Description

5-[[4-[(2,4-Dinitrophenyl)Amino]Phenyl]Azo][1,1'-Biphenyl]-2-Ol is a specialized azo dye intermediate characterized by its complex aromatic structure. This compound matters for its role as a key precursor in the synthesis of high-performance pigments and dyes, offering excellent color fastness and thermal stability. It is primarily needed by manufacturers in the pigments, specialty dyes, and advanced materials sectors for applications requiring precise color properties and chemical resistance.

Application

• High-Performance Pigment Synthesis: A critical intermediate for manufacturing complex organic pigments used in automotive paints, industrial coatings, and plastics.
• Specialty Dye Production: Used in the formulation of dyes for textiles, inks, and other materials where superior lightfastness and chemical stability are required.
• Research & Development: Serves as a valuable building block in chemical research for developing new chromophores and functional materials.
• Advanced Material Applications: Potential use in the development of organic semiconductors, photoresists, or other optoelectronic materials due to its conjugated molecular structure.
• Analytical Chemistry: May be employed as a reagent or standard in analytical methods and colorimetric assays.

Basic Information

Product Name	5-[[4-[(2,4-Dinitrophenyl)Amino]Phenyl]Azo][1,1'-Biphenyl]-2-Ol
CAS No.	12223-91-5
Molecular Formula	C24H16N6O5
Molecular Weight	468.42 g/mol
Synonyms	5-[(4-[(2,4-Dinitrophenyl)amino]phenyl)azo]-[1,1'-biphenyl]-2-ol; 2-Hydroxy-5-[[4-[(2,4-dinitrophenyl)amino]phenyl]azo]biphenyl; C.I. Disperse Yellow 119; Disperse Yellow 119; Solvent Yellow 163; Azo dye intermediate 12223-91-5; 2-Naphthol derivative azo dye
EINECS	Contact for details

Quality Control

Our production of 5-[[4-[(2,4-Dinitrophenyl)Amino]Phenyl]Azo][1,1'-Biphenyl]-2-Ol adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

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-brown powder or crystals
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.