申请人:The Upjohn Company
公开号:US04975538A1
公开(公告)日:1990-12-04
This invention presents novel 2-azetidinone compounds which are useful as antibacterial agents to eradicate or control susceptible microbes of the formula ##STR1## wherein R.sub.401 and R.sub.402 are the same or different and are (a) hydrogen, (b) (C.sub.1 -C.sub.12) alkyl (c) (C.sub.2 -C.sub.8) alkenyl, (d) (C.sub.2 -C.sub.8) alkynyl, (e) (C.sub.3 -C.sub.10) cycloalkyl, (f) phenyl optionally substituted with from one to 3 substituents selected from the group consisting of halogen, hydroxy, amino, nitro, (C.sub.1 -C.sub.4) alkyl, and (C.sub.1 -C.sub.4) alkoxy, (g) benzyl optionally substituted with from one to 3 substituents selected from the group consisting of halogen, hydroxy, amino, nitro, (C.sub.1 -C.sub.4) alkyl, and (C.sub.1 -C.sub.4) alkoxy, (h) --CH.sub.2 --O--CO--CH.sub.2 --NHR.sub.420, (i) --CH.sub.2 --O--CO.sub.2 --R.sub.430, (j) --CH.sub.2 F, or (k) --CHF.sub.2 ; wherein R.sub.420 is (a) hydrogen, (b) --COH, or (c) --CO--O--C(CH.sub.3).sub.3 ; wherein R.sub.430 is (C.sub.1 -C.sub.8) alkyl, --(CH.sub.2) .sub.2 OC(O)NH.sub.2, --(CH.sub. 2).sub.2 Cl, --(CH.sub.2).sub.2 OCH.sub.3 or --(CH.sub.2).sub.2 NHCOH; wherein R.sub.300 is an acyl group derived from a carboxylic acid; wherein R.sub.100 is an optionally substituted heterocyclic moiety of Formula 2, 3, 4 or 5 ##STR2##
这项发明提出了一种新型的2-氮杂环己酮化合物,可用作抗菌剂来根除或控制易感微生物,其化学式为 ##STR1## 其中 R.sub.401 和 R.sub.402 相同或不同,分别为 (a) 氢,(b) (C.sub.1 -C.sub.12) 烷基,(c) (C.sub.2 -C.sub.8) 烯基,(d) (C.sub.2 -C.sub.8) 炔基,(e) (C.sub.3 -C.sub.10) 环烷基,(f) 苯基,可选择地取代为来自卤素、羟基、氨基、硝基、(C.sub.1 -C.sub.4) 烷基和 (C.sub.1 -C.sub.4) 烷氧基的 1 到 3 个取代基,(g) 苄基,可选择地取代为来自卤素、羟基、氨基、硝基、(C.sub.1 -C.sub.4) 烷基和 (C.sub.1 -C.sub.4) 烷氧基的 1 到 3 个取代基,(h) --CH.sub.2 --O--CO--CH.sub.2 --NHR.sub.420,(i) --CH.sub.2 --O--CO.sub.2 --R.sub.430,(j) --CH.sub.2 F,或 (k) --CHF.sub.2;其中 R.sub.420 为 (a) 氢,(b) --COH,或 (c) --CO--O--C(CH.sub.3).sub.3;其中 R.sub.430 为 (C.sub.1 -C.sub.8) 烷基,--(CH.sub.2) .sub.2 OC(O)NH.sub.2,--(CH.sub. 2).sub.2 Cl,--(CH.sub.2).sub.2 OCH.sub.3,或 --(CH.sub.2).sub.2 NHCOH;其中 R.sub.300 为来自羧酸的酰基;其中 R.sub.100 为 Formula 2、3、4 或 5 的可选择取代的杂环基团 ##STR2##