Process for the Preparation of 1-Aminopiperidine Derivatives
申请人:Most Dieter
公开号:US20080306273A1
公开(公告)日:2008-12-11
The present invention relates to a process for the preparation of compounds of the general formula (I).
These are used as important intermediates in the preparation of bioactive substances. Preparation is carried out starting from dicarbonyl compounds of the general formula (II),
which are reacted with appropriate hydrazine derivatives of the general formula (III)
and subsequently hydrogenated. The present invention also relates to advantageous intermediate compounds.