An improved process for preparing carbamic ester derivatives of the general formula (1)
by reaction with carbon monoxide and water in the presence of a palladium catalyst is provided.
The invention relates to compounds of formula (I) wherein R
1
, R
2
, X
1
, X
2
, Y, R
a
, R
b
, Q have the meanings given in claim
1
. The compounds are useful e.g. in the treatment of autoimmune disorders, such as multiple sclerosis and also in the treatment of cancer disorders.
[EN] DIHYDROOROTATE DEHYDROGENASE INHIBITORS<br/>[FR] INHIBITEURS DE LA DIHYDROOROTATE DÉSHYDROGÉNASE
申请人:MERCK SERONO SA
公开号:WO2010115736A2
公开(公告)日:2010-10-14
The invention relates to compounds of formula (I) wherein R1, R2, X1, X2, Y, Ra, Rb, Q have the meanings given in claim 1. The compounds are useful e.g. in the treatment of autoimmune disorders, such as multiple sclerosis and also in the treatment of cancer disorders.