The asymmetric-transfer hydrogenation of 2-tosyloxy-1-(2-thiophenyl)ethanone and further elaboration of the cyclic carbamate derived from γ-aminoalcohol to provide a facilesynthesis of (S)-duloxetine, a potent dual inhibitor of serotonin and norepinephrine reuptake, is described.
[EN] PROCESS FOR THE PREPARATION OF 3-HYDROXY-(2-THIENYL)PROPANAMINES<br/>[FR] PROCEDE DE PREPARATION DE 3-HYDROXY-(2-THIENYL)PROPANAMINES
申请人:DEGUSSA
公开号:WO2004011452A1
公开(公告)日:2004-02-05
The present invention relates to a process for the preparation of compounds of the general formula (I) by catalytic enantioselective hydrogenation of the corresponding ketones. There are used inter alia ruthenium catalysts with chiral diamines and chiral biphosphines as ligands.