrazol-1-yl)]benzenesulfonate; Barium salt of C.I. Pigment Yellow 183 intermediate; 5-Oxo-4-[(4-sulfophenyl)azo]-4,5-dihydro-1H-pyrazole-1-benzenesulfonic acid, 2,5-dichloro-, barium salt; Azo pyrazolone barium salt; Barium 4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-4-[(4-sulfophenyl)azo]-1H-pyrazol-4-yl)]benzenesulfonate derivative; 84681-81-2; Barium dichloro(oxo)(sulphonatophenylazopyrazolyl)benzenesulphonate
EINECS	Contact for details

Quality Control

Our production of Barium 2,5-Dichloro-4-[4,5-Dihydro-3-Methyl-5-Oxo-4-[(4-Sulphonatophenyl)Azo]-1H-Pyrazol-1-Yl]Benzenesulphonate adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, identity, and composition. Certificates of Analysis (COA) detailing key specifications such as assay, impurity profile, and heavy metal content are available upon request to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	Fine powder or crystalline solid
Color	Characteristic yellow to orange
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Barium Content	Within theoretical range
Sulfated Ash	Reported

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