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:
1
wherein R
1
represents H or methyl; R
2
and R
3
represent H, a halogen atom, alkyl or the like; and R
4
represents substituted lower alkylthio or the like.
An objective of the present invention is to provide carbapenem derivatives which have potent antibiotic activity against MRSA, PRSP, Influenzavirus, and β-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 represent H, a halogen atom, alkyl or the like; and R4 represents substituted lower alkylthio or the like.
NOVEL CARBAPENEM DERIVATIVES OF QUATERNARY SALT TYPE
申请人:Meiji Seika Kaisha, Ltd.
公开号:EP1251134A1
公开(公告)日:2002-10-23
An objective of the present invention is to provide carbapenem derivatives which have potent antibiotic activity against MRSA, PRSP, Influenzavirus, and β-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.