Description

4-[(5-Chloro-o-Tolyl)Azo]-3-Hydroxy-2-Naphtho-o-Toluidide is a specialized azo dye intermediate known for its role in producing high-performance pigments and colorants. This compound is valued for its ability to impart stable, vivid colors with excellent light and weather fastness properties. It is primarily utilized by manufacturers in the pigment, plastics, and specialty coatings industries seeking reliable and consistent raw materials for their formulations.

Application

• Pigment Manufacturing: A key intermediate for the synthesis of high-grade organic pigments, particularly diarylide yellows and oranges.
• Plastics Coloring: Used in the production of color masterbatches and compounds for coloring engineering plastics and polymers.
• Industrial Coatings: Employed in formulating durable coatings for automotive, industrial, and architectural applications requiring color stability.
• Printing Inks: A component in the manufacture of high-performance inks for packaging and commercial printing.
• Textile Dyes: Serves as a precursor for dyes used in specialty textile applications.
• Research & Development: Used in chemical research for developing new chromophores and functional materials.

Basic Information

Product Name	4-[(5-Chloro-o-Tolyl)Azo]-3-Hydroxy-2-Naphtho-o-Toluidide
CAS No.	2786-85-8
Molecular Formula	C24H18ClN3O2
Molecular Weight	415.87 g/mol
Synonyms	Pigment Yellow 12 Intermediate; C.I. Azoic Coupling Component 4; 3-Hydroxy-N-(2-methylphenyl)-2-naphthamide, 4-[(5-chloro-2-methylphenyl)azo]-; 2-Naphthalenecarboxamide, 4-[(5-chloro-2-methylphenyl)azo]-3-hydroxy-N-(2-methylphenyl)-; 5-Chloro-2-methyl Aniline -> Naphthol AS-IRG Coupling Product; AAMX; Azoic Diazo Component 4 Coupling Product; Naphthol AS-IRG Base
EINECS	220-514-7

Quality Control

Our 4-[(5-Chloro-o-Tolyl)Azo]-3-Hydroxy-2-Naphtho-o-Toluidide is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for use in demanding applications. Certificates of Analysis (COA) documenting purity, assay, and impurity profiles are available for every shipment 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 sources and incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	Orange to red-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Solubility	Soluble in organic solvents

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