申请人:Meiji Seika Kaisha, Ltd.
公开号:US06310056B1
公开(公告)日:2001-10-30
The carbapenem derivatives represented by the following formula (I) is disclosed. These compounds have strong anti-bacterial activities against bacteria including methicillin resistant Staphylococcus aureus, penicillin resistant Streptococcus pneumoniae, Enterococci, influenza, and &bgr;-lactamase producing bacteria, and have high stabilities to DHP-1
wherein R1 represents hydrogen or methyl, either one of R2, R3, R4, or R5 represents the bond to the 2-position on the carbapenem ring, and the remaining three respectively represent hydrogen, halogen, nitro, cyano, alkyl, cycloalkyl, alkylthio, alkenyl, formyl, alkylcarbonyl, alkoxycarbonyl, aminosulfonyl, aryl carbonyl, aryl, carbamoyl, N-lower alkylcarbamoyl, N,N-di-lower alkylaminocarbonyl, lower alkoxyiminomethyl, or hydroxyiminomethyl, R6 is not present or represents alkyl, cycloalkyl, or alkenyl, and R is not present, or represents hydrogen or a group which may be metabolically hydrolyzed in the body, provided that when R6 is not present, R represents hydrogen or a group which may be metabolically hydrolyzed in the body, and when R6 is present, R is not present, and the compound forms an inner salt.
公开了由以下式子(I)表示的羧青霉烯衍生物。这些化合物对包括耐甲氧西林金黄色葡萄球菌、耐青霉素的肺炎链球菌、肠球菌、流感和β-内酰胺酶产生菌在内的细菌具有强烈的抗菌活性,并对DHP-1具有高稳定性,其中R1表示氢或甲基,R2、R3、R4或R5中的任意一个表示与羧青霉烯环上2位的键,其余三个分别表示氢、卤素、硝基、氰基、烷基、环烷基、烷基硫、烯基、甲酰基、烷基羰基、烷氧羰基、氨基磺酰基、芳基羰基、芳基、氨基甲酰基、N-较低烷基氨基甲酰基、N,N-二-较低烷基氨基羰基、较低烷氧基亚甲基或羟亚甲基,R6不存在或表示烷基、环烷基或烯基,而R不存在或表示氢或在体内代谢水解的基团,但当R6不存在时,R表示氢或在体内代谢水解的基团,当R6存在时,R不存在,并且该化合物形成内盐。