11630

2,2′-Azobis(2-methylpropionitrile)

purum, ≥98.0% (GC)

• Synonym(s): α,α′-Azoisobutyronitrile, AIBN, Azobisisobutyronitrile, Free radical initiator
• Linear Formula: (CH₃)₂C(CN)N=NC(CH₃)₂CN
• CAS Number: 78-67-1
• Molecular Weight: 164.21
• Beilstein: 1708400
• EC Number: 201-132-3
• MDL number: MFCD00013808
• UNSPSC Code: 12162002
• PubChem Substance ID: 329749518
• NACRES: NA.23

Properties

• grade: purum
• Quality Level: 200
• Assay: ≥98.0% (GC)
• form: solid
• impurities: ≤2% water
• ign. residue: ≤0.1%
• mp: 102-104 °C (dec.) (lit.)
• storage temp.: 2-8°C
• SMILES string: CC(C)(\N=N\C(C)(C)C#N)C#N
• InChI: 1S/C8H12N4/c1-7(2,5-9)11-12-8(3,4)6-10/h1-4H3/b12-11+
• InChI key: OZAIFHULBGXAKX-VAWYXSNFSA-N

Description

General description

Radical initiator

Application

• Polymer Chemistry: Analysis of polymer synthesis using AIBN under various conditions, with emphasis on thermal initiation properties (Suriyanarayanan & Nicholls, 2019).
• Influence of cyclodextrin on the UCST-and LCST-behavior of poly (2-methacrylamido-caprolactam)-co-(N, N-dimethylacrylamide): Explores the role of AIBN in copolymerization processes influencing polymer properties relevant to material science applications (Burkhart & Ritter, 2014).
• Preparation and characterization of polyaniline microcapsule loaded with 2, 2′‐azobis (2‐methylpropionitrile) initiator and its controlled release: Demonstrates innovative applications of AIBN in microencapsulation techniques, targeting enhanced performance in adhesive industries (Zhang et al., 2022).

Storage and Stability

Warning: these products are subject to the Explosives Act and must be transported refrigerated - additional costs for transport will apply.

Other Notes

Sales restrictions may apply

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Danger
• Hazard Statements: H242,H302 + H332,H412
• Precautionary Statements: P210 - P235 - P273 - P304 + P340 + P312 - P370 + P378 - P403
• Hazard Classifications: Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Self-react. C
• Supplementary Hazards: EUH044
• Storage Class Code: 4.1A - Other explosive hazardous materials
• WGK: WGK 2
• Flash Point(F): 122.0 °F
• Flash Point(C): 50 °C
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves