Description

4-Phenylazo-1-Naphthylamine is an important azo dye intermediate and analytical reagent. This compound matters for its role in synthesizing vivid, colorfast pigments and dyes used across multiple manufacturing sectors. It is needed by industries involved in the production of inks, plastics, textiles, and specialized chemical reagents for research and development.

Application

• Key intermediate for the synthesis of azo dyes and pigments for textiles and plastics.
• Used in the formulation of specialized printing inks requiring high color strength.
• Acts as a chromogenic reagent in analytical chemistry for detection and quantification.
• Employed in research and development of novel organic compounds and materials.
• Potential use as a colorant precursor in coatings and paints.
• Utilized in the manufacturing of specialty chemicals for laboratory and industrial use.

Basic Information

Product Name	4-Phenylazo-1-Naphthylamine
CAS No.	131-22-6
Molecular Formula	C₁₆H₁₃N₃
Molecular Weight	247.30 g/mol
Synonyms	4-(Phenylazo)-1-naphthylamine; 1-Naphthylamine, 4-(phenylazo)-; C.I. Solvent Orange 3; Sudan Orange R; Oil Orange; Ceres Orange R; 1-Amino-4-phenylazonaphthalene; 4-(Phenylazo)naphthalen-1-amine
EINECS	205-018-3

Quality Control

Our 4-Phenylazo-1-Naphthylamine is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Orange to red-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.