摘要:
Carbacephalosporin compounds of formula (I), ##STR1## salts thereof, processes for their synthesis and uses thereof, wherein: R.sup.1 is hydrogen, methoxy or formamido; R.sup.2 is an acyl group; CO.sub.2 R.sup.3 is a carboxy group or a carboxylate anion, or R.sup.3 is a carboxy protecting group or a pharmaceutically acceptable salt-forming group or in vivo hydrolysable ester group; R.sup.4, R.sup.5, R.sup.6 and R.sup.7 represent hydrogen or a substituent; R.sup.4 and R.sup.7 may be replaced by a chemical bond between the two carbon atoms shown; R.sup.5 and R.sup.6 may be linked together into a cyclic system. The compounds (I) have antibacterial properties.
摘要:
The present invention relates to novel pyridone derivatives capable of inhibiting α4 integrin mediated cell adhesion, processes for their preparation, compositions comprising them and their use in the treatment of diseases capable of being modulated by the inhibition of cell adhesion.
摘要:
This invention relates to novel compounds which are inhibitors of T790M containing EGFR mutants, to pharmaceutical compositions containing them, to processes for their preparation, and to their use in therapy for the prevention or treatment of cancer.
摘要:
Compound of formula (I): are disclosed in which: R1 is an aryl group, optionally substituted by 1, 2, 3 or 4 substituents which may be the same or different selected from C(1-6)alkyl, C(1-6)alkoxy, C(1-6)alkylthio, hydroxy, halogen, CN, and mono to perfluoro-C(1-4)alkyl; R2 is halogen, C(1-3)alkyl, C(1-3)alkoxy, hydroxyC(1-3)alkyl, C(1-3)alkylthio, C(1-3)alkylsulphinyl, aminoC(1-3)alkyl, mono- or di-C(1-3)alkylaminoC(1-3)alkyl, C(1-3)alkylcarbonylaminoC(1-3)alkyl, C(1-3)alkoxyC(1-3)alkylcarbonylaminoC(1-3)alkyl, C(1-3)alkylsulphonylaminoC(1-3)alkyl, C(1-3)alkylcarboxy, C(1-3)alkylcarboxyC(1-3)alkyl, and R3 is hydrogen, halogen, C(1-3)alkyl, or hydroxyC(1-3)alkcyl; or R2 and R3 together with the pyrimidone ring carbon atoms to which they are attached form a fused 5-or 6-membered carbocyclic ring; or R2 and R3 together with the pyrimidone ring carbon atoms to which they are attached form a fused benzo or heteroaryl ring ring optionally substituted by 1, 2, 3 or 4 substituents which may be the same or different selected from halogen, C(1-4)alkyl, cyano, C(1-6)alkoxy, C(1-6)alkylthio or mono to perfluoro-C(1-4)alkyl; R4 is hydrogen, C(1-6)alkyl which may be unsubstituted or substituted by 1, 2 or 3 substituents selected from hydroxy, halogen, OR7, COR7, carboxy, COOR7, CONR9R10, NR9R10, NR7COR8, mono- or di-(hydroxyC(1-6)alkyl) amino and N-hydroxyC(1-6)alkyl-N—C(1-6)allkylamino; or R4 is Het-C(0-4)alkyl in which Het is a 5- to 7- membered heterocyclyl ring comprising N and optionally O or S, and in which N may be substituted by COR7, COOR7, CONR9R10, or C(1-6)alkyl optionally substituted by 1, 2 or 3 substituents selected from hydroxy, halogen, OR7, COR7, carboxy, COOR7, CONR9R10 or NR9R10, for instance, piperidinyl-4-yl, pyrrolidin-3-yl; R5 is an aryl or a heteroaryl ring optionally substituted by 1, 2, 3 or 4 substituents which may be the same or different selectd from C(1-6)alkyl, C(1-6)alkoxy, C(1-6)alkylthio, arylC(1-6)alkoxy, hydroxy, halogen, CN, COR7, carboxy, COOR7, NR7COR8, CONR9R10, SO2NR9R10, NR7SO2R8, NR9R10, mono to perfluoro-C(1-4)alkyl and mono to perfluoro-C(1-4)alkoxy; R6 is an aryl or a heteroaryl ring which is further optionally substituted by 1, 2, 3 or 4 substituents which may be the same or different selected from C(1-18)alkyl, C(1-18)alkoxy, C(1-6)alkylthio, C(1-6)alkylsulfonyl, arylC(1-6)alkoxy, hydroxy, halogen, CN, COR7, carboxy, COOR7, CONR9R10, NR7COR8, SO2NR9R10, NR7SO2R8, NR9R10, mono to perfluoro-C(1-4)alkyl and mono to perfluoro-C(1-4)alkoxy, or C(5-10)alkyl; These compound are useful for treating diseases associated with abnormal activity of the phospholipase A2 enzyme, for example athereosclosis.
摘要:
The invention relates to a series of compounds with particular activity as inhibitors of the serine-threonine kinase AKT. Also provided are pharmaceutical compositions comprising same as well as methods for treating cancer.
摘要:
The invention relates to a series of compounds with particular activity as inhibitors of the serine-threonine kinase AKT. Also provided are pharmaceutical compositions comprising same as well as methods for treating cancer.