申请人:Bristol-Myers Squibb Company
公开号:US05116833A1
公开(公告)日:1992-05-26
A dithioacetal carbapenem of the formula ##STR1## in which R.sup.1 is hydrogen or C.sub.1-6 alkyl; n is 0, 1 or 2; R.sup.3 is hydrogen or C.sub.1-6 alkyl; R.sup.2 is C.sub.1-6 alkyl, phenyl optionally substituted with cyano, --CO.sub.2 NH.sub.2, --CH.sub.2 OH, --CH.sub.2 NH.sub.2, --CONHNH.sub.2 or with up to 5 halogen atoms, C.sub.1-6 alkyl or C.sub.1-6 alkyloxy groups, phenylmethyl optionally substituted with up to 5 halogen atoms, C.sub.1-6 alkyl or C.sub.1-6 alkyloxy groups on the phenyl ring, or a radical represented by the formula --(CH.sub.2).sub.p --X in which p is 0 or 1; X is five-membered aromatic heterocyclic ring containing up to 1 sulfur, 1 oxygen or 4 nitrogen atoms, optionally substituted with a C.sub.1-6 alkyl group, or six-membered aromatic heterocylic ring containing up to 4 nitrogen atoms, optionally substituted with a C.sub.1-6 alkyl group. or a non-toxic pharmaceutically acceptable salt, physiologically hydrolyzable ester or solvate thereof.
一种二硫缩醛羰基青霉素,化学式如下:##STR1## 其中R.sup.1是氢或C.sub.1-6烷基;n为0、1或2;R.sup.3是氢或C.sub.1-6烷基;R.sup.2是C.sub.1-6烷基,苯基,可选地用氰基,-CO.sub.2 NH.sub.2,-CH.sub.2 OH,-CH.sub.2 NH.sub.2,-CONHNH.sub.2或最多5个卤原子,C.sub.1-6烷基或C.sub.1-6烷氧基取代,苯甲基,可选地在苯环上用最多5个卤原子,C.sub.1-6烷基或C.sub.1-6烷氧基取代,或由以下公式代表的基团--(CH.sub.2).sub.p --X,其中p为0或1;X是含有最多1个硫、1个氧或4个氮原子的五元芳香杂环环,可选地取代一个C.sub.1-6烷基基团,或含有最多4个氮原子的六元芳香杂环环,可选地取代一个C.sub.1-6烷基基团,或其非毒性药用可接受的盐、生理可水解酯或溶剂化合物。