摘要:
The present invention relates to a compound of the formula ##STR1## wherein X.sup.1, R.sup.1, R.sup.2, OP, R.sup.3, R.sup.4, R.sup.5, R.sup.6, and R.sup.0 are as described herein, and their pharmaceutically acceptable salts thereof carrying an acidic andr basic substituent.The compound of formula I as well as their pharmaceutically acceptable salts inhibit DNA gyrase activity in bacteria and possess antibiotic, especially antibacterial activity against microorganisms and can be used in the control or prevention of infectious diseases.
摘要:
Bicyclic derivatives of the general formula ##STR1## wherein X.sup.1 is --S-- or --SO--;X.sup.2 is --CO-- or --CS--;R.sup.1 is hydrogen, halogen or lower alkyl optionally substituted by halogen or lower alkoxy;R.sup.2 and R.sup.3 are each independently hydrogen, lower alkyl, halogen, amino, lower alkylamino, di-lower alkylamino, acylamino, lower alkexy, lower alkoxymethoxy or a group OR.sup.4 ;R.sup.4 is hydrogen or an easily hydrolyzable group;R.sup.5 is hydrogen, optionally esterified carboxy or amidated (thio)carboxy, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted acyl or heterocyclyl;R.sup.6 and R.sup.7a are each independently hydrogen or lower alkyl;R.sup.7b is hydrogen, optionally substituted hydroxy, --NR--A or --N.dbd.B, in which R is hydrogen or lower alkyl, A is hydrogen, optionally substituted alkyl, lower cycloalkyl, iminoyl, (thio)acyl, esterified carboxy or amidated (thio)carboxy and B is lower alkylidene;R.sup.7a and R.sup.7b together represent oxo, lower alkoxycarbonylmethylidene or optionally substituted hydroxyimino; andR.sup.8 is hydrogen, optionally substituted alkyl, optionally esterified carboxy or amidated (thio)carboxy; provided that no more than two of R.sup.1 -R.sup.3 are nitrogen-containing groups; no more than two of R.sup.1 -R.sup.3 are oxygen containing groups and no more than two of R.sup.1 -R.sup.3 are either nitrogen containing or oxygen containing groups;and pharmaceutically acceptable salts of the compounds of formula I carrying an acidic and/or basic substituent.The products are antimicrobially active.
摘要:
Bicyclic derivatives of the formula ##STR1## wherein X.sup.1, X.sup.2, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7a, R.sup.7b, and R.sup.8 are as defined in the specification. These compounds are antimicrobially active.
摘要:
Acyl derivatives of the formula ##STR1## in which R is an acyl group, excluding those acyl groups of the formula ##STR2## in which A is a group of the formulae --NHCO--, --NHCONHCO--, --NHCOCH.dbd.CH--, ##STR3## wherein R.sup.6 is hydrogen or lower alkyl; R.sup.1 and R.sup.2 are hydrogen or a protecting group, X is hydrogen, halogen, lower alkoxy, nitro or --OR.sup.2, n is 1 or 2, R.sup.4 and R.sup.5 are hydrogen or together represent an additional bond and Z is a direct bond or carbonyl (where R.sup.4 and R.sup.5 both represent hydrogen) or a group of the formula --O--B-- (where R.sup.4 and R.sup.5 together represent an additional bond) in which B is a straight-chain, branched or cyclic lower alkylene;and wherein R.sup.3 is a substituted bicyclic group of the formulae ##STR4## wherein R.sup.7 and R.sup.8 are independently hydrogen, lower alkyl or trifluoromethyl or, in formulae (a), (b), (e) and (f) together represent alkylene with 3 or 4 carbon atoms, and R', R" and R"' are independently hydrogen, lower alkyl or lower cycloalkyl; wherein compounds of formula I in which R.sup.4 and R.sup.5 together represent an additional bond are present in the syn-isomeric form or as a mixture with the anti-isomeric form in which the syn-isomeric form predominates,as well as readily hydrolyzable esters and salts of these compounds and hydrates of the compounds of formula I or of their esters and salts.These compounds are useful as antibiotics.
摘要:
Compounds of the formula ##STR1## in which P is hydroxy and T is the group -X.sup.2 -CR.sup.7a R.sup.7b -CHR.sup.8 -OH or T is hydrogen and P is the group O-CHR.sup.8 -CR.sup.7a R.sup.7b -X.sup.2 -OH and, wherein X.sup.1, X.sup.2, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7a, R.sup.7b, and R.sup.8 are as defined in the specification,or a reactive derivative thereof. These compounds are useful in the preparation of DNA gyrase inhibitors.
