申请人:SANKYO COMPANY LIMITED
公开号:EP0072710A1
公开(公告)日:1983-02-23
Compounds of formula (I):
[wherein:
RI represents a hydrogen atom, an alkyl group, an alkoxy group or various substituted alkyl groups;
R2 represents a group of formula
in which
represents an alicyclic amine group having from 4 to 8 ring atoms, optionally having a single double bond, optionally containing an additional hetero-atom and optionally having an oxo group on the ring;
X represents a hydrogen atom, an alkyl group, an alkoxy group, an alkylthio group, an alkylsulphinyl group, an alkylsulphonyl group, a hydroxy group, a halogen atom or various substituted alkyl groups;
Y represents a hydrogen atom, an alkyl group, an aliphatic acyl group or an acylimidoyl group; and
R3 represents a carboxy group or a protected carboxy group]
and pharmaceutically acceptable salts thereof have valuable antibacterial activity, especially in vivo.
式(I)化合物:
其中
RI 代表氢原子、烷基、烷氧基或各种取代的烷基;
R2 代表式(I)的基团
其中
代表具有 4 至 8 个环原子的脂环胺基团,可选择具有单双键,可选择含有一个额外的杂原子,可选择在环上具有一个氧代基团;
X 代表氢原子、烷基、烷氧基、烷硫基、烷基亚磺酰基、烷基磺酰基、羟基、卤素原子或各种取代的烷基;
Y 代表氢原子、烷基、脂肪族酰基或酰亚胺酰基;以及
R3 代表羧基或受保护的羧基]。
及其药学上可接受的盐类具有重要的抗菌活性,尤其是在体内。