申请人:Warner-Lambertt Company
公开号:US06057315A1
公开(公告)日:2000-05-02
Described are antibacterial agents of formula (I): X is O, S or N--R.sub.8 ; R.sub.1, R.sub.2, R.sub.3 and R.sub.8 are independently H, straight or branched alkyl of 1-6 carbons, cycloalkyl of 3-6 carbons, alkenyl or alkynyl of from 2 to 6 atoms, R heterocyclic ring of from 5-8 atoms with 1-3 heteroatoms as nitrogen, oxygen or sulfur, or phenyl, all of which rings may be optionally substituted up to 3 times by halogen, OR, NR.sub.2, NR'COR', CN, CO.sub.2 R' or CONR.sub.2 ', halogen, CN, CO.sub.2 R, COR, CON(R).sub.2, CON(R").sub.2, SR, SON, SCO.sub.2 R or SCON(R).sub.2 ; R.sub.4 is H, straight or branched alkyl of from 1-6 carbon atoms, alkenyl or alkynyl of from 2 to 6 atoms, heterocyclic ring of from 5-8 atoms with 1-3 heteroatoms as nitrogen, oxygen or sulfur or phenyl, all of which rings may be optionally substituted up to 3 times by halogen, OR, NR.sub.2, NR'COR', CN, CO.sub.2 R' or CONR.sub.2 ', halogen, CN, NO.sub.2, N(R).sub.2, NRCOR, NRCOR", COR, CO.sub.2 R, CON(R).sub.2, CON(R").sub.2, NRCON(R).sub.2, NRCO.sub.2 R; R.sub.5 is 1-6 straight or branched alkyl, a cycloalkyl of 3-6 carbons, alkenyl or alkynyl of from 2 to 6 atoms, heterocyclic ring of from 5-8 atoms with 1-3 heteroatoms as nitrogen, oxygen or sulfur or phenyl, all of which rings may be optionally substituted up to 3 times by halogen, OR, NR.sub.2, NR'COR', CN, CO.sub.2 R' or CONR.sub.2 ', halogen, OR, N(R).sub.2, NRCOR, NRCOR", COR, CON(R).sub.2, CON(R").sub.2, SR or SO.sub.2 R; R.sub.6, R.sub.7 are independently H, straight or branched alkyl of 1-6 carbons, cycloalkyl of 3-6 carbons, COR, COR", SO.sub.2 NR.sub.2, CONR.sub.2 and these may be optionally substituted by any of the groups listed for R.sub.5 ; R is H, straight or branched alkyl of 1-6 carbon atoms, cycloalkyl of from 3-6 carbon atoms, heterocyclic ring of from 5-8 atoms with 1-3 heteroatoms as nitrogen, oxygen or sulfur, or pheny, all of which may be optionally substituted by halogen, OR', NR'.sub.2, NR'COR', CN, CO.sub.2 R', CONR'.sub.2, R' is H, alkyl of from 1-3 carbon atoms or Ph; R" is part of a naturally occurring amino acid connected via an amide or acyl bond as determined by the formula; halogen is any one of fluoro, chloro, bromo or iodo; or a pharmaceutically acceptable salt.
描述了化学式(I)的抗菌剂:X为O、S或N-R.sub.8;R.sub.1、R.sub.2、R.sub.3和R.sub.8独立地为H、1-6碳原子的直链或支链烷基、3-6碳原子的环烷基、2-6个原子的烯基或炔基、含有1-3个氮、氧或硫杂原子的5-8个原子的R杂环或苯基,所有这些环可以选择性地被卤素、OR、NR.sub.2、NR'COR'、CN、CO.sub.2 R'或CONR.sub.2'、卤素、CN、CO.sub.2 R、COR、CON(R).sub.2、CON(R").sub.2、SR、SON、SCO.sub.2 R或SCON(R).sub.2取代最多3次;R.sub.4为H、1-6碳原子的直链或支链烷基、2-6个原子的烯基或炔基、含有1-3个氮、氧或硫杂原子的5-8个原子的杂环或苯基,所有这些环可以选择性地被卤素、OR、NR.sub.2、NR'COR'、CN、CO.sub.2 R'或CONR.sub.2'、卤素、CN、NO.sub.2、N(R).sub.2、NRCOR、NRCOR"、COR、CO.sub.2 R、CON(R).sub.2、CON(R").sub.2、NRCON(R).sub.2、NRCO.sub.2 R取代最多3次;R.sub.5为1-6个直链或支链烷基、3-6碳原子的环烷基、2-6个原子的烯基或炔基、含有1-3个氮、氧或硫杂原子的5-8个原子的杂环或苯基,所有这些环可以选择性地被卤素、OR、NR.sub.2、NR'COR'、CN、CO.sub.2 R'或CONR.sub.2'、卤素、OR、N(R).sub.2、NRCOR、NRCOR"、COR、CON(R).sub.2、CON(R").sub.2、SR或SO.sub.2 R取代最多3次;R.sub.6、R.sub.7独立地为H、1-6碳原子的直链或支链烷基、3-6碳原子的环烷基、COR、COR"、SO.sub.2 NR.sub.2、CONR.sub.2,这些基团可以选择性地被R.sub.5列出的任何基团取代;R为H、1-6碳原子的直链或支链烷基、3-6碳原子的环烷基、含有1-3个氮、氧或硫杂原子的5-8个原子的杂环或苯基,所有这些基团可以选择性地被卤素、OR'、NR'.sub.2、NR'COR'、CN、CO.sub.2 R'、CONR'.sub.2取代,R'为H、1-3碳原子的烷基或苯基;R"是通过酰胺或酰基键连接的天然氨基酸的一部分,由公式确定;卤素是氟、氯、溴或碘中的任何一种;或者是药用可接受的盐。