[EN] PROCESS FOR IMPROVED OXYCODONE SYNTHESIS<br/>[FR] PROCÉDÉ POUR UNE MEILLEURE SYNTHÈSE DE L'OXYCODONE
申请人:RHODES TECHNOLOGIES
公开号:WO2015107471A1
公开(公告)日:2015-07-23
Processes for preparing oxycodone are provided. Said processes encompass a step which is a hydrogenation of an 14-hydroxycodeinone salt in the presence of trifluoroacetic acid and/or a glycol.
The present invention is directed to a process for using n-butanol to prepare an oxycodone base compositions having reduced levels of impurities such as 14-hydroxycodeinone and DHDHC.
Oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone
申请人:Chapman Robert
公开号:US20070117831A1
公开(公告)日:2007-05-24
In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
Processes for preparing oxycodone are provided. Said processes encompass a step which is a hydrogenation of an 14-hydroxycodeinone salt in the presence of trifluoroacetic acid and/or a glycol.