A yellow-colored efficient exothermic foaming agent generating mostly nitrogen gas. Azodicarbonamide is well suited for injection molding and sheet or profile extrusion in a wide variety of polymers.

Azodicarbonamide, or azobisformamide, is an organic chemical, 2424, with structural formula H2N-CO-N=N-CO-NH2. It is a yellow to orange red, odorless, crystalline powder. It is known as E number E927.