1,2-Diformylhydrazin 1,2-Diformylhydrazine 1,2-Hydrazinedicarboxaldehyde 628-36-4 Bicarbamaldehyde Diformohydrazide Diformylhydrazine Formic acid, hydrazodi- Hydrazine, 1,2-diformyl- N,N'-Diformylhydrazine NSC54729 WLN: VHMMVH s-Diformohydrazide s-Diformylhydrazine