Description

n-(2-Hydroxynaphthoyl)-2,4-Dimethoxy-5-Chloroanilide is a specialized organic compound belonging to the class of anilide derivatives. This high-purity intermediate is valued for its role in the synthesis of advanced colorants and functional materials. It is primarily sought by manufacturers in the pigment, dye, and specialty chemical industries for producing high-performance products.

Application

• Key Intermediate for Azo Pigments: Serves as a critical coupling component in the synthesis of high-performance yellow, orange, and red azo pigments.
• Dye Manufacturing: Used in the production of solvent dyes and other specialized colorants for plastics and synthetic fibers.
• Functional Material Synthesis: Acts as a building block for creating advanced materials with specific optical or electronic properties.
• Research & Development: Employed in chemical R&D for developing new chromophores and photoactive compounds.
• Industrial Coatings: Imparts color and stability in coatings formulations requiring high lightfastness and weather resistance.
• Inks and Toners: Used in the manufacture of colorants for printing inks and electrophotographic toners.

Basic Information

Product Name	n-(2-Hydroxynaphthoyl)-2,4-Dimethoxy-5-Chloroanilide
CAS No.	92-72-8
Molecular Formula	C19H16ClNO4
Molecular Weight	357.79 g/mol
Synonyms	2-Hydroxy-3-naphthanilide, 2,4-Dimethoxy-5-Chloro; 5-Chloro-2,4-dimethoxy-N-(2-hydroxy-1-naphthoyl)aniline; C.I. Azoic Coupling Component 18; Azoic Coupling Component 18; Naphthanilide GC; Naphthol AS-LC G; 2,4-Dimethoxy-5-chloroacetoacetanilide (common misnomer); 1-(5-Chloro-2,4-dimethoxyphenyl)-3-(2-hydroxynaphthoyl)urea (related compound)
EINECS	202-185-6

Quality Control

Our n-(2-Hydroxynaphthoyl)-2,4-Dimethoxy-5-Chloroanilide is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the exacting standards required for high-performance pigment synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product performance.

Specification

Item	Specification
Appearance	Off-white to light beige powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	205°C - 210°C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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