申请人:Sankyo Company, Limited
公开号:US04771046A1
公开(公告)日:1988-09-13
Carbapenem derivatives useful as antibacterial agents have the formula ##STR1## wherein: X represents a hydrogen atom or a methyl group; and Y represents a group of the formula: ##STR2## in which: Z represents an oxygen atom or two hydrogen atoms; R.sup.1 represents a hydrogen atom, a C.sub.1-4 alkyl group, a C.sub.1-4 alkanoyl group, or a C.sub.1-4 alkanesulfonyl group; R.sup.2 represents a hydrogen atom or a hydroxy group, and R.sup.3 represents a carbamoyl group; or R.sup.2 represents a carbamoyloxy group, and R.sup.3 represents a hydrogen atom or a carbamoyl group; R.sup.4 represents a hydrogen atom or a C.sub.1-4 alkyl group; and ##STR3## represents a 4-6 membered saturated heterocyclic group in which the indicated nitrogen atom is the only hetero-atom; or a pharmaceutically acceptable salt or ester thereof.
具有抗菌作用的碳青霉烷衍生物的化学式为##STR1##其中:X代表氢原子或甲基基团;Y代表公式的基团:##STR2##其中:Z代表氧原子或两个氢原子;R.sup.1代表氢原子,C.sub.1-4烷基,C.sub.1-4酰基或C.sub.1-4烷基磺酰基;R.sup.2代表氢原子或羟基,R.sup.3代表氨基甲酰基;或R.sup.2代表氨基甲酰氧基,R.sup.3代表氢原子或氨基甲酰基;R.sup.4代表氢原子或C.sub.1-4烷基;以及##STR3##代表4-6个成员的饱和杂环基团,其中指示的氮原子是唯一的杂原子;或其药学上可接受的盐或酯。