Production of certain imidazopyridinyl-methyl-benzene sulfonamides
申请人:British Bio-Technology Limited
公开号:US05276153A1
公开(公告)日:1994-01-04
Compounds of general formula I; ##STR1## wherein: A.sup.1 is .dbd.N--, .dbd.CH-- or .dbd.CR.sup.1 --; A.sup.2 is .dbd.N--, .dbd.CH-- or .dbd.CR.sup.2 --; provided that, when one of A.sup.1 and A.sup.2 is a nitrogen atom, the other of A.sup.1 and A.sup.2 is other than a nitrogen atom; wherein the rest of the variables are defined in the specification; and their pharmaceutically and veterinarily acceptable acid addition salts and hydrates are antagonists of platelet activating factor (PAF) and as such are useful in the treatment or amelioration of various diseases or disorders mediated by PAF.