Methyl carbazate → N-(methoxycarbonyl)-N'-[2-(p-chlorophenylmethylene)-cyclohexylidene]-hydrazine

Participants

Reaction Steps

33.32 g (0.151 moles) of 2-(p-chlorophenylmethylene)-cyclohexan-1-one and 13.5 g (0.151 moles) of N-methoxycarbonyl hydrazine are dissolved in 230 ml of isopropanol. The reaction mixture is boiled for a few hours, then cooled, clarified with activated carbon, filtered, the filtrate is cooled and the separated crystals are filtered off. 41.2 g of the named compound are obtained. Yield: 93.2%. M.p.: 160.5°-162° C.

Provenance & Evidence