Description

4-[(4-Aminophenyl)Azo]Phenol is an azo dye intermediate characterized by its distinct aromatic amine and phenol functional groups. This compound is valued for its role as a versatile chemical building block in the synthesis of more complex dyes and pigments. It is primarily sought after by manufacturers in the dyestuff, textile, and specialty chemical industries for producing colorants with specific properties.

Application

• Dye and Pigment Synthesis: A key intermediate for manufacturing azo dyes used in textiles, leather, and paper.
• Textile Colorants: Used in the production of dyes for coloring natural and synthetic fibers.
• Research & Development: Serves as a precursor in organic synthesis and chemical research for novel compounds.
• Specialty Chemical Production: Employed in formulating complex colorants for inks, coatings, and plastics.
• Analytical Reagent: Potential use as a reagent or standard in analytical chemistry laboratories.

Basic Information

Product Name	4-[(4-Aminophenyl)Azo]Phenol
CAS No.	103-18-4
Molecular Formula	C12H11N3O
Molecular Weight	213.24 g/mol
Synonyms	4-(4-Aminophenylazo)phenol; 4-Hydroxy-4'-aminoazobenzene; p-(p-Aminophenylazo)phenol; C.I. Disperse Yellow 1; 1-(4-Aminophenylazo)-4-hydroxybenzene; 4-Amino-4'-hydroxyazobenzene; Azobenzene, 4-amino-4'-hydroxy-; Solvent Yellow 7
EINECS	203-084-6

Quality Control

Our 4-[(4-Aminophenyl)Azo]Phenol is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your requirements.

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 incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Orange to brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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