What is "dimethylhydrazine"

n. (context organic compound English) Either of two isomeric dimethyl derivatives of hydrazine, but especially ''1,2-dimethylhydrazine'' which is used in medical research.

Dimethylhydrazine is the name of two compounds with the molecular formula CHN. These are:

• unsymmetrical dimethylhydrazine (1,1-dimethylhydrazine), with both methyl groups bonded to the same nitrogen atom
• symmetrical dimethylhydrazine (1,2-dimethylhydrazine), with one methyl group bonded to each of the two nitrogen atoms