公开(公告)号：EP0781773A4

公开(公告)日：1997-12-29

申请号：EP95931419

申请日：1995-09-14

申请人： BANYU PHARMA CO LTD

发明人： NAKAGAWA SUSUMU ,  OTAKE NORIKAZU ,  KIYONAGA HIDEO ,  YAMADA KOJI ,  JONA HIDEKI ,  OKADA SHIGEMITSU ,  OGAWA MASAYUKI ,  IMAMURA HIDEAKI ,  USHIJIMA TARO ,  NAKANO MASATO

IPC分类号： C07D477/20 ,  A61K31/40 ,  A61K31/44 ,  A61K31/495 ,  A61K31/55

CPC分类号： C07D477/20

摘要： A compound represented by general formula (I), a process for producing the same, and the use thereof as an antibacterial wherein R1 either represents hydrogen or lower alkyl, or forms a heterocyclic ring together with R3; R2 represents hydrogen, ester residue, alkali metal or anionic charge; and R?3 and R4¿ represent each independently hydrogen or a hydrocarbon group which may bear a heteroatom selected from among oxygen, sulfur and nitrogen, or R?3 and R4¿ are combined together with the nitrogen atom to which they are bonded to form a heterocyclic group.

摘要翻译： 通式（I）表示的化合物，其制备方法及其作为抗菌剂的用途，其中R1或者表示氢或者低级烷基，或者与R3一起形成杂环; R2代表氢，酯残基，碱金属或阴离子电荷; R 3和R 4'各自独立地代表氢或可带有选自氧，硫和氮的杂原子的烃基，或者R 3和R 4'与它们所键合的氮原子一起形成 杂环基团。