Description

(E)-4-Chloroazobenzene is a high-purity, synthetic organic compound belonging to the azobenzene class, characterized by its distinct molecular structure and functional properties. This chemical is valued for its role as a versatile intermediate and chromophore in advanced research and industrial synthesis. It is primarily utilized by professionals in the pharmaceutical, agrochemical, and specialty chemical sectors for applications including material science research, dye synthesis, and the development of photo-responsive systems.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and diagnostic agents.
• Agrochemical Research: Used in the development and study of new pesticide and herbicide compounds.
• Dye & Pigment Manufacturing: Acts as a precursor for synthesizing azo dyes and pigments, contributing to colorant properties.
• Material Science: Employed in the research of liquid crystals, photochromic materials, and molecular switches due to its light-responsive azobenzene core.
• Chemical Research: Functions as a standard or reagent in organic synthesis and catalysis studies.
• Academic & Industrial R&D: Utilized in universities and corporate labs for investigating structure-activity relationships and new chemical entities.

Basic Information

Product Name	(E)-4-Chloroazobenzene
CAS No.	6141-95-3
Molecular Formula	C12H9ClN2
Molecular Weight	216.67 g/mol
Synonyms	4-Chloroazobenzene; p-Chloroazobenzene; 1-Chloro-4-(phenyldiazenyl)benzene; Azobenzene, 4-chloro-; (E)-1-Chloro-4-(phenyldiazenyl)benzene; 4-Chlorodiphenyldiazene; NSC 403119
EINECS	228-147-8

Quality Control

Our (E)-4-Chloroazobenzene is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your research and production 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 heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	90 - 94 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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