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[Molecular formula]C2H4N4[Relative molecular weight or atomic weight]84.04[Density]1.404; 1.400(25οC)[Melting point (οC)]211~212[Toxicity LD50 (mg/kg)]Mouse oral 12000.[Properties]White crystal.[Preparation or source]Made by the adduct of two cyanamides.[Others]Stable when dry.
Used as fertilizer, nitrocellulose stabilizer, rubber vulcanization accelerator. Also used in the manufacture of guanidinium, melamine, barbituric acid, etc.