Novel N-(4-piperidinyl)-N-phenylamides and -carbamates having very potent analgesic activity, methods of preparing same and useful intermediates therefor.
The present invention relates to new substituted 4-amino-piperidine opioid receptor modulators, pharmaceutical compositions thereof, and methods of use thereof.
Novel N-(4-piperidinyl)-N-phenylamides and -carbamates having very potent analgesic activity, methods of preparing same and useful intermediates therefor.
[EN] IMPROVED METHOD OF MAKING PIPERIDINE DERIVATIVES<br/>[FR] PROCÉDÉ AMÉLIORÉ DE FABRICATION DE DÉRIVÉS DE LA PIPÉRIDINE
申请人:CAMBREX CHARLES CITY INC
公开号:WO2010053944A1
公开(公告)日:2010-05-14
The present invention relates to a process for the preparation of piperidine derivatives including sufentanil, and their pharmaceutically acceptable salts, such as the citrate salt.
The present invention relates to a process for the preparation of piperidine derivatives including sufentanil, and their pharmaceutically acceptable salts, such as the citrate salt