Description

3-Pyridinecarbonitrile, 5-[2-(2-Chloro-4-Nitrophenyl)Diazenyl]-1,2-Dihydro-6-Hydroxy-4-Methyl-1-(1-Methylethyl)-2-Oxo- is a specialized azo dye intermediate featuring a complex pyridine-based structure. This compound is valued for its role in synthesizing high-performance pigments and dyes, offering excellent color fastness and thermal stability. It is primarily required by manufacturers in the advanced colorants, specialty chemicals, and pharmaceutical research sectors for developing novel products.

Application

• Key Intermediate for High-Performance Pigments: Serves as a critical building block in the synthesis of azo pigments for plastics, coatings, and inks.
• Specialty Dye Manufacturing: Used in the production of dyes for technical textiles requiring enhanced light and wash fastness.
• Research & Development: Employed in academic and industrial R&D for exploring new chromophores and functional materials.
• Liquid Crystal Display (LCD) Color Filters: Potential application in the formulation of colorants for electronic display technologies.
• Analytical Chemistry Reagent: May be used as a standard or reagent in chromatographic analysis and method development.

Basic Information

Product Name	3-Pyridinecarbonitrile, 5-[2-(2-Chloro-4-Nitrophenyl)Diazenyl]-1,2-Dihydro-6-Hydroxy-4-Methyl-1-(1-Methylethyl)-2-Oxo-
CAS No.	940063-98-9
Molecular Formula	C19H17ClN6O4
Molecular Weight	428.83 g/mol
Synonyms	5-[(2-Chloro-4-nitrophenyl)diazenyl]-6-hydroxy-4-methyl-1-(propan-2-yl)-2-oxo-1,2-dihydropyridine-3-carbonitrile; 5-(2-Chloro-4-nitrophenyl)diazenyl-6-hydroxy-4-methyl-1-isopropyl-2-oxo-1,2-dihydropyridine-3-carbonitrile; Azo Pyridine Dye Intermediate; 940063-98-9; 5-[(2-Chloro-4-nitrophenyl)azo]-6-hydroxy-4-methyl-1-isopropyl-2-oxo-1,2-dihydropyridine-3-carbonitrile
EINECS	Contact for details

Quality Control

Our production of this specialty intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques like HPLC and NMR to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical data is provided with every shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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