Description

1-(Phenylazo)-4-[(3-Methylphenyl)Azo]Naphthalene is a high-purity, synthetic diazo compound belonging to the class of organic pigments and dyes. This product is valued for its ability to impart stable, vivid coloration and its utility as a key intermediate in advanced chemical synthesis. It is primarily required by manufacturers in the pigment, dye, polymer, and specialty chemical industries for applications demanding precise color properties and chemical reactivity.

Application

• Primary use as a high-performance pigment and dye intermediate for plastics, inks, and coatings.
• Key component in the synthesis of azo disperse dyes for textile coloration, particularly for synthetic fibers.
• Used in the production of colorants for specialty polymers and engineering resins.
• Acts as a chemical intermediate in organic synthesis for research and pharmaceutical applications.
• Potential use in the formulation of non-impact printing inks and toners.
• Employed in analytical chemistry as a reagent or standard.

Basic Information

Product Name	1-(Phenylazo)-4-[(3-Methylphenyl)Azo]Naphthalene
CAS No.	70865-38-2
Molecular Formula	C23H18N4
Molecular Weight	350.42 g/mol
Synonyms	1-(Phenylazo)-4-[(3-methylphenyl)azo]naphthalene; 1,4-Bis(phenylazo)naphthalene derivative; 4-[(3-Methylphenyl)azo]-1-(phenylazo)naphthalene; Solvent Yellow 163 (C.I. 58860); Azoic Diazo Component; 1,4-Di(arylazo)naphthalene; 1-Phenylazo-4-(m-tolylazo)naphthalene; 70865-38-2
EINECS	Contact for details

Quality Control

Our production of 1-(Phenylazo)-4-[(3-Methylphenyl)Azo]Naphthalene adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry standards. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

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, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Orange to red powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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