Description

(E)-4-((4-Aminophenyl)Diazenyl)-3-Methylbenzenamine is a high-purity aromatic amine-based diazo compound, identified by CAS No. 43151-99-1. This specialized chemical serves as a critical intermediate for synthesizing advanced dyes, pigments, and functional polymers, offering precise molecular structure for consistent performance. It is essential for manufacturers in the colorant, specialty chemical, and advanced materials sectors who require reliable, high-quality building blocks for their synthesis processes.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of azo dyes and high-performance organic pigments for textiles, inks, and plastics.
• Polymer Chemistry: Used as a monomer or cross-linking agent in the production of specialty polyamides, polyimides, and other advanced polymers.
• Liquid Crystal Displays (LCDs): Serves as a building block for synthesizing liquid crystal compounds used in electronic displays.
• Photographic Chemicals: Employed in the formulation of light-sensitive materials and color couplers.
• Chemical Research & Development: A valuable reagent for organic synthesis and the development of novel functional materials in R&D laboratories.
• Corrosion Inhibitors: Potential use as a component in formulations designed to protect metals in industrial systems.

Basic Information

Product Name	(E)-4-((4-Aminophenyl)Diazenyl)-3-Methylbenzenamine
CAS No.	43151-99-1
Molecular Formula	C13H14N4
Molecular Weight	226.28 g/mol
Synonyms	3-Methyl-4-[(4-aminophenyl)azo]aniline; 4-[(4-Aminophenyl)azo]-3-methylaniline; 1,4-Benzenediamine, N-(4-aminophenyl)-3-methyl-4-(phenylazo)-; 4-Amino-4'-methylazobenzene; Fast Scarlet G Base; Azoic Diazo Component 12; C.I. 37105; C.I. Azoic Diazo Component 12
EINECS	256-111-8

Quality Control

Our (E)-4-((4-Aminophenyl)Diazenyl)-3-Methylbenzenamine is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for use in sensitive applications like dye and polymer synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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 the original packaging or an opaque secondary container until use.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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