Separation process (rr, ss) -2- (dimethylamino) methyl-1- (3-metoxifennil) -cyclohexanol of isomer (SR) by selective preecipitacion.

摘要

The invention relates to a process for the purification of (RR, SS) - 2 - (Dimethylamino) methyl - 1 - (3 methoxyphenyl) cyclohexanol, consisting of PRECIPITATION SELECTIVE (RR, SS) - 2 - (Dimethylamino) METHYL - 1 - (3 methoxyphenyl) cyclohexanol, in the presence of (RS, SR) - 2- (dimethylamino) methyl - 1 - (3 - methoxyphenyl) cyclohexanol, FROM A solvent of water and a solvent water-miscible organic .