Description

Azobenzene-4-Yl Isocyanate is a versatile aromatic isocyanate derivative, primarily used as a key building block in the synthesis of advanced functional materials. Its value lies in the unique reactivity of the isocyanate group and the photoresponsive properties of the azobenzene moiety, enabling the creation of smart polymers and surface modifiers. This compound is essential for researchers and manufacturers in the fields of advanced polymer chemistry, liquid crystal technology, and photoresponsive material science.

Application

• Photoresponsive Polymer Synthesis: A critical monomer for creating polymers with light-switchable properties, used in optical data storage and smart coatings.
• Liquid Crystal Elastomers (LCEs): Serves as a cross-linking agent or mesogenic unit in LCEs for applications in soft robotics and actuators.
• Surface Functionalization: Used to modify surfaces (e.g., glass, silicon) with photochromic layers for sensor development and lab-on-a-chip devices.
• Advanced Organic Synthesis: An intermediate for synthesizing urea derivatives, carbamates, and other compounds with tailored functionalities for pharmaceutical and agrochemical research.
• Material Science Research: Enables the study of photo-induced isomerization effects on material properties like viscosity, adhesion, and refractive index.

Basic Information

Product Name	Azobenzene-4-Yl Isocyanate
CAS No.	1942-61-6
Molecular Formula	C13H9N3O
Molecular Weight	223.23 g/mol
Synonyms	4-Isocyanatoazobenzene; p-Azophenyl Isocyanate; 4-Phenylazophenyl Isocyanate; 1-Isocyanato-4-(phenyldiazenyl)benzene; Azobenzene-4-isocyanate; (4-Isocyanatophenyl)diazenylbenzene; Azo-Phenyl-NCO
EINECS	217-751-5

Quality Control

Our Azobenzene-4-Yl Isocyanate is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets the high standards required for research and specialty chemical synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its moisture-sensitive (hygroscopic) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation by atmospheric moisture.

Specification

Item	Specification
Appearance	Orange to red crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details

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