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    • 3. 发明授权
    • 2-(Thiocarbonylamino)acetamidocephalosporanic acid compounds
    • 2-(硫代羰基氨基)乙酰氨基头孢烷酸化合物
    • US3862941A
    • 1975-01-28
    • US19580771
    • 1971-11-04
    • SQUIBB & SONS INC
    • BREUER HERMANNTREUNER UWE
    • A23K20/195A61K31/545C07D501/20C07D99/24
    • C07D501/20
    • New 2-(thiocarbonylamino)acetamidocephalosporanic acid compounds of the following general formula, and their salts,

      WHEREIN R is hydrogen, lower alkyl, aralkyl, a salt forming ion or the group

      R1 is hydrogen, lower alkyl, lower alkenyl, cyclo-lower alkyl, unsaturated cyclo-lower alkyl, aryl, aralkyl or a heterocyclic group; R2 is lower alkyl, lower alkoxy-lower alkyl, lower alkylthio-lower alkyl, aryl, aralkyl or a heterocyclic group, R3 is lower alkyl, aryl or aralkyl and X is hydrogen, hydroxy, lower alkanoyloxy, aroyloxy, aralkanoyloxy, the radical of a nitrogen base, a quaternary ammonium radical or together X and R represent a bond linking carbon and oxygen in a lactone ring; are useful as antibacterial agents.
    • 新的2-(硫代羰基氨基)乙酰氨基头孢烷酸化合物及其盐,WHEREIN R是氢,低级烷基,芳烷基,成盐离子或基团; R1是氢,低级烷基,低级烯基,环低级烷基,不饱和环 - 低级烷基,芳基,芳烷基或杂环基; R2是低级烷基,低级烷氧基 - 低级烷基,低级烷硫基 - 低级烷基,芳基,芳烷基或杂环基,R3是低级烷基,芳基或芳烷基,X是氢,羟基,低级烷酰氧基,芳氧基,芳烷氧基, 氮基,季铵基或X和R一起表示在内酯环中连接碳和氧的键; 作为抗菌剂是有用的。
    • 5. 发明授权
    • 1,2,4-Oxadiazolonylacetyl cephalosporins
    • 1,2,4-恶二唑基乙酰头孢菌素
    • US3929782A
    • 1975-12-30
    • US48654274
    • 1974-07-08
    • SQUIBB & SONS INC
    • BREUER HERMANN
    • C07D271/06C07D271/07C07D499/00C07D501/36C07D501/20C07D499/44
    • C07D271/07C07D499/00
    • R4 is lower alkyl, phenyl or phenyl-lower alkyl; and X is hydrogen, lower alkoxy, lower alkanoyloxy, lower alkylmercapto, the radical of a nitrogen base, or certain heterocyclic thio moieties; are disclosed. They are useful as antibacterial agents.

      R1 is hydrogen, lower alkyl or phenyl-lower alkyl; R2 is hydrogen, lower alkyl, phenyl, hydroxyphenyl, thienyl, furyl, or pyridyl; R3 is hydrogen, lower alkyl, phenyl-lower alkyl, a salt forming ion, trimethylsilyl, benzhydryl, or

      WHEREIN A is either

      1,2,4-Oxadiazolonylacetyl penicillins and cephalosporins of the general formula
    • 1,2,4-恶二唑乙酰基青霉素和通式为WHEREIN A的头孢菌素是R 1是氢,低级烷基或苯基 - 低级烷基; R2是氢,低级烷基,苯基,羟基苯基,噻吩基,呋喃基或吡啶基; R3是氢,低级烷基,苯基 - 低级烷基,成盐离子,三甲基甲硅烷基,二苯甲基或O并行-CH 2 -O-C-R 4; R4是低级烷基,苯基或苯基 - 低级烷基; X是氢,低级烷氧基,低级烷酰氧基,低级烷基巯基,氮碱基或某些杂环硫基; 被披露。 它们可用作抗菌剂。
    • 7. 发明授权
    • Amino substituted dithiocarbonylthioacetyl cephalosporins
    • 氨基取代的二硫代羰基硫代乙酰头孢菌素
    • US3886149A
    • 1975-05-27
    • US25868672
    • 1972-06-01
    • SQUIBB & SONS INC
    • TREUNER UWE DBREUER HERMANN
    • C07D499/62C07D501/20C07D99/24
    • C07D501/20
    • Amino substituted dithiocarbonylthioacetylcephalosporins of the general formula
      R1 is hydrogen, lower alkyl, aralkyl, aryl or certain heterocyclic groups; R2 and R3 each is hydrogen or lower alkyl; R4 is lower alkyl, aryl or aralkyl; R5 is hydrogen or lower alkyl; R6 is hydrogen, cycloalkyl, lower alkyl; or together R5 and R6 complete certain nitrogen heterocyclics; X is hydrogen, hydroxy, lower alkanoyloxy, aroyloxy, aralkanoyloxy, SR7, OR7, the radical of a nitrogen base, a quaternary ammonium radical, or together X and R represent a bond linking carbon and oxygen in a lactone ring; R7 is lower alkyl; and n is 1, 2, 3 or 4; are useful as antibacterial agents.

      WHEREIN R is hydrogen, lower alkyl, aralkyl, tri(lower alkyl)silyl, tri(lower alkyl)stannyl, a salt forming ion or the group
    • 氨基取代的二硫代羰基硫代乙酰头孢菌素,通式为WHEREIN R为氢,低级烷基,芳烷基,三(低级烷基)甲硅烷基,三(低级烷基)甲锡烷基,成盐离子或R1为氢,低级烷基,芳烷基,芳基或某些 杂环基; R2和R3各自为氢或低级烷基; R4是低级烷基,芳基或芳烷基; R5是氢或低级烷基; R6为氢,环烷基,低级烷基; 或者R5和R6一起完成某些氮杂环化合物; X是氢,羟基,低级烷酰氧基,芳酰氧基,芳烷酰氧基,SR7,OR7,氮基的基团,季铵基,或一起X和R表示内酯环中碳和氧连接的键; R7是低级烷基; n为1,2,3或4; 作为抗菌剂是有用的。