Description

3,3'-Azobisphenol CAS NO 2050-15-9 is a specialized phenolic compound containing an azo linkage, serving as a versatile intermediate and functional additive in advanced material synthesis. Its unique molecular structure makes it valuable for creating polymers with specific thermal and optical properties. This chemical is primarily sought by manufacturers in the polymer, resin, and specialty chemical industries for applications requiring high-performance intermediates.

Application

• Polymer & Resin Intermediate: Used in the synthesis of high-performance engineering plastics, epoxy resins, and polycarbonates to enhance thermal stability and mechanical strength.
• Photoinitiator & Curing Agent: Acts as a component in photo-curable systems for inks, coatings, and adhesives, facilitating rapid polymerization under UV light.
• Flame Retardant Synergist: Employed as an additive in flame-retardant formulations for plastics and textiles to improve fire resistance.
• Dye & Pigment Intermediate: Serves as a key building block in the production of azo dyes and organic pigments, contributing to color fastness and stability.
• Cross-linking Agent: Utilized in the vulcanization of rubber and cross-linking of elastomers to improve durability and chemical resistance.
• Pharmaceutical Intermediate: Used in the research and development of certain active pharmaceutical ingredients (APIs) and diagnostic agents.

Basic Information

Product Name	3,3'-Azobisphenol
CAS No.	2050-15-9
Molecular Formula	C14H12N2O2
Molecular Weight	240.26 g/mol
Synonyms	3,3'-Dihydroxyazobenzene; Azodianiline; 4,4'-Dihydroxyazobenzene (isomer); Phenol, 3,3'-azobis-; Azobis(3-hydroxyphenyl); Bis(3-hydroxyphenyl)diazene; Azo-bis-phenol; NSC 403697
EINECS	218-122-3

Quality Control

Our 3,3'-Azobisphenol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and melting point determination, to ensure it meets exacting standards. Certificates of Analysis (COA) documenting all test results are provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange 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%

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