Description

3,3'-Azodibenzoic Acid is a high-purity organic compound featuring an azo (-N=N-) bridge connecting two benzoic acid groups. This unique structure makes it a valuable intermediate and functional component in advanced chemical synthesis and materials science. It is primarily sought after by research institutions and industrial manufacturers for its role in polymer chemistry, dye synthesis, and as a potential precursor for photoactive materials. Our supply of 3,3'-Azodibenzoic Acid CAS NO 621-18-1 is backed by stringent quality control to ensure consistency for your critical applications.

Application

• Polymer Chemistry: Serves as a monomer or cross-linking agent for synthesizing specialty polyamides, polyesters, and azo-containing polymers.
• Dye & Pigment Intermediate: A key precursor in the production of high-performance azo dyes and pigments for textiles, inks, and coatings.
• Pharmaceutical Research: Used as a building block in the synthesis of novel drug candidates and bioactive molecules.
• Material Science: Investigated for use in the development of photo-responsive materials, liquid crystals, and organic semiconductors.
• Analytical Chemistry: Can be employed as a standard or reagent in analytical methods and calibration.
• Cross-linking Agent: Utilized to modify and cross-link polymers to enhance thermal stability and mechanical properties.

Basic Information

Product Name	3,3'-Azodibenzoic Acid
CAS No.	621-18-1
Molecular Formula	C14H10N2O4
Molecular Weight	270.24 g/mol
Synonyms	3,3'-Diazenediyldibenzoic Acid; Azodicarboxylic Acid, Diphenyl-; Bis(3-carboxyphenyl)diazene; 3,3'-Azobis(benzoic acid); 3-Carboxyazobenzene; Diazenedicarboxylic Acid, Diphenyl-; (E)-3,3'-(Diazene-1,2-diyl)dibenzoic Acid; Azobenzene-3,3'-dicarboxylic Acid
EINECS	210-679-2

Quality Control

Our 3,3'-Azodibenzoic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy. We provide a detailed Certificate of Analysis (COA) with each shipment, ensuring traceability and compliance with your specifications. Our quality commitment supports applications in research and development where material consistency is paramount.

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 incompatible materials such as strong oxidizing agents and strong bases. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.