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公开(公告)号:US4571392A
公开(公告)日:1986-02-18
申请号:US370081
申请日:1982-04-20
申请人: Thomas T. Howarth , King Luk
发明人: Thomas T. Howarth , King Luk
IPC分类号: A61K31/42 , A61P31/04 , C07D503/00
CPC分类号: C07D503/00
摘要: The present invention provides the compounds of the formula (II): ##STR1## and salts and esters thereof wherein R.sub.1 is a hydrogen atom or an alkyl group of 1-4 carbon atoms and R.sub.2 is a hydrogen atom or an alkyl group of 1-4 carbon atoms or is joined to R.sub.1 to form part of a 5-, 6- or 7 membered carbocyclic ring. These compounds are .beta.-lactamase inhibitors able to enhance the effectiveness of pencillins and cephalosporins. Their preparation and compositions containing them are described.
摘要翻译: 本发明提供了式(II)的化合物:其中R 1是氢原子或1-4个碳原子的烷基,R 2是氢原子或烷基 1-4个碳原子的烷基或与R1连接形成5-,6-或7-元碳环的一部分。 这些化合物是能够增强Pencillins和头孢菌素有效性的β-内酰胺酶抑制剂。 描述了它们的制备方法和含有它们的组合物。
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公开(公告)号:US4684642A
公开(公告)日:1987-08-04
申请号:US836771
申请日:1986-03-05
IPC分类号: A61K31/545 , C07D501/57
CPC分类号: C07D501/57
摘要: 7.alpha.-Hydroxyamino-7.beta.-[2-substituted-2-(acylamino)acetamido]cephalosporin antibiotics, pharmaceutically-acceptable salts and in vivo hydrolyzable esters thereof, a method of treating susceptible infections therewith, and intermediates therefor.
摘要翻译: 7α-羟基氨基-7β-[2-取代-2-(酰基氨基)乙酰氨基]头孢菌素抗生素,其药学上可接受的盐和体内可水解的酯,一种治疗易感染的方法及其中间体。
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公开(公告)号:US4438101A
公开(公告)日:1984-03-20
申请号:US944808
申请日:1978-09-22
IPC分类号: C07D503/06 , A61K31/42 , A61K31/424 , A61K31/43 , A61K31/545 , A61P31/04 , C07D503/00 , C07D503/22 , A61K35/00
CPC分类号: A61K31/545 , A61K31/43 , C07D503/00
摘要: The compounds of the formula (II): ##STR1## and salts and esters thereof wherein R.sub.1 is an inert organic group of up to 14 carbon atoms and R.sub.2 is an inert organic group of up to 16 carbon atoms, the group NR.sub.1 R.sub.2 containing up to 22 carbon atoms, are antibacterial agents able to enhance the effectiveness of penicillins and cephalosporins against certain .beta.-lactamase producing bacteria.
摘要翻译: 式(II)化合物:其中R 1为至多14个碳原子的惰性有机基团,R 2为至多16个碳原子的惰性有机基团,NR1R2基团 含有多达22个碳原子的抗菌剂是能够增强青霉素和头孢菌素对某些β-内酰胺酶生产菌的有效性的抗菌剂。
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公开(公告)号:US4526783A
公开(公告)日:1985-07-02
申请号:US272030
申请日:1981-06-09
IPC分类号: A61K31/42 , A61K31/43 , A61P31/04 , C07D503/00 , C12N9/99 , C12P1/06 , C12P17/18 , C12P37/04 , A61K35/00
CPC分类号: C12P17/188 , A61K31/42 , A61K31/43 , C07D503/00
摘要: A new antibacterially active agent has been isolated from Streptomyces clavuligerus. This new compound which is designated clavulanic acid has the formula (I): ##STR1## In addition to being a broad spectrum antibiotic of medium potency, clavulanic acid and its salts and esters have the ability to enhance the effectiveness of .beta.-lactam antibiotics against many .beta.-lactamase producing bacteria.
