摘要:
The present invention describes intermediates (ZP) for a novel and efficient synthesis of compounds in which the pharmacophores of quinolone and oxazolidinone are linked to one another by way of a chemically stable linker.
摘要:
The invention relates to antibiotic ethanol or 1,2-ethanediol cyclohexyl derivatives of formula (I) wherein R1 represents (C1-C4)alkoxy; one or two of U, V, W and X represents) N and the remaining represent each independently CH or, in the case of V or X, may also represent CRa; Ra represents halogen; R2 represents H or OH; A represents CH2, CO, CH2CH═CH or COCH═CH; D represents a phenyl group optionally substituted one or two times by halogen atoms, or D represents a group of the formula (II) in which Q is oxygen or sulphur; and to salts of these derivatives of formula (I).
摘要:
The present invention describes intermediates (ZP) for a novel and efficient synthesis of compounds in which the pharmacophores of quinolone and oxazolidinone are linked to one another by way of a chemically stable linker.
摘要:
The present invention provides compounds of formula I wherein R1 is hydrogen, C1-6-alkyl, C1-6-alkyl substituted by fluoro, or C3-6-cycloalkyl; R2 is hydrogen or a substituent selected from the group consisting of —CH2C(═CHR)—COOR, —CH2OCOR, —CH(R)OCOR, —CH(R)OCOOR, —CH(OCOR)OCOR, —CH2COCH2OCOR and R3 is hydrogen or a substituent selected from the group consisting of —CH2C(═CH2)—COOR, —COOCH2C(═CHR)—COOR, —COOCH2OCOR, —COOCH(R)OCOR, —COOCH(R)OCOOR, —COOCH(OCOR)OCOR, —COOCH2COCH2OCOR, and with the proviso that one of R2 and R3 is hydrogen and the other is not hydrogen, R is hydrogen or C1-6-alkyl; R4 is hydrogen or hydroxy, R5 is hydrogen or &ohgr;-hydroxyalkyl; and X is CH or N, pharmaceutically acceptable salts of the compounds and hydrates of the compounds and of their salts.
摘要:
Compounds of the formula ##STR1## where Z, A, and R are as disclosed herein and pharmaceutically compatible, readily hydrolyzable esters and salts of these compounds are disclosed.The compounds have .beta.-lactamase inhibiting properties and are useful in the control of .beta.-lactamase-forming pathogens in combination with .beta.-lactam antibiotics. They also exhibit antibacterial activity of their own and can accordingly be used themselves in the control or treatment of infectious diseases.
摘要:
The invention relates to antibacterial compounds of formula I wherein one or two of U, V, W, and X represent N, the rest represent CH or, in the case of X, may also represent CRa wherein Ra is fluorine; R1 represents alkoxy, halogen or cyano; R2 represents H, CH2OH, CH2N3, CH2NH2, alkylcarbonylaminomethyl or triazol-1-ylmethyl; R3 represents H, or, when n is 1, R3 may also represent OH, NH2, NHCOR6 or triazol-1-yl; A represents CR4; K represents O, NH, OCH2, NHCO, NHCH2, CH2NH, CH2CH2, CH═CH, CHOHCHOH or CHR5; R4 represents H or together with R5 forms a bond, or also R4 can represent OH when K is not O, NH, OCH2 or NHCO; R5 represents OH or together with R4 forms a bond; R6 represents alkyl; m is 0 or 1 and n is 0 or 1; and G is as defined in the description; and to salts of such compounds.
摘要:
The invention relates to antibacterial compounds of formula (I), wherein R1 is H, halogen, (C1-C3)alkyl or (C1-C3)alkoxy; R2 is H, halogen, (C1-C3)alkyl, (C1-C3)alkoxy or pyrrolidin-1-yl; R3 is H, halogen, (C1-C3)alkyl, (C1-C3)alkoxy, vinyl or 2-methoxycarbonyvinyl or R2 and R3 together with the two carbon atoms which bear them form a phenyl ring; R4 is H, halogen, (C1-C3)alkyl or (C1-C3)alkoxy; and R5 is H, (C1-C3)alkyl or cyclopropyl, or R4 and R5 form together a —CH2CH2CH2— group; A is the divalent group —CH2—, —CH2CH2—, #—CH(OH)CH2—*, #—CH2N(R6)—* and —CH2NHCH2—, wherein # indicates the point of attachment to the optionally substituted (quinazoline-2,4-dione-3-yl)methyl residue and * represents the point of attachment to the substituted (oxazolidinon-4-yl)methyl residue; R6 is H or acetyl; Y is CH or N; and Q is O or S; and salts of such compounds.
