Azobisisobutyronitrile (AIBN)

[78-67-1] C8H12N4 (MW 164.21) InChI = 1S/C8H12N4/c1-7(2,5-9)11-12-8(3,4)6-10/h1-4H3 InChIKey = OZAIFHULBGXAKX-UHFFFAOYSA-N (reagent for initiation of radical reactions) Alternate Name: AIBN. Physical Data: mp 103–104 °C. Solubility: sol benzene, toluene. Form Supplied in: commercially available as a white powder. Preparative Method: prepared from the corresponding hydrazine by oxidation with nitrous acid.1 Purification: recrystallized from ether. Handling, Storage, and Precautions: avoid exposure of the reagent to light and heat; store protected from light in a refrigerator or freezer. AIBN is harmful; old or incorrectly stored samples may also present an explosion risk.