Description

2,2'-Azobisisobutyric Acid is a versatile azo compound widely used as a free radical initiator in polymerization reactions. Its significance lies in its ability to decompose at moderate temperatures to generate carbon-centered radicals, making it a crucial component for synthesizing polymers with controlled molecular weights and architectures. This product is essential for R&D chemists and process engineers in the polymer, specialty chemical, and advanced materials industries.

Application

• Polymer Synthesis: As a free radical initiator for the polymerization of vinyl monomers like styrene, acrylates, and methacrylates.
• Material Science Research: For developing novel polymers, block copolymers, and functional materials with specific thermal or mechanical properties.
• Surface Modification: Initiating graft polymerization on various substrates to alter surface characteristics such as wettability, adhesion, or biocompatibility.
• Cross-linking Agent: Used in formulations to create cross-linked polymer networks for coatings, adhesives, or elastomers.
• Organic Synthesis: Serving as a radical source in organic reactions to form carbon-carbon bonds under mild conditions.
• Production of Functional Initiators: Acts as a precursor for synthesizing other azo initiators with tailored solubility or decomposition profiles.

Basic Information

Product Name	2,2'-Azobisisobutyric Acid
CAS No.	27189-40-8
Molecular Formula	C8H14N4O4
Molecular Weight	230.22 g/mol
Synonyms	AIBA; 2,2'-Azobis(2-methylpropionic acid); 2,2'-Azodiisobutyric Acid; 2,2'-(Diazene-1,2-diyl)bis(2-methylpropanoic acid); Azobisisobutyric Acid; 2,2'-Azobis(isobutyric acid); 4,4'-Azobis(4-cyanovaleric acid) isomer; VA-501 (trade name)
EINECS	Contact for details

Quality Control

Our 2,2'-Azobisisobutyric Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) detailing assay, purity, and impurity profiles. Our quality commitment ensures the material meets the stringent requirements for research and industrial-scale polymerization processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, minimize exposure to direct light during handling and storage.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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