Description

1-(o-Tolylazo)-β-Naphthol is an azo dye intermediate characterized by its distinct molecular structure. This compound is valued for its role as a key precursor in the synthesis of high-performance pigments and dyes, offering excellent color properties and stability. It is primarily required by manufacturers in the pigments, inks, plastics, and specialty chemical industries for producing vivid and durable colorants.

Application

• Primary intermediate for the synthesis of azo pigments and dyes.
• Used in the coloration of plastics and synthetic resins.
• Key component in manufacturing printing inks for packaging and publications.
• Employed in the production of industrial coatings and paints.
• Potential use as a colorant for specialty papers.
• Research and development of novel organic colorants in academic and industrial labs.

Basic Information

Product Name	1-(o-Tolylazo)-β-Naphthol
CAS No.	50926-67-5
Molecular Formula	C₁₇H₁₄N₂O
Molecular Weight	262.31 g/mol
Synonyms	1-(2-Methylphenyl)azo-2-naphthol; 2-Naphthol, 1-[(2-methylphenyl)azo]-; o-Tolylazo-β-naphthol; C.I. Solvent Orange 2; 1-[(2-Methylphenyl)azo]-2-naphthalenol; 1-(2-Methylphenylazo)-2-naphthol; 1-(o-Methylphenylazo)-2-naphthol; Azoic Coupling Component 114
EINECS	256-879-4

Quality Control

Our production of 1-(o-Tolylazo)-β-Naphthol adheres to stringent quality protocols to ensure batch-to-batch consistency and purity. The material is characterized and tested against established internal specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance processes.

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 red-brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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