摘要:
The invention relates to 3-ureidoisoquinolin-8-yl derivatives of formula I wherein R1 is alkyl, haloalkyl or cyclopropyl; R2 is H, halogen, pyridazin-4-yl, pyrimidin-5-yl or an optionally substituted pyridin-3-yl, pyridin-4-yl or phenyl group; R3 is alkyl, alkynyl, aminoalkyl, carbamoylalkyl, methylcarbamoylalkyl, alkoxy, haloalkoxy, alkynyloxy, (4-hydroxybut-2-yn-1-yl)oxy, (4-aminobut-2-yn-1-yl)oxy, dimethylaminoalkoxy, carbamoylalkoxy, alkylamino, cycloalkyl, cycloalkylalkyl, cycloalkylalkoxy, hydroxyalkyl, hydroxyalkoxy, alkoxyalkyl, alkoxyalkoxy, carboxyalkyl, carboxyalkoxy, alkoxycarbonylalkoxy, aryl, heteroaryl, benzyl, benzyloxy, 2-cyanoethoxy, 2,3-dihydroxypropoxy, 3,4-dihydroxybutoxy, —CH2Ra, —CH2CH2Rb, —(CH2)n—C(O)O—Rd, —(CH2)n—N(Rc)C(O)O—Rd, —O—(CH2)n—N(Rc)C(O)O—Rd, —(CH2)n—Re or —O—(CH2)n—Re; Ra is cyano, acetylamino or N,N-dimethylamino; Rb is cyano or carbamoyl; Rc is H or methyl; Rd is alkyl; Re is pyrrolidin-1-yl, piperidin-1-yl, piperidin-3-yl, morpholin-1-yl, 2-oxopyrrolidin-1-yl, 5-oxopyrrolidin-2-yl, 2,5-dioxopyrrolidin-1-yl, 2-oxoimidazolidin-1-yl, 4-(tert-butoxycarbonyl)piperazin-1-yl, 4-(aminomethyl)cyclohexyl or heteroaryl; R4 is H or methyl; and to the salts of such compounds. These compounds are useful for the prevention or the treatment of bacterial infections.
摘要:
The invention relates to antibacterial compounds of formula I wherein is a bond or is absent, V is CH, CR6 or N; R0 is H or, if is a bond, may also be alkoxy; R1 is notably H or halogen; U is CH or N when is a bond, or, if is absent, U is CH2, NH or NR9; R2 is H, alkylcarbonyl or —CH2—R3; R3 is H, alkyl or hydroxyalkyl; R4 is H or, if n is not 0 and R5 is H, may also be OH; R5 is H, alkyl, hydroxyalkyl, aminoalkyl, alkoxyalkyl, carboxy or alkoxycarbonyl; R6 is hydroxyalkyl, carboxy, alkoxycarbonyl or —(CH2)q—NR7R8, q being 1, 2 or 3 and each of R7 and R8 independently being H or alkyl or R7 and R8 forming with the N atom bearing them a ring; R9 is alkyl or hydroxyalkyl; A is —(CH2)p—, —CH2CH2CH(OH)— or —COCH2CH(OH)—; G is substituted phenyl or G1 or G2 wherein Q is O or S and X is CH or N; and Y1, Y2 and Y3 may each be CH or N; and n is 0 when A is —CH2CH2CH(OH)— or —COCH2CH(OH)—, and n is 0, 1 or 2 when A is —(CH2)p—, p being 1, 2, 3 or 4, with the proviso that the sum of n and p is then 2, 3 or 4; and to salts of such compounds.
摘要:
The invention relates to antibacterial compounds of formula I wherein R1 is alkoxy or halogen; U and V each independently are CH or N; is a bond or is absent; W is CH or N or, when is absent, W is CH2 or NH, with the proviso that U, V and W are not all N; A is a bond or CH2; R2 is H or, provided A is CH2, may also be OH; m and n each independently are 0 or 1; D is CH2 or a bond; G represents a phenyl group substituted once or twice in the meta and/or para position(s) by substituents selected from alkyl, (C1-C3)alkoxy and halogen, or G is a group G1 or G2 wherein Z1, Z2 and Z3 may each represent CH or N; X is N or CH and Q is O or S; it being understood that if m and n each are 0, then A is CH2; and salts of such compounds.