Synthesis and antibacterial activity of FR21818, a new, potent 1β-methylcarbapenem

Synthesis and antibacterial activity of FR21818, a new, potent 1β-methylcarbapenem Studies on β-lactam antibiotics. Synthesis and antibacterial activity of novel 1β-methylcarbapenems related to FR21818: 5-membered ring analogs Synthesis and in vitro activity of 1.beta.-methyl C-2 quaternary heterocyclic alkylthio carbapenems Synthesis and biological properties of new 1β-methylcarbapenems Synthesis and antibacterial activity of new carbapenems containing isoxazole moiety Synthesis and biological activity of 1β-methyl-2-[5′-isoxazoloethenylpyrrolidin-3′-ylthio]carbapenems Synthesis and biological evaluation of novel 1β-methylcarbapenems having a new moiety at C-2 Synthesis and biological evaluation of novel 1β-methylcarbapenems with isothiazoloethenyl side chains Synthesis and biological activity of novel 1β-Methylcarbapenems with oxyiminopyrrolidinylamide moiety Synthesis and antibacterial activity of 2α-functionalized 1β-methylcarbapenems related to KR-21012