Description

3-Hydroxy-4-[(2-Methyl-5-Nitrophenyl)Azo]-n-(3-Nitrophenyl)Naphthalene-2-Carboxamide is a specialized azo dye intermediate known for its distinct chromophoric properties. This compound is valued for its ability to impart specific, stable color characteristics in advanced material formulations. It is primarily sought by manufacturers in the pigments, dyes, and specialty chemical sectors for high-performance applications.

Application

This azo compound serves as a critical building block in the synthesis of complex colorants. Its primary and related applications include:

• High-Performance Pigment Synthesis: As a key intermediate for producing organic pigments with excellent lightfastness and thermal stability.
• Specialty Dye Manufacturing: Used in the creation of dyes for plastics, inks, and coatings requiring specific color shades and durability.
• Research & Development: Employed in academic and industrial R&D for developing novel chromophores and studying azo dye chemistry.
• Functional Material Production: Potential use in the development of materials for optoelectronics and sensors due to its conjugated molecular structure.

Basic Information

Product Name	3-Hydroxy-4-[(2-Methyl-5-Nitrophenyl)Azo]-n-(3-Nitrophenyl)Naphthalene-2-Carboxamide
CAS No.	6358-47-0
Molecular Formula	C31H21N5O6
Molecular Weight	559.53 g/mol
Synonyms	3-Hydroxy-4-[(2-methyl-5-nitrophenyl)azo]-N-(3-nitrophenyl)-2-naphthalenecarboxamide; C.I. Pigment Red 23; Pigment Red 23; C.I. 12355; Naphthanilide Red FGR; 4-[(2-Methyl-5-nitrophenyl)azo]-3-hydroxy-N-(3-nitrophenyl)-2-naphthamide; PR 23
EINECS	228-787-1

Quality Control

Our production of 3-Hydroxy-4-[(2-Methyl-5-Nitrophenyl)Azo]-n-(3-Nitrophenyl)Naphthalene-2-Carboxamide adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for industrial applications. Each lot is analyzed against established specifications, and a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided to guarantee it meets your technical requirements.

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 and sources of ignition.

Specification

Item	Specification
Appearance	Reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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