摘要:
Antibacterial compounds of the formula ##STR1## wherein R is a mononuclear carbocyclic aromatic group, a 5-membered aromatic heterocyclic group which contains as the hetero (non-carbon) ring member(s) an oxygen or sulphur atom or an imino or lower alkylimino group and, optionally, one or two nitrogen atoms, or a 6-membered aromatic heterocyclic group which contains one to three nitrogen atoms as the hetero ring member(s); R.sup.1 is hydrogen or a 3-substituent which is usable in cephalosporin chemistry; A is lower alkylene or C.sub.3-7 -cycloalkylene which is optionally substituted with carboxy, carbamoyl, lower alkylcarbamoyl or di(lower alkyl)carbamoyl; Q is lower alkylene or C.sub.3-7 -cycloalkylene which is optionally substituted with carboxy, carbamoyl, lower alkylcarbamoyl or di(lower alkyl)carbamoyl, or the group --NR.sup.2 -- or --NR.sup.2 NR.sup.3 --; R.sup.2 and R.sup.3 are independently hydrogen or lower alkyl; p and m are the zero or 1, n is zero, 1 or 2; R.sup.4 is hydrogen, lower alkanoyl or tri(lower alkyl)silyl; two R.sup.4 groups together represent diphenylmethylene; R.sup.5 is hydrogen, lower alkyl, hydroxy, lower alkoxy, halogen, nitro, --OCOR.sup.7, --OCOOR.sup.71, --N(R.sup.7).sub.2, --NHCOR.sup.7, --NHCOOR.sup.71, --COR.sup.7, --SR.sup.7, --SOR.sup.7, --SO.sub.2 R.sup.7, --SO.sub.3 H, --COOR.sup.7 or --CON(R.sup.7).sub.2 ; R.sup.6 is hydrogen, lower alkyl or halogen, R.sup.7 is hydrogen or lower alkyl; R.sup.71 is lower alkyl, and the two --OR.sup.4 groups are attached to the phenyl ring via adjacent carbon atoms, as well as readily hydrolyzable esters and pharmaceutically acceptable salts of these compounds and hydrates of compounds of formula I and of their esters and salts.
摘要:
The novel compounds of the formula ##STR1## wherein R.sup.1 is hydrogen, a residue readily removable by reduction, lower 1-hydroxyalkyl or lower alkanoyl andR.sup.2 is hydrogen, or each of R.sup.1 and R.sup.2 is a residue readily removable by reduction;R.sup.3 is hydrogen or lower alkyl;R.sup.4 is hydrogen or a readily removable protecting group; andA is lower alkylidene or (C.sub.5-7)-cycloalkylidene,are valuable intermediates for the manufacture of antimicrobially-active .beta.-lactams.
摘要:
Antibacterial compounds of the formula ##STR1## wherein R is a mononuclear carbocyclic aromatic group, a 5-membered aromatic heterocyclic group which contains as the hereto (non-carbon) ring member(s) an oxygen or sulphur atom or an imino or lower alkylimino group and, optionally, one or two nitrogen atoms, or a 6-membered aromatic heterocyclic group which contains one to three nitrogen atoms as the hereto ring member(s); R.sup.1 is hydrogen or a 3-substituent which is usable in cephalosporin chemistry; A is lower alkylene or C.sub.3-7 -cycloalkylene which is optionally substituted with carboxy, carbamoyl, lower alkylcarbamoyl or di(lower alkyl)carbamoyl; Q is lower alkylene or C.sub.3-7 -cycloalkylene which is optionally substituted with carboxy, carbamoyl, lower alkylcarbamoyl or di(lower alkyl)carbamoyl or the group --NR.sup.2 -- or --NR.sup.2 NR.sup.3 --; R.sup.2 and R.sup.3 are independently hydrogen or lower alkyl; p and m are the zero or 1, n is zero, 1 or 2; R.sup.4 is hydrogen, lower alkanoyl or tri(lower alkyl)silyl; two R.sup.4 groups together represent diphenylmethylene; R.sup.5 is hydrogen, lower alkyl, hydroxy, lower alkoxy, halogen, nitro, --OCOR.sup.7, --OCOOR.sup.71, --N(R.sup.7).sub.2, --NHCOR.sup.7, --NHCOOR.sup.71, --COR.sup.7, --SR.sup.7, --SOR.sup.7, --SO.sub.2 R.sup.7, --SO.sub.3 H, --COOR.sup.7 or --CON(R.sup.7).sub.2 ; R.sup.6 is hydrogen, lower alkyl or halogen, R.sup.7 is hydrogen or lower alkyl; R.sup.71 is lower alkyl, and the two --OR.sup.4 groups are attached to the phenyl ring via adjacent carbon atoms, as well as readily hydrolyzable esters and pharmaceutically acceptable salts of these compounds and hydrates of compounds of formula I and of their esters and salts.
