1,1-Dimethylhydrazine → HCID 21841973, compound

Participants

Reaction Steps

To a solution of 300 mL of toluene containing 50 g of 2-methoxycarbonylphenyl isocyanate at 0° C. under a nitrogen atmosphere was added dropwise 21.44 mL of 1,1-dimethylhydrazine. The reaction mixture was allowed to warm to room temperature and stirred overnight. The mixture was then cooled to approximately 0° C., filtered, and the solid was rinsed with hexane to give 61.5 g of the title compound of Step A as a white solid.

Provenance & Evidence