申请人:American Home Products Corporation
公开号:US03956291A1
公开(公告)日:1976-05-11
The compounds of the following formula are antibacterial agents: ##SPC1## In which R is --H, --CN, carbo(lower)alkoxy, phenyl, halophenyl, nitrophenyl, carboxy,--C.tbd.CH, or --CH=CH.sub.2 ; R.sup.2 is --H, lower alkanoyloxy or, when M is --H, N-pyridinium; M is --H, an alkali metal, an alkaline earth metal or the ammonium ion; And A is =NCN, =NSO.sub.2 CH.sub.3, =CHNO.sub.2 or ##EQU1## wherein X is --CN, --CONH.sub.2, phenyl or --SO.sub.2 CH.sub.3.
以下公式的化合物是抗菌剂:##SPC1## 其中R是--H,--CN,碳(低)烷氧基,苯基,卤代苯基,硝基苯基,羧基,--C.tbd.CH或--CH=CH.sub.2;R.sup.2是--H,低烷酰氧基或当M是--H时,为吡啶嗡;M是--H,碱金属,碱土金属或铵离子;A是=NCN,=NSO.sub.2 CH.sub.3,=CHNO或##EQU1##其中X是--CN,--CONH.sub.2,苯基或--SO.sub.2 CH.sub.3。