摘要:
Antibacterial compounds of the formula ##STR1## wherein R is a mononuclear carbocyclic aromatic group, a 5-membered aromatic heterocyclic group which contains as the hetero (non-carbon) ring member(s) an oxygen or sulphur atom or an imino or lower alkylimino group and, optionally, one or two nitrogen atoms, or a 6-membered aromatic heterocyclic group which contains one to three nitrogen atoms as the hetero ring member(s); R.sup.1 is hydrogen or a 3-substituent which is usable in cephalosporin chemistry; A is lower alkylene or C.sub.3-7 -cycloalkylene which is optionally substituted with carboxy, carbamoyl, lower alkylcarbamoyl or di(lower alkyl)carbamoyl; Q is lower alkylene or C.sub.3-7 -cycloalkylene which is optionally substituted with carboxy, carbamoyl, lower alkylcarbamoyl or di(lower alkyl)carbamoyl, or the group --NR.sup.2 -- or --NR.sup.2 NR.sup.3 --; R.sup.2 and R.sup.3 are independently hydrogen or lower alkyl; p and m are the zero or 1, n is zero, 1 or 2; R.sup.4 is hydrogen, lower alkanoyl or tri(lower alkyl)silyl; two R.sup.4 groups together represent diphenylmethylene; R.sup.5 is hydrogen, lower alkyl, hydroxy, lower alkoxy, halogen, nitro, --OCOR.sup.7, --OCOOR.sup.71, --N(R.sup.7).sub.2, --NHCOR.sup.7, --NHCOOR.sup.71, --COR.sup.7, --SR.sup.7, --SOR.sup.7, --SO.sub.2 R.sup.7, --SO.sub.3 H, --COOR.sup.7 or --CON(R.sup.7).sub.2 ; R.sup.6 is hydrogen, lower alkyl or halogen, R.sup.7 is hydrogen or lower alkyl; R.sup.71 is lower alkyl, and the two --OR.sup.4 groups are attached to the phenyl ring via adjacent carbon atoms,as well as readily hydrolyzable esters and pharmaceutically acceptable salts of these compounds and hydrates of compounds of formula I and of their esters and salts.
摘要:
Antibacterial compounds of the formula ##STR1## wherein R is a mononuclear carbocyclic aromatic group, a 5-membered aromatic heterocyclic group which contains as the hetero (non-carbon) ring member(s) an oxygen or sulphur atom or an imino or lower alkylimino group and, optionally, one or two nitrogen atoms, or a 6-membered aromatic heterocyclic group which contains one to three nitrogen atoms as the hetero ring member(s); R.sup.1 is hydrogen or a 3-substituent which is usable in cephalosporin chemistry; A is lower alkylene or C.sub.3-7 cycloalkylene which is optionally substituted with carboxy, carbamoyl, lower alkylcarbamoyl or di-(lower alkyl)carbamoyl; Q is lower alkylene or C.sub.3-7 cycloalkylene which is optionally substituted with carboxy, carbamoyl, lower alkylcarbamoyl or di(lower alkyl)carbamoyl, or the group --NR.sup.2 -- or --NR.sup.2 NR.sup.3 --; R.sup.2 and R.sup.3 are independently hydrogen or lower alkyl; p and m are the zero or 1, n is zero, 1 or 2; R.sup.4 is hydrogen, lower alkanoyl or tri(lower alkyl)silyl; two R.sup.4 groups together represent diphenylmethylene; R.sup.5 is hydrogen, lower alkyl, hydroxy, lower alkoxy, halogen, nitro, --OCOR.sup.7, --OCOOR.sup.71, --N(R.sup.7).sub.2, --NHCOR.sup.7, --NHCOOR.sup.71, --COR.sup.7, --SR.sup.7, --SOR.sup.7, --SO.sub.2 R.sup.7, --SO.sub.3 H, --COOR.sup.7 or --CON(R.sup.7).sub.2 R.sup.6 is hydrogen, lower alkyl or halogen, R.sup.7 is hydrogen or lower alkyl; R.sup.71 is lower alkyl, and the two --OR.sup.4 groups are attached to the phenyl ring via adjacent carbon atoms,as well as readily hydrolyzable esters and pharmaceutically acceptable salts of these compounds and hydrates of compounds of formula I and of their esters and salts.