|Appearance White solid|
1,2-Diformylhydrazine is the chemical compound with the formula N2H2(CHO)2. It is a white, water-soluble solid. A related species is the monoformyl analog, called formic hydrazide (HCON2H3, 624-84-0 ).
As verified by X-ray crystallography, it is a planar molecule with N-N, N-C, and C=O distances of 1.38, 1.33 and 1.24 Å, respectively.