申请人:VERNALIS OXFORD LTD
公开号:WO2004050638A1
公开(公告)日:2004-06-17
Compounds of formula (I) have antibacterial activity; wherein Q represents a radical of formula -N(OH)CH(=O) or formula -C(=O)NH(OH); Y represents -C(=O)-, -C(=S)-, -S(=O)-, or -SO2-; R1 represents hydrogen, Cl-C6 alkyl or Cl-C6 alkyl substituted by one or more halogen atoms, or, except when Q is a radical of formula -N(OH)CH(=O), a hydroxy, Cl-C6 alkoxy, C1-C6 alkenyloxy, halogen, amino, Cl-C6 alkylamino, or di-( Cl-C6 alkyl)amino group; R2 represents a substituted or unsubstituted Cl-C6 alkyl, Cl-C3 alkyl-O-C1-C3 alkyl, C1-C3 alkyl-S-Cl-C3 alkyl, cycloalkyl(Cl-C3 alkyl)-, aryl(C1-C3 alkyl)-, heterocyclyl(Cl-C3 alkyl)-, or R1R2N-C1-C3 alkyl group wherein R1 represents hydrogen or C1-C3 alkyl and R2 represents Cl-C3 alkyl, or R1R2N- represents a cyclic amino group; R3 and R4 taken together with the nitrogen atoms to which they are respectively attached form a saturated heterocyclic ring of from 4 to 7 ring atoms, which may be fused to a second carbocyclic or heterocyclic ring, either of which rings may optionally be substituted; and A represents a primary, secondary or tertiary amino group or a group -R5, -OR5, wherein R5 is a substituted or unsubstituted C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, cycloalkyl, aryl, heterocyclyl, Cl-C3 alkyl-O-C1-C3 alkyl, Cl-C3 alkyl-S-Cl-C3 alkyl, cycloalkyl(Cl-C3 alkyl)-, heterocyclic(Cl-C3 alkyl, aryl(Cl-C3 alkyl)-or R1R2N-C1-C3 alkyl group wherein R1 represents hydrogen or Cl-C3 alkyl and R2 represents Cl-C3 alkyl, or R1R2N- represents a cyclic amino group.
式(I)的化合物具有抗菌活性;其中Q代表式-N(OH)CH(=O)的基团或式-C(=O)NH(OH)的基团;Y代表-C(=O)-、-C(=S)-、-S(=O)-或-SO2-;R1代表氢、Cl-C6烷基或一个或多个卤素原子取代的Cl-C6烷基,或者除非Q是式-N(OH)CH(=O)的基团,否则为羟基、Cl-C6烷氧基、C1-C6烯氧基、卤素、氨基、Cl-C6烷基氨基或双-(Cl-C6烷基)氨基;R2代表取代或未取代的Cl-C6烷基、Cl-C3烷基-O-C1-C3烷基、C1-C3烷基-S-Cl-C3烷基、环烷基(Cl-C3烷基)-、芳基(C1-C3烷基)-、杂环烷基(Cl-C3烷基)-,或R1R2N-C1-C3烷基基团,其中R1代表氢或C1-C3烷基,R2代表Cl-C3烷基,或R1R2N-代表一个环状氨基基团;R3和R4与它们分别连接的氮原子一起形成由4至7个环原子组成的饱和杂环环,可以与第二个碳环或杂环环融合,其中任一环均可选择性地被取代;A代表主要的、次要的或三级胺基团或一个基团-R5、-OR5,其中R5是取代或未取代的C1-C6烷基、C2-C6烯基、C2-C6炔基、环烷基、芳基、杂环烷基、Cl-C3烷基-O-C1-C3烷基、Cl-C3烷基-S-Cl-C3烷基、环烷基(Cl-C3烷基)-、杂环烷基(Cl-C3烷基)、芳基(Cl-C3烷基)-或R1R2N-C1-C3烷基基团,其中R1代表氢或Cl-C3烷基,R2代表Cl-C3烷基,或R1R2N-代表一个环状氨基基团。