[EN] SULFONAMIDE DERIVATIVES AS NAV1.7 INHIBITORS FOR THE TREATMENT OF PAIN<br/>[FR] COMPOSÉS CHIMIQUES
                        
                            
                                申请人:PFIZER LTD
                            
                            
                                公开号:WO2012007883A1
                            
                            
                                公开(公告)日:2012-01-19
                            
                            The invention relates to sulfonamide derivatives, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to a new sulfonamide Nav1.7 inhibitors of formula (I):or a pharmaceutically acceptable salt thereof, wherein Ar1, X, R1, R2, R3, R4 and R5 are as defined in the description. Nav 1.7 inhibitors are potentially useful in the treatment of a wide range of disorders, particularly pain.