[EN] METHODS OF PREPARING DIDESMETHYLSIBUTRAMINE AND OTHER SIBUTRAMINE DERIVATIVES<br/>[FR] PROCEDES PERMETTANT LA PREPARATION DE DIDESMETHYLSIBUTRAMINE ET D'AUTRES DERIVES DE SIBUTRAMINE
申请人:SEPRACOR INC
公开号:WO2002083631A1
公开(公告)日:2002-10-24
This invention encompasses novel methods of preparing sibutramine and sibutramine derivatives, and stereomerically pure sibutramine derivatives in particular. Examples of sibutramine derivatives include, but are not limited to, sibutramine metabolites such as desmethylsibutramine and didesmethylsibutramine. The invention further encompasses novel compounds useful in the synthesis of sibutramine derivatives.