Processes for the Preparation of Rotigotine and Intermediates Thereof
申请人:Apotex Inc.
公开号:US20170305877A1
公开(公告)日:2017-10-26
The present invention provides processes for the preparation of a compound of Formula 2 or a salt thereof, wherein R
1
is selected from the group consisting of H, C
1
-C
3
alkyl, and C(0)R
3
; R
3
is selected from the group consisting of C
1
-C
6
alkyl, C
6
-C
10
aryl and C
7
-C
20
arylalkyl; the carbon atom marked with “*” is racemic, enantiomerically enriched in the (R)-configuration, or enantiomerically enriched in the (S)-configuration. Also provided are intermediate compounds of the processes.
The present invention provides processes for the preparation of a compound of Formula 2 or a salt thereof, wherein R
1
is selected from the group consisting of H, C
1
-C
3
alkyl, and C(0)R
3
; R
3
is selected from the group consisting of C
1
-C
6
alkyl, C
6
-C
10
aryl and C
7
-C
20
arylalkyl; the carbon atom marked with “*” is racemic, enantiomerically enriched in the (R)-configuration, or enantiomerically enriched in the (S)-configuration. Also provided are intermediate compounds of the processes.
US9145353B2
申请人:——
公开号:US9145353B2
公开(公告)日:2015-09-29
[EN] PROCESSES FOR THE PREPARATION OF ROTIGOTINE AND INTERMEDIATES THEREOF<br/>[FR] PROCÉDÉS DE PRÉPARATION DE ROTIGOTINE ET SES INTERMÉDIAIRES
申请人:APOTEX INC
公开号:WO2016044918A1
公开(公告)日:2016-03-31
The present invention provides processes for the preparation of a compound of Formula 2 or a salt thereof, wherein R1 is selected from the group consisting of H, C1-C3 alkyl, and C(0)R3; R3 is selected from the group consisting of C1-C6 alkyl, C6-C10aryl and C7-C20 arylalkyl; the carbon atom marked with "*" is racemic, enantiomerically enriched in the (R)-configuration, or enantiomerically enriched in the (S)-configuration. Also provided are intermediate compounds of the processes.