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    • 67. 发明授权
    • Bicyclic and tricyclic &bgr;-lactams
    • 双环和三环β-内酰胺
    • US06566355B1
    • 2003-05-20
    • US08420957
    • 1995-04-12
    • Christian HubschwerlenRobert CharnasIngrid HeinzeKlaus Gubernator
    • Christian HubschwerlenRobert CharnasIngrid HeinzeKlaus Gubernator
    • C07D48704
    • A61K31/43A61K31/545C07D487/04A61K31/40A61K2300/00
    • There are described compounds of the formula in which R signifies lower alkoxycarbonyl, lower alkoxy-carbonylamino, the acyl residue of an &agr;- or &bgr;-amino acid or a residue of the general formula Q—X—Y—  (a) wherein Q signifies a 3- to 6-membered ring which optionally contains nitrogen, sulfur and/or oxygen and which is optionally bonded with a fused ring, X signifies a direct bond or a linear “spacer” with up to 6 atoms consisting of carbon, nitrogen, oxygen and/or sulfur, of which up to 2 atoms can be nitrogen atoms and 1 atom can be oxygen or sulfur, and Y represents one of the groups —CO—, —CS—, —CONH— and (where X contains neither sulfur nor carbonyl as a terminal component) —SO2—; and in which R1 and R2 together signify a group of the formula wherein A represents hydrogen or a residue which is usable in the 3-position of cephalosporin antibiotics, and in which R3 represents hydrogen, and pharmaceutically compatible salts of these compounds. The products have &bgr;-lactamase inhibiting properties. They are useful in combination with &bgr;-lactam antibiotics in the control of &bgr;-lactamase forming pathogens.
    • 描述的化合物是R表示低级烷氧基羰基,低级烷氧基 - 羰基氨基,α-或β-氨基酸的酰基残基或通式化合物的残基Q表示3-至6-元环,其任选地含有 氮,硫和/或氧,并且其任选地与稠环键合,X表示直接键或具有多至6个碳原子,氮,氧和/或硫原子的直链“间隔”,其中最多2个 原子可以是氮原子,1个原子可以是氧或硫,Y表示-CO-,-CS-,-CONH-和(其中X不含硫或羰基作为末端成分)之一的-SO 2 - ; 并且其中R 1和R 2一起表示一组甲酰胺A表示氢或可用于头孢菌素抗生素3位的残基,其中R3表示氢,以及这些化合物的药学上相容的盐。产品具有β β-内酰胺酶抑制性质。 它们与β-内酰胺抗生素联合用于控制β-内酰胺酶形成病原体。
    • 69. 发明授权
    • Isooxacephem-derivatives
    • 异恶草衍生物
    • US5811419A
    • 1998-09-22
    • US768369
    • 1996-12-17
    • Christian HubschwerlenJean-Luc Specklin
    • Christian HubschwerlenJean-Luc Specklin
    • C07D507/04A61K31/00A61K31/535A61K31/5375A61K31/5383A61P31/00C07D498/04C07D507/06C07D507/08
    • C07D498/04Y02P20/55
    • Compounds of formula I ##STR1## wherein R.sup.1 is hydrogen or an acyl group derived from a carboxylic acid; R.sup.2 is hydrogen, hydroxy, lower alkyl, cycloalkyl, lower alkoxy, lower alkenyl, cycloalkenyl, lower alkynyl, aryl-lower alkyl, aryl, aryloxy, aryl-lower alkoxy or a heterocyclic ring; the lower alkyl, cycloalkyl, lower alkoxy, lower alkenyl, cycloalkenyl, lower alkynyl, aryl-lower alkyl, aryl, aryloxy, aryl-lower alkoxy and the heterocyclic ring being unsubstituted or substituted with at least one group selected from carboxy, amino, nitro, cyano, lower alkyl, lower alkoxy, hydroxy, halogen, --CONR.sup.21 R.sup.22, --N(R.sup.22)COOR.sup.23, R.sup.22 CO--, R.sup.22 OCO-- or R.sup.22 COO--, wherein R.sup.21 is hydrogen, lower alkyl, or cycloalkyl; R.sup.22 is hydrogen or lower alkyl; R.sup.23 is lower alkyl, lower alkenyl or a carboxylic acid protecting group; as well as readily hydrolyzable esters thereof, pharmaceutically acceptable salts of said compounds and hydrates of the compounds of formula I and of their esters and salts as provided for herein. The invention also relates to pharmaceutical compositions and methods of use of these compounds.
    • 式I的化合物其中R 1是氢或衍生自羧酸的酰基; R2是氢,羟基,低级烷基,环烷基,低级烷氧基,低级烯基,环烯基,低级炔基,芳基 - 低级烷基,芳基,芳氧基,芳基 - 低级烷氧基或杂环。 低级烷基,环烷基,低级烷氧基,低级烯基,环烯基,低级炔基,芳基 - 低级烷基,芳基,芳氧基,芳基 - 低级烷氧基和杂环是未取代的或被至少一个选自羧基,氨基,硝基 ,氰基,低级烷基,低级烷氧基,羟基,卤素,-CONR 21 R 22,-N(R 22)COOR 23,R 22 CO-,R 22OCO-或R 22 COO-,其中R 21是氢,低级烷基或环烷基; R 22是氢或低级烷基; R 23为低级烷基,低级烯基或羧酸保护基; 以及其易水解的酯,所述化合物的药学上可接受的盐和式I化合物的水合物及其如本文所提供的酯和盐。 本发明还涉及这些化合物的药物组合物和使用方法。