Description

n-[3-(Acetylamino)-4-[(2-Chloro-4-Nitrophenyl)Azo]Phenyl]-2-Methyl-L-Alanine Butyl Ester is a specialized azo dye intermediate of significant commercial importance. This compound is valued for its precise molecular structure, which serves as a critical building block in the synthesis of high-performance colorants. It is primarily required by manufacturers in the pigments and dyes industry for producing vibrant and stable colors, as well as by research institutions exploring advanced organic materials.

Application

• Primary Intermediate for Azo Pigments: Serves as a key precursor in the synthesis of high-performance organic pigments, particularly yellows, oranges, and reds.
• Dye Manufacturing: Used in the production of specialized dyes for plastics, inks, and coatings that require excellent lightfastness and thermal stability.
• Research & Development: Employed in academic and industrial R&D for studying azo coupling reactions and developing novel chromophores with specific properties.
• Functional Material Synthesis: Potential use as a building block for creating advanced materials where color and specific molecular interactions are critical.

Basic Information

Product Name	n-[3-(Acetylamino)-4-[(2-Chloro-4-Nitrophenyl)Azo]Phenyl]-2-Methyl-L-Alanine Butyl Ester
CAS No.	73157-51-4
Molecular Formula	C24H28ClN5O5
Molecular Weight	502.97 g/mol
Synonyms	Butyl 2-(3-Acetamido-4-[(2-chloro-4-nitrophenyl)diazenyl]phenyl)-2-methylpropanoate; L-Alanine, N-[3-(acetylamino)-4-[(2-chloro-4-nitrophenyl)azo]phenyl]-2-methyl-, butyl ester; Azo Dye Intermediate 73157-51-4; 2-Methyl-L-alanine butyl ester azo derivative; CI Pigment Yellow (related intermediate); Acetamide azo dye precursor
EINECS	Contact for details

Quality Control

Every batch of our n-[3-(Acetylamino)-4-[(2-Chloro-4-Nitrophenyl)Azo]Phenyl]-2-Methyl-L-Alanine Butyl Ester is manufactured under strict process controls and undergoes rigorous analytical testing to ensure consistent purity and performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality system is designed to meet the exacting standards of industrial-scale pigment and dye synthesis.

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. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	Orange to red powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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