Ethyl N-methylacetimidate

Ethyl N-Methylacetimidate. A mixture of 58 g. (1 mole) of acetone and 600 cc. of a benzene solution of hydrazoic add containing 65 g. (1.5 moles) of hydrazoic add is adddi dropwise with stirring to 250 cc. of ethanol previously saturated with hydrogen chloride the temperature is kept below 25° by cooling, if necessary. When no more gas is evolved, the benzene and excess ethanol are evaporated the residue consists of the very hygroscopic imido ester hydrochloride. The free base, liberated by treatment with strong alkali, is dissolved in ether. The ether solution... 

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