Description

Azobenzene is a fundamental organic compound and a classic example of an aromatic azo compound, widely recognized for its photochromic properties. Its ability to undergo reversible trans-cis isomerization upon exposure to light makes it a critical component in advanced material science and photonic research. This versatile chemical is essential for manufacturers and R&D laboratories in the polymer, dye, and electronics industries seeking to develop light-responsive systems and functional materials.

Application

• As a photo-switching moiety in the synthesis of molecular switches, motors, and smart polymers.
• Key intermediate in the production of azo dyes and pigments for textiles, inks, and plastics.
• Utilized in liquid crystal displays (LCDs) and other photonic devices as a dopant to modulate optical properties.
• Fundamental research chemical in academic and industrial laboratories studying photochemistry and supramolecular chemistry.
• Potential use in data storage systems leveraging its light-induced conformational changes.
• As a chemical probe in biological studies to control protein function with light (optopharmacology).

Basic Information

Product Name	Azobenzene
CAS No.	103-33-3
Molecular Formula	C12H10N2
Molecular Weight	182.22 g/mol
Synonyms	Diphenyldiazene; Azobenzol; Azofume; Benzeneazobenzene; Diazobenzene; Diphenyl diimide; (E)-Azobenzene; trans-Azobenzene; 1,2-Diphenyldiazene
EINECS	203-102-5

Quality Control

Our Azobenzene is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, melting point, and impurity profile. Our quality commitment aligns with ISO standards, and we support customer audits and specific regulatory documentation requests.

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). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be amber-colored or stored in dark conditions.

Specification

Item	Specification
Appearance	Orange to orange-red crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	66 - 69 °C
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.