摘要翻译: 已经从Streptomyces clavuligerus中分离出一种新的抗菌活性剂。 这种被称为克拉维酸的新化合物具有式(I):(I)除了是广谱抗生素的中等效力之外,克拉维酸及其盐和酯还具有增强β - 针对许多β-内酰胺酶生产细菌的内酰胺抗生素。
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公开(公告)号:US4525353A
公开(公告)日:1985-06-25
申请号:US352951
申请日:1982-02-26
IPC分类号: A61K31/42 , A61K31/43 , C07D503/00 , C12P17/18 , A61K35/00
CPC分类号: C12P17/188 , A61K31/42 , A61K31/43 , C07D503/00
摘要: A new antibacterially active agent has been isolated from Streptomyces clavuligerus. This new compound which is designated clavulanic acid has the formula (I): ##STR1## In addition to being a broad spectrum antibiotic of medium potency, clavulanic acid and its salts and esters have the ability to enhance the effectiveness of .beta.-lactam antibiotics against many .beta.-lactamase producing bacteria.
摘要翻译: 已经从Streptomyces clavuligerus中分离出一种新的抗菌活性剂。 这种被称为克拉维酸的新化合物具有式(I):(I)除了是广谱抗生素的中等效力之外,克拉维酸及其盐和酯还具有增强β - 针对许多β-内酰胺酶生产细菌的内酰胺抗生素。
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公开(公告)号:US4426377A
公开(公告)日:1984-01-17
申请号:US139585
申请日:1980-04-11
申请人: Thomas T. Howarth
发明人: Thomas T. Howarth
IPC分类号: C07C271/22 , C07D205/085 , C07D503/00 , A61K35/00
CPC分类号: C07C271/22 , C07D205/085 , C07D503/00
摘要: This invention provides the compounds of the formula (II): ##STR1## and salts and esters thereof, wherein R.sub.1 is H and R.sub.3 is H or an aryl, aralkyl, lower alkyl or substituted lower alkyl group or R.sub.1 and R.sub.3 are joined so that the CHR.sub.1.NH.CO.R.sub.3 moiety forms a group of the sub-formula (a): ##STR2## wherein R.sub.4 is a hydrogen atom or a NH.CO.R.sub.5 group wherein R.sub.5 is a lower alkyl, lower alkoxy lower alkyl, aryl, aralkyl, aryloxyalkyl, lower alkoxy or aryloxy group.The compounds have .beta.-lactamase inhibitory and anti-bacterial properties.The invention also provides a process for their preparation, and pharmaceutical compositions containing them.
摘要翻译: 本发明提供式(II)化合物:其中R 1为H且R 3为H或芳基,芳烷基,低级烷基或取代的低级烷基或R 1和R 3为 连接,使得CHR1.NH.CO.R3部分形成下式(a)的基团:其中R 4是氢原子或NH.CO.R 5基团,其中R 5是低级烷基,低级烷氧基 低级烷基,芳基,芳烷基,芳氧基烷基,低级烷氧基或芳氧基。 该化合物具有β-内酰胺酶抑制和抗细菌性质。 本发明还提供了其制备方法和含有它们的药物组合物。
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公开(公告)号:US4372946A
公开(公告)日:1983-02-08
申请号:US167378
申请日:1980-07-09
申请人: Thomas T. Howarth , Eric Hunt
发明人: Thomas T. Howarth , Eric Hunt
IPC分类号: C07C271/22 , C07D205/085 , C07D503/00 , A61K35/00
CPC分类号: C07C271/22 , C07D205/085 , C07D503/00
摘要: Compounds of the formula (I): ##STR1## and salts and esters thereof, wherein R.sub.1 is a hydrogen atom or a lower alkyl, aryl or aralkyl group, R.sub.2 and R.sub.3 are independently hydrogen, aryl, aralkyl, lower alkyl or substituted lower alkyl, or R.sub.3 is joined to R.sub.1 to form a 4-, 5-, or 6- membered ring or is joined to R.sub.2 to form a 5- or 6- membered ring with the proviso that when R.sub.2 is hydrogen, R.sub.1 is not hydrogen and R.sub.1 and R.sub.3 are not joined to form a group of the sub-formula (a) wherein R.sub.4 is a hydrogen atom or a NH.CO.R.sub.5 group wherein R.sub.5 is a lower alkyl, lower alkoxy lower alkyl, aryl, aralkyl, aryloxyalkyl; lower alkoxy or aryloxy group have .beta.-lactamase inhibitory and anti-bacterial properties.
