Tags: Chemical Compound, Chemical Substance.
Unsymmetrical dimethylhydrazine (UDMH) (11-dimethylhydrazine) is a chemical compound with the formula H2NN(CH3)2. It is a colourless liquid with a sharp fishy ammoniacal smell typical for organic amines. Samples turn yellowish on exposure to air and absorb oxygen and carbon dioxide. It mixes completely with water ethanol and kerosene. In concentration between 2.5% and 95% in air its vapors are flammable. It is not sensitive to shock.
