Description

Cobaltate(2-), [4-[4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonamidato(2-)][3-[4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonato(3-)]-, sodium is a complex cobalt-based azo dye intermediate known for its precise chelating properties and colorant characteristics. This compound is valued for its ability to form stable, vibrant complexes, making it a critical component in the synthesis of high-performance pigments and dyes. It is primarily sought after by manufacturers in the specialty chemicals, advanced pigments, and industrial dye sectors for applications requiring exceptional color fastness and thermal stability.

Application

• Synthesis of High-Performance Organic Pigments: A key precursor for manufacturing complex, heat-stable pigments used in plastics, coatings, and inks.
• Industrial Dye Manufacturing: Used in the production of specialized azo dyes for textiles, leather, and paper that require excellent light and wash fastness.
• Functional Colorants: Employed in the development of colorants for specialty applications where metal-complex stability is paramount.
• Research & Development: Serves as a valuable intermediate in chemical research for developing new chelating agents and colorimetric sensors.
• Advanced Material Coatings: Potential use in creating functional coatings where the cobalt complex contributes specific optical or catalytic properties.

Basic Information

Item	Details
Product Name	Cobaltate(2-), [4-[4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonamidato(2-)][3-[4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonato(3-)]-, sodium
CAS No.	85049-75-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Sodium Cobalt Complex Dye; Cobalt Azo Dye Intermediate; [4-[4,5-Dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonamidato(2-)][3-[4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonato(3-)]cobaltate(2-), sodium salt; CI Pigment Precursor; Azo-metal complex dye intermediate; Nitrophenyl azo pyrazolone cobalt complex
EINECS	Contact for details

Quality Control

Our production of this specialty chemical intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and purity. While specific grades can be tailored, standard quality assurance includes verification of identity, assay, and impurity profile. A comprehensive Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment to support your quality and regulatory requirements.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Contact for details
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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