[[(Thioalkoxy)thiocarbonyl]oxy]acetyl cephalosporin derivatives of the general formula ##SPC1## Wherein R is hydrogen, lower alkyl, phenyl-lower alkyl, tri-(lower alkyl)stannyl, tri(lower alkyl)silyl, a salt forming ion or the group ##EQU1## is hydrogen, lower alkyl, phenyl, thienyl, furyl or pyridyl; R.sub.2 is lower alkyl or phenyl-lower alkyl; R.sub.3 is hydrogen, lower alkanoyloxy, azido or pyridyl; R.sub.4 is lower alkyl, phenyl or phenyl-lower alkyl; are useful as antibacterial agents.
[(
硫代氧羰基)
硫代氧基]乙酰
头孢菌素衍
生物的一般式如下:##
SPC1## 其中R是氢,低碳基,苯基-低碳基,三-(低碳基)亚
锡基,三(低碳基)
硅基,盐形成离子或基团##EQU1## 是氢,低碳基,苯基,
噻吩基,
呋喃基或
吡啶基;R.sub.2是低碳基或苯基-低碳基;R.sub.3是氢,低烷酰氧基,偶氮基或
吡啶基;R.sub.4是低碳基,苯基或苯基-低碳基;它们可用作抗菌剂。