摘要翻译: 式(I)化合物:其中R 1为氢原子或低级烷基,芳基或芳烷基,R 2和R 3独立地为氢,芳基,芳烷基,低级烷基或 取代的低级烷基,或R 3与R 1连接形成4-,5-或6-元环,或连接至R 2以形成5-或6-元环,条件是当R 2为氢时,R 1为 不是氢并且R1和R3不连接形成一个子式(a)的基团,其中R4是氢原子或NH.CO.R5基团,其中R5是低级烷基,低级烷氧基低级烷基, 芳基,芳烷基,芳氧基烷基; 低级烷氧基或芳氧基具有β-内酰胺酶抑制和抗菌性质。
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公开(公告)号:US4140764A
公开(公告)日:1979-02-20
申请号:US809995
申请日:1977-06-27
申请人: Thomas T. Howarth
发明人: Thomas T. Howarth
IPC分类号: A61K31/42 , A61K31/43 , A61K31/545 , C07D503/00 , C12P17/18
CPC分类号: C07D503/00 , A61K31/42 , A61K31/43 , A61K31/545 , C12P17/188
摘要: .beta.-Lactamase inhibitory and antibacterial compounds of the formula: ##STR1## wherein R is a hydrogen atom or an acyl group and salts and esters thereof, are produced and pharmaceutical compositions containing the same.
摘要翻译: 制备下式的β-内酰胺酶抑制剂和抗菌化合物:其中R是氢原子或酰基及其盐和酯,其中含有它们的药物组合物。
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公开(公告)号:US4684641A
公开(公告)日:1987-08-04
申请号:US749915
申请日:1985-06-27
IPC分类号: C07D233/38 , C07D501/57 , C07F7/08 , C07F7/18 , A61K31/545
CPC分类号: C07D233/38 , C07F7/0892 , C07F7/1856
摘要: 7.alpha.-Hydroxyamino-7.beta.-[2-substituted-2-(acylamino)acetamido]-cephalosporin antibiotics, pharmaceutically-acceptable salts and in vivo hydrolyzable esters thereof, a method of treating susceptible infections therewith, and intermediates therefor.
摘要翻译: 7α-羟基氨基-7β-[2-取代-2-(酰基氨基)乙酰氨基] - 头孢菌素抗生素,其药学上可接受的盐和体内可水解的酯,一种治疗易感染的方法及其中间体。
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公开(公告)号:US4560552A
公开(公告)日:1985-12-24
申请号:US330456
申请日:1981-12-14
IPC分类号: A61K31/42 , A61K31/43 , A61P31/04 , C07D503/00 , C12N9/99 , C12P1/06 , C12P17/18 , C12P37/04 , A61K35/00
CPC分类号: C12P17/188 , A61K31/42 , A61K31/43 , C07D503/00
摘要: A new antibacterially active agent has been isolated from Streptomyces clavuligerus. This new compound which is designated clavulanic acid has the formula (I): ##STR1## In addition to being a broad spectrum antibiotic of medium potency, clavulanic acid and its salts and esters have the ability to enhance the effectiveness of .beta. lactam antibiotics against many .beta.-lactamase producing bacteria.
摘要翻译: 已经从Streptomyces clavuligerus中分离出一种新的抗菌活性剂。 这种被称为克拉维酸的新化合物具有式(I):其中除了是广谱抗生素的中等效力外,克拉维酸及其盐和酯还具有提高β-内酰胺的有效性的能力 针对许多β-内酰胺酶生产细菌的抗生素。
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