As a leading manufacturer over 20 years. Our exquisite craftsmanship can meet all your requirements!
You are here: Home » Products » Fine Chemicals » 2,2'-AZOBISISOBUTYRONITRILE

loading

Share to:
facebook sharing button
twitter sharing button
line sharing button
wechat sharing button
linkedin sharing button
pinterest sharing button
sharethis sharing button

2,2'-AZOBISISOBUTYRONITRILE

2,2'-Azobisisobutyronitrile (AIBN) is one of the world's most widely used oil-soluble free radical initiators. Upon heating, AIBN decomposes to generate nitrogen gas and free radicals, initiating polymerization reactions efficiently and consistently.
  • aozun

  • AIBN

  • White crystals or crystalline powder

  • 78-67-1

  • C8H12N4

  • 164

  • 201-132-3

  • insoluble in water

Availability:

Product Description

Key Features

  • High purity with excellent batch consistency

  • Efficient free radical generation

  • Suitable for solution, suspension, and bulk polymerization

  • Low residue after decomposition

  • Stable under recommended storage conditions

  • Compatible with a wide range of vinyl monomers

  • Industrial and laboratory grade available

  • Custom packaging and global export support

Technical Specifications

Item

Specification

Product Name

2,2'-Azobisisobutyronitrile

CAS No.

78-67-1

Molecular Formula

C8H12N4

Molecular Weight

164.21

Appearance

White crystalline powder

Assay

≥98%

Melting Point

Approximately 101–104°C (decomposition)

Solubility

Soluble in organic solvents; slightly soluble in water

Storage

Store in a cool, dry, well-ventilated area away from heat

Applications

Polymerization Initiator

AIBN is extensively used as a thermal initiator for polymerizing:

  • Styrene

  • Acrylates

  • Methacrylates

  • Vinyl acetate

  • Acrylonitrile

  • Other vinyl monomers

It provides reliable initiation and controlled polymer growth.

Synthetic Resin Manufacturing

AIBN is widely employed in producing:

  • Acrylic resins

  • ABS resins

  • Specialty copolymers

  • Engineering plastics

  • Thermoplastic materials

Adhesives and Coatings

Manufacturers utilize AIBN in:

  • Industrial adhesives

  • Protective coatings

  • Resin modification

  • Pressure-sensitive adhesives

  • UV-curable resin formulations

Organic Synthesis

In laboratories and industrial synthesis, AIBN serves as:

  • Radical initiator

  • Radical source

  • Chain transfer reaction initiator

  • Intermediate synthesis promoter

It is frequently selected for free radical organic reactions because of its clean decomposition characteristics.

Chemical Research

Research institutions use AIBN for:

  • Polymer chemistry

  • Material science

  • Organic synthesis

  • Controlled radical reactions

  • Laboratory-scale polymer preparation

Advantages of AIBN

  • Excellent initiation efficiency

  • Consistent decomposition temperature

  • High product purity

  • Easy handling under proper storage conditions

  • Suitable for industrial-scale production

  • Compatible with numerous polymer systems

  • Reliable quality for research and manufacturing

Storage and Handling

To maintain product quality:

  • Store at low temperature in a dry, ventilated environment.

  • Keep away from direct sunlight and heat sources.

  • Avoid contact with reducing agents and strong oxidizers.

  • Keep containers tightly sealed.

  • Handle using appropriate personal protective equipment.

  • Follow applicable chemical safety regulations during transportation and use.

Packaging

Standard packaging options include:

  • 20 kg fiber drum

  • 20 kg carton

  • Customized packaging available upon request

Private labeling and OEM packaging services are also available.

Industries Served

Our AIBN is supplied to customers in:

  • Polymer manufacturing

  • Chemical production

  • Resin manufacturing

  • Adhesives industry

  • Paint and coatings industry

  • Research laboratories

  • Universities

  • Specialty chemical distributors

Why Choose Our AIBN?

  • Stable and reliable product quality

  • Competitive international pricing

  • Strict quality control

  • Export experience to global markets

  • Fast delivery

  • Flexible packaging solutions

  • Responsive technical and commercial support

  • OEM and customized supply available

Frequently Asked Questions (FAQs)

What is AIBN mainly used for?

AIBN is primarily used as a thermal free radical initiator for polymerization reactions in plastics, resins, adhesives, coatings, and organic synthesis.

What does AIBN decompose into?

When heated, AIBN decomposes to generate nitrogen gas and free radicals that initiate polymerization reactions.

Is AIBN soluble in water?

AIBN is only slightly soluble in water but dissolves well in many common organic solvents.

How should AIBN be stored?

It should be stored in a cool, dry, well-ventilated place away from heat, ignition sources, and direct sunlight.

Can AIBN be used in laboratory research?

Yes. AIBN is widely used in research laboratories for free radical chemistry, polymer synthesis, and organic reactions.

Do you provide different purity grades?

Yes. We can supply various purity specifications and customized grades according to customer requirements.

Is customized packaging available?

Yes. Customized packaging, private labeling, and OEM services are available for international customers.

Do you support international shipments?

Yes. We have extensive experience exporting chemical products worldwide and can arrange shipment by sea, air, or courier according to customer requirements.

Contact Us

Looking for a reliable supplier of 2,2'-Azobisisobutyronitrile (AIBN) CAS 78-67-1?

We are committed to providing high-quality chemical products, competitive pricing, professional export services, and prompt technical support.

Email: lisa@aozunchem.com

WeChat / WhatsApp: +86-186 5121 5887

Send us your inquiry today for the latest quotation, technical information, COA, SDS, packaging options, and worldwide shipping solutions.

Previous: 
Next: 
Apply Our Best Quotation
Contact us

Products

Quick Links

Contact Us

Aozun Chemical                   
Your trustworthy chemical brand
Add: 128-1-16 HuaYuan Street, Wujin District, Chang Zhou City, China.
TEL: +86-519-83382137  
TAX: +86-519-86316850
            
© COPYRIGHT 2022 AOZUN COMPOSITE MATERIAL CO., LTD. ALL RIGHTS RESERVED.