Patent ID: 7592485

Claim:
A process for producing (Z)-1-phenyl-1-diethylaminocarbonyl-2-aminomethylcyclopropane hydrochloride which comprises a step of reacting (Z)-1-phenyl-1-diethylaminocarbonyl-2-phthalimidomethylcyclopropane in the presence of an organic solvent comprising toluene by contacting said compound with an aqueous methylamine solution having a concentration of from 1 to 25% by weight to obtain (Z)-1-phenyl-1-diethylaminocarbonyl-2-aminomethylcyclopropane and a step of contacting (Z)-1-phenyl-1-diethylaminocarbonyl-2-aminomethylcyclopropane with hydrogen chloride in an organic solvent comprising ethyl acetate and isopropyl alcohol.