摘要 |
<p>A compound represented by the general formula (I): <CHEM> wherein R<1> is a hydrogen atom or a methyl group; R<2> and R<3>, which may be the same or different, each represents a hydrogen atom or a lower alkyl group, or taken together with the adjacent nitrogen atom, jointly represent a heterocyclic group selected from the group consisting of an aziridinyl group, an azetidinyl group, a pyrrolidinyl group, a piperidino group, a piperazinyl group, a 4-lower alkylpiperazinyl group, a morpholino group and a thiomorpholino group; and A is a single bond, a lower alkylene group, a lower alkenylene group or a lower alkynylene group; or a pharmaceutically acceptable salt or ester thereof. The compound of the general formula (I) and their salts or esters exhibit excellent antibacterial activity.</p> |
申请人 |
BANYU PHARMACEUTICAL CO., LTD., TOKIO/TOKYO, JP |
发明人 |
NAKAGAWA, SUSUMU, C/O BANYU PHARMACEUTICAL CO.,LTD, 3-CHOME, OKAZAKI-SHI, AICHI, JP;KATO, SHINJI, C/O BANYU PHARMACEUTICAL CO.,LTD, 3-CHOME, OKAZAKI-SHI, AICHI, JP;FUKATSU, HIROSHI, C/O BANYU PHARMACEUTICAL CO.,LTD, 3-CHOME, OKAZAKI-SHI, AICHI, JP |