Description

Benzenesulfonic Acid, 4,5-Dichloro-2-4,5-Dihydro-3-Methyl-5-Oxo-1-(3-Sulfophenyl)-1H-Pyrazol-4-Ylazo-, Calcium Sodium Salt (2:1:2) is a high-purity, complex azo dye intermediate salt with significant commercial importance. This compound is valued for its role in synthesizing specialized pigments and colorants that offer excellent performance characteristics. It is primarily required by manufacturers in the dyes and pigments, specialty chemicals, and advanced material synthesis industries seeking reliable, high-quality intermediates for their production processes.

Application

• Primary Intermediate for High-Performance Pigments: A key building block in the synthesis of complex azo pigments, particularly for applications requiring specific color fastness and stability.
• Specialty Dye Manufacturing: Used in the production of dyes for industrial applications, including inks, coatings, and plastics, where precise color properties are critical.
• Functional Material Synthesis: Serves as a precursor in the development of advanced materials where the sulfonic acid and azo groups can impart specific chemical functionalities.
• Research & Development: Employed in chemical R&D laboratories for exploring new synthetic pathways and novel colorant molecules.
• Textile Colorant Precursor: Can be utilized in the synthesis of dyes designed for textile applications that demand durability.

Basic Information

Item	Detail
Product Name	Benzenesulfonic Acid, 4,5-Dichloro-2-4,5-Dihydro-3-Methyl-5-Oxo-1-(3-Sulfophenyl)-1H-Pyrazol-4-Ylazo-, Calcium Sodium Salt (2:1:2)
CAS No.	116341-06-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	4,5-Dichloro-2-[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]azo]benzenesulfonic acid, calcium sodium salt; Calcium sodium 4,5-dichloro-2-[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]azo]benzenesulfonate; Azo dye intermediate 116341-06-1; C.I. Pigment Yellow (related derivatives); Complex azo sulfonate salt; PYRAZOLONE AZO DYE SALT; 1H-Pyrazole-4-azo-benzenesulfonic acid derivative
EINECS	Contact for details

Quality Control

Our Benzenesulfonic Acid, 4,5-Dichloro-2-4,5-Dihydro-3-Methyl-5-Oxo-1-(3-Sulfophenyl)-1H-Pyrazol-4-Ylazo-, Calcium Sodium Salt (2:1:2) is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key specifications are provided and available upon request to support your quality assurance protocols.

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 (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	Fine powder or crystalline solid
Color	Characteristic color (Yellow to Orange)
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals	≤ 20 ppm
Solubility	Soluble in water; Sparingly soluble in organic solvents

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