[EN] PROCESS FOR THE PREPARATION OF (R)-2-PHENYL PROPIONIC ACID DERIVATIVES<br/>[FR] PROCÉDÉ DE PRÉPARATION DE DÉRIVÉS DE L'ACIDE (R)-2-PHÉNYLPROPIONIQUE
申请人:HOFFMANN LA ROCHE
公开号:WO2011018445A3
公开(公告)日:2011-06-23
PROCESS FOR THE PREPARATION OF (R)-2-PHENYL PROPIONIC ACID DERIVATIVES
申请人:Bachmann Stephan
公开号:US20110040091A1
公开(公告)日:2011-02-17
The present invention relates to a process for the preparation of (R)-2-phenyl propionic acid derivatives of the formula
wherein R
1
is C
1-6
-alkyl and R
2
is hydrogen or halogen, or of a salt thereof.