申请人:PFIZER INC.
公开号:EP0130025A1
公开(公告)日:1985-01-02
2-alkylthio-2-penem-3- carboxylic acid compounds, useful as antibacterials for treating mammals, have the formula:
or a pharmaceutically acceptable salt thereof, wherein:
R is 2-(methylsulfinyl) ethyl, 2-(methylsulfonyl)- ethyl, (methylsulfinyl)methyl, (methylsulfonyl)methyl, 3-thietanyl, 1-oxo-3-thietanyl, 1,1-dioxo-3-thietanyl, 2-thiolanyl, 1-oxo-2-thiolanyl, 3-thiolanyl, 1-oxo-3-thiolanyl, 1,1-dioxo-3-thiolanyl, 3-hydroxy-4-thiolanyl, 1-oxo-3-hydroxy-thiolanyl, 1, 1-dioxo-3-hydroxy-4-thiolanyl, 2-oxo-1, 3-dithiolan, 4-ylmethyl, 3-thianyl, 1-oxo-3-thianyl, 1, 1-dioxo-3-thianyl, 4-thianyl, 1-oxo-4-thianyl, 1, 1-dioxo-4-thianyl, 3-oxo-perhydro-1, 4-thiazin-2-yl. 4-formylperhydro-1, 4-thiazin-2-yl, 4-oxo-1, 4-oxathian-3-yl, 4, 4-dioxo-1, 4-oxathian-3-yl, 1, 3-dithiolan-2-yl, 1, 2-dithiolan-4-yl, or (2-methyl-3, 3-dioxo-1, 3-oxathiolan-5-yl) methyl; and
R, is hydrogen or a group which forms an ester which is hydrolyzed in vivo.
作为治疗哺乳动物的抗菌剂的 2-烷硫基-2-烯-3-羧酸化合物具有以下式子:
或其药学上可接受的盐,其中
R是 2-(甲磺酰)乙基、2-(甲磺酰)-乙基、(甲磺酰)甲基、(甲磺酰)甲基、3-硫杂环丁烷、1-氧代-3-硫杂环丁烷、1,1-二氧代-3-硫杂环丁烷、2-硫杂环丁烷、1-氧代-2-硫杂环丁烷、3-硫杂环丁烷、1-氧代-3-硫杂环丁烷、1,1-二氧代-3-硫杂环丁烷、3-hydroxy-4-thiolanyl, 1-oxo-3-hydroxy-thiolanyl, 1, 1-dioxo-3-hydroxy-4-thiolanyl, 2-oxo-1, 3-dithiolan, 4-ylmethyl, 3-thianyl, 1-oxo-3-thianyl, 1, 1-dioxo-3-thianyl, 4-thianyl, 1-oxo-4-thianyl, 1, 1-dioxo-4-thianyl, 3-oxo perhydro-1, 4-thiazin-2-yl.4-甲酰过氢-1,4-噻嗪-2-基,4-氧代-1,4-氧硫杂环戊-3-基,4,4-二氧代-1,4-氧硫杂环戊-3-基,1,3-二硫环戊-2-基,1,2-二硫环戊-4-基,或(2-甲基-3,3-二氧代-1,3-氧硫杂环戊-5-基)甲基;以及
R,是氢或可形成在体内水解的酯的基团。