C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/233, 260/299
C07D 477/20 (2006.01) A61K 31/415 (2006.01) C07D 519/00 (2006.01) C07D 519/06 (2006.01)
Patent
CA 1340274
Novel carbapenem compounds (1R,5S,6S)-2-substituted thio-6-[(R)-1-hydroxyethyl]-1-methyl-carbapenem-3-carboxylic acid derivatives are disclosed. These carbapenem compounds are represented by the following formula: (see fig. I) and have a beta-coordinated methyl group introduced into the 1-position and a 4-pyrazolizinylthio group or a 6,7-dihydro-5H- pyrazolo[1,2-a][1,2,4]triazolium-6-ylthio group introduced into the 2-position. In the formula, R1 represents a radical of the formula: (see fig. II) or (see fig. III) and R2 is a hydrogen atom or an anion charge. They have antibacterial activity, and are used for prevention and treatment of bacterial infections as antibacterial agents. A process for producing these carbapenem compounds is also disclosed.
563607
Hikida Muneo
Kumagai Toshio
Machida Yoshisuke
Matsunaga Hiroshi
Nagao Yoshimitsu
Lederle (japan) Ltd.
Smart & Biggar
Wyeth Lederle Japan Ltd.
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