A route for preparing a compound of formula (I)
where X, R
1
, R
2
, R
7
, R
8
and R
9
are as defined in the specification, is described. Process steps used in the route and novel intermediates prepared during the route are also described and claimed. Compounds of formula (I) are used in the preparation of pharmaceutical compounds, in particular inhibitors of MEK, useful in the treatment of hyperproliferative disease such as cancer and inflammatory conditions.
[EN] PROCESS FOR PREPARING PYRIDONE DERIVATIVES 226<br/>[FR] PROCÉDÉ DE PRÉPARATION DE DÉRIVÉS DE PYRIDONE 226
申请人:ASTRAZENECA AB
公开号:WO2009101432A2
公开(公告)日:2009-08-20
A route for preparing a compound of formula (I), where X, R1,R2, R7, R8 and R9 are as defined in the specification, is described. Process steps used in the route and novel intermediates prepared during the route are also described and claimed. Compounds of formula (I) are used in the preparation of pharmaceutical compounds, in particular inhibitors of MEK, useful in the treatment of hyperproliferative disease such as cancer and inflammatory conditions.
[EN] PROCESS FOR PREPARING PYRIDONE DERIVATIVES<br/>[FR] PROCÉDÉ DE PRÉPARATION DE DÉRIVÉS DE PYRIDONE 226