摘要:
A cephem compound, wherein the cephem ring has a substituent at the 3-position, which substituent is shown by the formula II, wherein Het is a mono- or polycyclic heterocyclic group comprising one or more hetero atoms selected from the group consisting of N, O and S which may be the same or different from each other; R 1 is hydrogen, an optionally substituted lower alkyl or an optionally substituted lower alkenyl; A is an optionally substituted lower alkylene, an optionally substituted lower alkenylene or a single bond; B is an optionally substituted imino or a single bond; or A and B taken together may form a single bond; and D is a single bond or a group of the formula (a):
摘要翻译:头孢烯化合物,其中头孢烯环在3位上具有取代基,该取代基由式II表示,其中Het是包含一个或多个选自N, O和S可以相同或不同; R 1是氢,任选取代的低级烷基或任选取代的低级烯基; A是任选取代的低级亚烷基,任选取代的低级亚烯基或单键; B是任选取代的亚氨基或单键; 或A和B组合在一起可形成单一债券; 和D是单键或式(a)的基团:
摘要:
An antibacteriai 3-optionally protected-vic-dihydroxyaroyl-lower alkyl-pyridiniothiomethyl cephalosporin derivative represented by the following formula (I): (wherein, R 1 is an amino group or acylamino; R 2 is hydrogen or methoxy; R 3 is hydrogen or a mono- or divalent substituent; R 4 is optionally protected vic-dihydroxyaryl; R 5 is straight or branched lower alkylene; R 6 is hydrogen, a carboxy-protecting group or a negative charge when combined with Y; X is oxygen, sulfur, or sulfinyl; and Y is an anion or a negative charge when combined with R 6 ; and the dotted line shows the presence or absence of a bond), a disinfecting and treating method of bacterial infection using it, and synthetic methods thereof are provided.
摘要:
A cephem compound, wherein the cephem ring has a substituent at the 3-position, which substituent is shown by the formula II, wherein Het is a mono- or polycyclic heterocyclic group comprising one or more hetero atoms selected from the group consisting of N, O and S which may be the same or different from each other; R 1 is hydrogen, an optionally substituted lower alkyl or an optionally substituted lower alkenyl; A is an optionally substituted lower alkylene, an optionally substituted lower alkenylene or a single bond; B is an optionally substituted imino or a single bond; or A and B taken together may form a single bond; and D is a single bond or a group of the formula (a):
摘要翻译:头孢烯化合物,其中头孢烯环在3位上具有取代基,该取代基由式II表示,其中Het是包含一个或多个选自N, O和S可以相同或不同; R 1是氢,任选取代的低级烷基或任选取代的低级烯基; A是任选取代的低级亚烷基,任选取代的低级亚烯基或单键; B是任选取代的亚氨基或单键; 或A和B组合在一起可形成单一债券; 和D是单键或式(a)的基团:
摘要:
An antibacteriai 3-optionally protected-vic-dihydroxyaroyl-lower alkyl-pyridiniothiomethyl cephalosporin derivative represented by the following formula (I): (wherein,
R 1 is an amino group or acylamino; R 2 is hydrogen or methoxy; R 3 is hydrogen or a mono- or divalent substituent; R 4 is optionally protected vic-dihydroxyaryl; R 5 is straight or branched lower alkylene; R 6 is hydrogen, a carboxy-protecting group or a negative charge when combined with Y; X is oxygen, sulfur, or sulfinyl; and Y is an anion or a negative charge when combined with R 6 ; and the dotted line shows the presence or absence of a bond), a disinfecting and treating method of bacterial infection using it, and synthetic methods thereof are provided.
摘要翻译:由下式(I)表示的抗菌剂3-任选保护的 - 连接 - 二羟基芳酰基 - 低级烷基 - 吡啶硫基甲基头孢菌素衍生物:(其中,R1是氨基或酰氨基; R2是氢或甲氧基; R3是氢或单 - 或二价取代基; R 4是任选保护的vic-二羟基芳基; R 5是直链或支链低级亚烷基;当与Y结合时,R 6是氢,羧基保护基或负电荷; X是氧,硫或亚磺酰基;并且Y是 与R6结合时为阴离子或负电荷;虚线表示有无键),使用它的细菌感染的消毒和处理方法及其合成方法。