Description

3-Pyridinecarboxylic Acid, 5-[(2,4-Dinitrophenyl)Azo]-1,2-Dihydro-4,6-Dihydroxy-2-Oxo-1-Phenyl-, Methyl Ester (9Ci) is a specialized azo dye intermediate characterized by its complex pyridine and dinitrophenylazo structure. This compound is significant for its role in the synthesis of high-performance colorants and pigments, offering unique chromophoric properties. It is primarily required by research institutions and industrial manufacturers in the fine chemicals, dye, and advanced materials sectors for developing novel products.

Application

• Dye and Pigment Intermediate: A key precursor for synthesizing specialized azo dyes and organic pigments used in inks, coatings, and plastics.
• Research Chemical: Utilized in academic and industrial R&D for studying azo compound chemistry, photophysical properties, and new synthetic pathways.
• Analytical Reagent: Potential use as a chromogenic agent or complexing agent in analytical chemistry and sensor development.
• Fine Chemical Synthesis: Serves as a building block for creating more complex molecules in pharmaceutical and agrochemical research.
• Material Science: Investigated for applications in organic electronics and non-linear optical materials due to its conjugated system.

Basic Information

Product Name	3-Pyridinecarboxylic Acid, 5-[(2,4-Dinitrophenyl)Azo]-1,2-Dihydro-4,6-Dihydroxy-2-Oxo-1-Phenyl-, Methyl Ester (9Ci)
CAS No.	888320-79-4
Molecular Formula	C20H13N5O8
Molecular Weight	451.35 g/mol
Synonyms	Methyl 5-[(2,4-dinitrophenyl)azo]-1,2-dihydro-4,6-dihydroxy-2-oxo-1-phenyl-3-pyridinecarboxylate; 5-[(2,4-Dinitrophenyl)azo]-1,2-dihydro-4,6-dihydroxy-2-oxo-1-phenyl-3-pyridinecarboxylic acid methyl ester; 3-Pyridinecarboxylic acid, 5-[(2,4-dinitrophenyl)azo]-1,2-dihydro-4,6-dihydroxy-2-oxo-1-phenyl-, methyl ester (9CI); Azo dye intermediate 888320-79-4
EINECS	Contact for details

Quality Control

Our production of 3-Pyridinecarboxylic Acid, 5-[(2,4-Dinitrophenyl)Azo]-1,2-Dihydro-4,6-Dihydroxy-2-Oxo-1-Phenyl-, Methyl Ester (9Ci) adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications and test results are provided to guarantee compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere (e.g., nitrogen or argon) to minimize oxidation.

Specification

Item	Specification
Appearance	Orange to red powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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