Method for isolating and purifying...

Details Method for isolating and purifying... Method for isolating and purifying...

C - Chemistry, Metallurgy

07

C

C07C 213/10 (2006.01) C07C 217/74 (2006.01)

Patent

CA 2437117

The invention relates to a method for isolating and purifying (1RS,2RS)-2- [(dimethylamino)methyl]-1-(3-methoxyphenyl)-cyclohexanol as a saccharinate from a mixture of the diastereomers (1SR,2RS)-2-[(dimethylamino)methyl]-1-(3- methoxyphenyl)-cyclohexanol and (1SR-2RS)-2-[(dimethylamino)methyl]-1-(3- methoxyphenyl)-cyclohexanol and optionally impurities.

L'invention concerne un procédé pour l'isolation et la purification de (1RS,2RS)-2-[(diméthylamino)méthyl]-1-(3-méthoxyphényl)-cyclohexanol en tant que saccharinate, à partir d'un mélange constitué des diastéréo-isomères (1RS,2RS)-2-[(diméthylamino)méthyl]-1-(3-méthoxyphényl)-cyclohexanol et (1SR-2RS)-2-[(diméthylamino)méthyl]-1-(3-méthoxyphényl)-cyclohexanol ainsi qu'éventuellement d'impuretés.

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