公开(公告)号：US06251891B1

公开(公告)日：2001-06-26

申请号：US09294091

申请日：1999-04-19

申请人： Susumu Nakagawa ,  Norikazu Otake ,  Hideo Kiyonaga ,  Koji Yamada ,  Hideki Jona ,  Shigemitsu Okada ,  Masayuki Ogawa ,  Hideaki Imamura ,  Ryosuke Ushijima

发明人： Susumu Nakagawa ,  Norikazu Otake ,  Hideo Kiyonaga ,  Koji Yamada ,  Hideki Jona ,  Shigemitsu Okada ,  Masayuki Ogawa ,  Hideaki Imamura ,  Ryosuke Ushijima

IPC分类号： C07D47720

CPC分类号： C07D477/20

摘要： A compound represented by the general formula wherein R1 either represents a hydrogen atom or a lower alkyl group, R2 represents a hydrogen atom, an ester residue, an alkali metal or negative charge, and R3 and R4 are the same or different, and each represent a hydrogen atom or a hydrocarbonic group optionally containing hetero atom(s) selected from the group consisting of oxygen atom(s), sulfur atom(s) and nitrogen atom(s), or they are combined together with the nitrogen atom to which they bound to form a heterocyclic group, and the use thereof as an antibacterial agent.

摘要翻译： 由通式化合物R1表示的化合物表示氢原子或低级烷基，R2表示氢原子，酯残基，碱金属或负电荷，R3和R4相同或不同，分别表示 氢原子或任选含有选自氧原子，硫原子和氮原子的杂原子的烃基，或它们与它们所结合的氮原子结合在一起 形成杂环基，其用作抗菌剂。