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441090 Sigma-Aldrich

2,2′-Azobis(2-methylpropionitrile)

98%

Synonym: α,α′-Azoisobutyronitrile, AIBN, Azobisisobutyronitrile, Free radical initiator

  • CAS Number 78-67-1

  • Linear Formula (CH3)2C(CN)N=NC(CH3)2CN

  • Molecular Weight 164.21

  •  Beilstein/REAXYS Number 1708400

  •  EC Number 201-132-3

  •  MDL number MFCD00013808

  •  PubChem Substance ID 24867330

Purchase

Description

Packaging

25, 100 g in poly bottle

Application

Free radical initiator

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
Supplemental Hazard Statements 
Risk of explosion if heated under confinement.
RIDADR 
UN3234 - UN3224 DOT class 4.1 (2,2'-Azobis(2-methylpropionitrile)) Self-reactive solid type C, temperature controlled)
WGK Germany 
2
RTECS 
UG0800000

Documents

Certificate of Analysis

Please Enter a Lot Number

Certificate of Origin

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Frequently Asked Questions

Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.
How do I get lot-specific information or a Certificate of Analysis?
The lot specific COA document can be found by entering the lot number above under the "Documents" section.
At what temperature does Product 441090, 2,2´-Azobis(2-methylpropionitrile)98% AIBN, give off free radicals?
Free radicals will given off at temperatures above 40oC. Thermal decomposition of the product gives off free radicals which makes this an efficient polymerization initiator.
What is Product 441090, 2,2´-Azobis(2-methylpropionitrile) 98% AIBN soluble in?
Per the Merck Index, 13th Edition, it is soluble in methanol 1.8g / 100mlat 0oC, 4.96g / 100ml at 20oC, and 16.06g / 100mlat 40oC. It is also soluble inethanol 0.5g / 100mlat 0oC, 2.04g / 100mlat 20oC, and 7.15g / 100mlat 40oC.Please Note: Dissolving this product inacetone results in a violent reaction and may cause an explosion.
Does Product 441090, 2,2´-Azobis(2-methylpropionitrile) 98% AIBN, contain an inhibitor?
No, there is no inhibitor added to this product.
How do I find price and availability?
There are several ways to find pricing and availability for our products.Once you log onto our website, you will find the price and availability displayed on the product detail page.You can contact any of our Customer Sales and Service offices to receive a quote. USA customers: 1-800-325-3010 orview local office numbers.
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
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Peer-Reviewed Papers
15

References

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