Description

Trisodium Bis[4-[4,5-Dihydro-4-[(2-Hydroxy-5-Nitrophenyl)Azo]-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl]Benzene-1-Sulphonato(3-)]Cobaltate(3-) is a high-purity, complex cobalt-based azo dye intermediate. This compound is valued for its precise chemical structure and consistent performance in advanced synthesis processes. It is primarily utilized by manufacturers in the specialty dyes and pigments, research chemical, and advanced materials sectors.

Application

• Precursor for High-Performance Pigments: A key intermediate in the synthesis of complex, high-stability organic pigments, particularly for demanding applications.
• Specialty Dye Manufacturing: Used in the production of specialized azo dyes for textiles, inks, and coatings requiring specific color properties and lightfastness.
• Catalysis Research: Serves as a ligand or precursor in the development of novel cobalt-based catalysts for organic transformations.
• Functional Material Development: Investigated for use in the creation of advanced materials, such as sensors or conductive polymers, due to its metal-organic complex structure.
• Analytical Chemistry: May be employed as a standard or reagent in specific colorimetric or complexometric analytical methods.

Basic Information

Product Name	Trisodium Bis[4-[4,5-Dihydro-4-[(2-Hydroxy-5-Nitrophenyl)Azo]-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl]Benzene-1-Sulphonato(3-)]Cobaltate(3-)
CAS No.	79135-28-7
Molecular Formula	C32H18CoN10Na3O14S2
Molecular Weight	950.62 g/mol (approx.)
Synonyms	Trisodium Cobaltate(3-), bis[4-[4,5-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonate(3-)]; C.I. 17940; C.I. Pigment Yellow 179; Trisodium 4,4'-[1,2-diazenediylbis(5-hydroxy-2-nitro-4,1-phenylene)bis(3-methyl-5-oxo-4,5-dihydro-1H-pyrazole-4,1-diyl)]dibenzenesulfonate cobaltate(3-); Cobalt complex of an azo dye; 79135-28-7.
EINECS	Contact for details

Quality Control

Our Trisodium Bis[4-[4,5-Dihydro-4-[(2-Hydroxy-5-Nitrophenyl)Azo]-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl]Benzene-1-Sulphonato(3-)]Cobaltate(3-) is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity, consistent composition, and batch-to-batch reliability. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and light-sensitive; ensure containers are sealed immediately after use to minimize exposure to atmospheric moisture and light.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
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.