Description

4-Hydroxy-1-Methyl-3-[[4-(Phenylazo)Phenyl]Azo]-2-Quinolone is a high-purity azo dye intermediate characterized by its distinct quinoline-based molecular structure. This compound is valued for its role in synthesizing specialized dyes and pigments that offer excellent color fastness and thermal stability. It is primarily required by manufacturers in the textile, ink, and specialty coatings industries for producing high-performance colorants.

Application

• Dye Intermediate: A key precursor for the synthesis of high-performance azo dyes and pigments.
• Textile Dyeing: Used in the production of dyes for synthetic and natural fibers, providing vibrant and durable colors.
• Ink Formulation: Employed in the manufacture of industrial and printing inks requiring specific color properties and stability.
• Specialty Coatings: Serves as a colorant component in coatings for plastics, automotive finishes, and other industrial applications.
• Research & Development: Utilized in chemical research for developing new chromophores and studying azo compound chemistry.
• Analytical Reagents: Can be used as a standard or reagent in analytical chemistry for method development and calibration.

Basic Information

Item	Detail
Product Name	4-Hydroxy-1-Methyl-3-[[4-(Phenylazo)Phenyl]Azo]-2-Quinolone
CAS No.	73287-67-9
Molecular Formula	C22H16N4O2
Molecular Weight	368.39 g/mol
Synonyms	1-Methyl-4-hydroxy-3-[(E)-2-[4-[(E)-phenyldiazenyl]phenyl]diazenyl]quinolin-2-one; 3-[[4-(Phenylazo)phenyl]azo]-4-hydroxy-1-methyl-2(1H)-quinolinone; Solvent Yellow 163; C.I. 12715; Azo dye intermediate 73287-67-9; 4-Hydroxy-1-methyl-3-(4-phenylazophenylazo)-2-quinolone; 1-Methyl-3-[p-(phenylazo)phenylazo]-4-hydroxy-2-quinolone
EINECS	Contact for details

Quality Control

Our production of 4-Hydroxy-1-Methyl-3-[[4-(Phenylazo)Phenyl]Azo]-2-Quinolone adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. Certificates of Analysis (COA) documenting all critical parameters are available upon request to ensure full traceability and compliance with your specifications.

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). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Orange to red powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.