Oxalyl dicyanide is a chemical compound with the formula C4N2O2.

Formation

Oxalyl dicyanide can be formed by the hydrolysis of diiminosuccinonitrile.

Reactions

Oxalyl dicyanide can condense with diaminomaleonitrile to make pyrazinetetracarbonitrile and also 5,6-dihydroxypyrazine-2,3-dicarbonitrile, both derivatives of pyrazine.

See also