申请人:Hoffmann-La Roche Inc.
公开号:US20130102778A1
公开(公告)日:2013-04-25
The present invention relates to a process for the preparation of a compound of formula (I)
wherein R
1
and R
2
are as defined herein, which is useful as an intermediate in the preparation of active pharmaceutical compounds.
本发明涉及一种制备式(I)化合物的方法,其中R1和R2如本文所定义,该方法在制备活性药物化合物中作为中间体是有用的。