摘要:
2-Ethenylthio-type carbapenem derivatives of formula (I) or pharmaceutically acceptable salts thereof are provided. The compounds according to the present invention have potent antimicrobial activity and a wide antimicrobial spectrum against pneumococci including penicillin resistant Streptococcus pneumoniae (PRSP), Haemophilus influenzae including β-lactamase-negative, ampicillin-resistant Haemophilus influenzae (BLNAR), and Moraxella (Branhamella) catarrhalis.
摘要:
2-Ethenylthio-type carbapenem derivatives of formula (I) or pharmaceutically acceptable salts thereof are provided. The compounds according to the present invention have potent antimicrobial activity and a wide antimicrobial spectrum against pneumococci including penicillin resistant Streptococcus pneumoniae (PRSP), Haemophilus influenzae including β-lactamase-negative, ampicillin-resistant Haemophilus influenzae (BLNAR), and Moraxella (Branhamella) catarrhalis.
摘要:
[Objective] An objective of the present invention is to provide compounds that are effective against various resistant bacteria which cause current clinical problems, for example, pneumococci including penicillin resistant Streptococcus pneumoneae (PRSP), Haemophilus influenzae including bata-lactamase-nonproducing ampicillin-resistant Haemophilus influenzae (BLNAR), and Moraxella (Branhamella) catarrhalis. [Structure] The present invention provides 2-ethenylthio-based carbapenem derivatives represented by the formula (I) or pharmaceutically acceptable salts thereof that are effective, for example, against pneumococci including penicillin resistant Streptococcus pneumoneae (PRSP), Haemophilus influenzae including beta-lactamase-nonproducing ampicillin-resistant Haemophilus influenzae (BLNAR), and Moraxella (Branhamella) catarrhalis:
摘要:
Disclosed is a novel carbapenem derivative having a substituted imidazo[5,1-b]thiazole group at the 2-position on the carbapenem ring have high anti microbial activities against &bgr;-lactamase producing bacteria, MRSA, resistant-Pseudomonas aeruginosa, PRSP, enterococci, and influenza, and high stabilities to DHP-1. According to the present invention, there is provided a compound represented by the formula (I), or a pharmacologically acceptable salt thereof or an ester at the 3-position on the carbapenem ring thereof:
摘要:
Disclosed is a novel carbapenem derivative having a substituted imidazo[5,1-b]thiazole group at the 2-position on the carbapenem ring have high anti-microbial activities against &bgr;-lactamase producing bacteria, MRSA, resistant-Pseudomonas aeruginosa, PRSP, enterococci, and influenza, and high stabilities to DHP-1. According to the present invention, there is provided a compound represented by the formula (I), or a pharmacologically acceptable salt thereof or an ester at the 3-position on the carbapenem ring thereof:
摘要:
An objective of the present invention is to provide carbapenem derivatives which have potent antibiotic activity against MRSA, PRSP, Influenzavirus, and &bgr;-lactamase-producing bacteria and are stable against DHP-1. The compounds according to the present invention are compounds represented by formula (I) or pharmaceutically acceptable salts thereof: wherein R1 represents H or methyl; R2 and R3 each independently represent H, halogen, lower alkyl or the like; R4 represents optionally substituted lower alkylthio or the like; and R5 represents optionally substituted lower alkyl or the like.
摘要翻译:本发明的目的是提供对MRSA,PRSP,流感病毒和产生β-内酰胺酶的细菌具有有效抗生素活性的碳青霉烯衍生物,并且对DHP-1是稳定的。 根据本发明的化合物是由式(I)表示的化合物或其药学上可接受的盐:其中R 1表示H或甲基; R 2和R 3各自独立地表示H,卤素,低级烷基等; R 4表示任选取代的低级烷硫基等; R 5表示任选取代的低级烷基等。
摘要:
Compounds of formula (I) and compounds of formula (II) which have potent antimicrobial activity against a wide range of bacteria including Gram-positive bacteria and Gram-negative bacteria as well as heve potent antimicrobial activity against various &bgr;-lactamase-producing bacteria, MRSA, and resistant Pseudomonas aeruginosa and are very stable against DHP-1.
摘要:
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.
摘要:
Novel carbapenem derivatives, represented by the following formula (I), having a substituted or unsubstituted imidazo[5,1-b]thiazolium-6-ylmethyl group at the 2-position are disclosed. The compounds represented by the formula (I) have potent antibacterial activity against a wide spectrum of bacteria from Gram-positive bacteria to Gram-negative bacteria including Pseudomonas aeruginosa and, in addition, have potent antibacterial activity against various .beta.-lactamase-producing bacteria and MRSA and are very stable against DHP-1. ##STR1##
摘要:
The present invention relates to compounds represented by formula (1) and a process for producing the same. The use of these compounds can realize the production of carbapenem derivatives having potent antimicrobial activity and a wide antimicrobial spectrum in a safe and cost-effective manner.