Abstract: The present invention relates to novel dihydropyrones of Formula I wherein X is NH or NR8, which inhibit the HIV aspartyl protease blocking HIV infectivity. The dihydropyrones are useful in the development of therapies for the treatment of viral infections and diseases, including AIDS.

Abstract: The present invention relates to novel dihydropyrones with tethered heterocycles having improved pharmacologic properties which potently inhibit the HIV aspartyl protease blocking HIV infectivity. The dihydropyrones are useful in the development of therapies for the treatment of viral infections and diseases, including AIDS. The present invention is also directed to methods of synthesis of the dihydropyrones and intermediates useful in the preparation of the final compounds.

Abstract: The invention is a series of 7-substituted quinazolin-2,4-diones useful as antibacterial agents, processes for the preparation of the compounds, and a pharmaceutical composition containing one or more of the compounds.

Abstract: The present invention relates to novel dihydropyrones with tethered heterocycles having improved pharmacologic properties which potently inhibit the HIV aspartyl protease blocking HIV infectivity. The dihydropyrones are useful in the development of therapies for the treatment of viral infections and diseases including AIDS. The present invention is also directed to methods of synthesis of the dihydropyrones and intermediates useful in the preparation of the final compounds.

Abstract: The present invention related to novel dihydropyrones possessing 3-position nitrogen atom, which inhibit the HIV aspartyl protease blocking HIV infectivity. The dihydropyrones are useful in the development of therapies for the treatment of viral infections and diseases, including AIDS.

Abstract: The present invention relates to novel dihydropyrones with tethered heterocycles having improved pharmacologic properties which potently inhibit the HIV aspartyl protease blocking HIV infectivity. The dihydropyrones are useful in the development of therapies for the treatment of viral infections and diseases, including AIDS. The present invention is also directed to methods of synthesis of the dihydropyrones and intermediates useful in the preparation of the final compounds.

Abstract: The present invention related to novel dihydropyrones possessing 3-position nitrogen atom, which inhabit the HIV aspartyl protease blocking HIV infectivity. The dihydropyrones are useful in the development of therapies for the treatment of viral infections, and diseases, including AIDS.

Abstract: The invention is a series of 7-substituted quinazolin-2,4-diones useful as antibacterial agents, processes for the preparation of the compounds, and a pharmaceutical composition containing one or more of the compounds.

Abstract: Benzo[de]isoquinoline-1,3-diones which are selective inhibitors of bacterial DNA gyrase and DNA topoisomerase useful in antibacterial agents are described as well as methods for their preparation and formulation. Novel intermediates useful in the preparation of the final products are also described.

Abstract: The invention is a series of 7-substituted quinazolin-2,4-diones useful as antibacterial agents, processes for the preparation of the compounds, and a pharmaceutical composition containing one or more of the compounds.

Abstract: Benzo[de]isoquinoline-1,3-dione of Formula or a pharmaceutically acceptable salt thereof wherein R is hydrogen or a protecting group typically used in the art for protecting alcohols and R1-R5 are each independently chosen from H, Cl, Br, F, straight or branched alkyl C1-C8 alkyl, C3-C8 cycloalkyl, heterocycle or bridged heterocycle of 4-9 atoms containing 1-3 heteroatoms, —(CR′2)nOR6, —(CR′2)nN(R6)2, —(CR′2)nNR6COR7, —(CR′2)nNR6SO2OR7, —(CR′2)nNR6SO2 N(R6)2, —(CR′2)nOSO2 N(R6)2, —(CR′2)nCN, —(CR′2)n(NOR6)R7, NO2, CF3, —(CR′2)nSOmR7, —(CR′2)nSOmR7, —(CR′2)nCO2R6, —(CR′2)nCON(R6)2, Ph, and any two of R1-R5 may form a substituted or unsubstituted ring of 5-7 total atoms having 0-2 heteroatoms are claimed which are selective inhibitors of bacterial DNA gyrase and DNA topoisomerase useful in antibacterial agents.

Abstract: Isothiazolones having the general structure ##STR1## where A is a monocyclic or bicyclic ring which may contain up to 3 heteroatoms selected from O, S, and N; R.sup.1 and R.sup.2 are substituent groups such as alkyl, alkoxy, hydroxy, nitro, cyano, amino, and carboxy; and R.sup.5 is alkyl, cycloalkyl, phenyl, and Het. The isothiazolones are useful as anti-retroviral agents, anti-inflammatory agents, and anti-atherosclerotic agents.

Abstract: Described are antibacterial agents of formula (I): X is O, S or N--R.sub.8 ; R.sub.1, R.sub.2, R.sub.3 and R.sub.8 are independently H, straight or branched alkyl of 1-6 carbons, cycloalkyl of 3-6 carbons, alkenyl or alkynyl of from 2 to 6 atoms, R heterocyclic ring of from 5-8 atoms with 1-3 heteroatoms as nitrogen, oxygen or sulfur, or phenyl, all of which rings may be optionally substituted up to 3 times by halogen, OR, NR.sub.2, NR'COR', CN, CO.sub.2 R' or CONR.sub.2 ', halogen, CN, CO.sub.2 R, COR, CON(R).sub.2, CON(R").sub.2, SR, SON, SCO.sub.2 R or SCON(R).sub.2 ; R.sub.4 is H, straight or branched alkyl of from 1-6 carbon atoms, alkenyl or alkynyl of from 2 to 6 atoms, heterocyclic ring of from 5-8 atoms with 1-3 heteroatoms as nitrogen, oxygen or sulfur or phenyl, all of which rings may be optionally substituted up to 3 times by halogen, OR, NR.sub.2, NR'COR', CN, CO.sub.2 R' or CONR.sub.2 ', halogen, CN, NO.sub.2, N(R).sub.2, NRCOR, NRCOR", COR, CO.sub.2 R, CON(R).sub.2, CON(R").sub.2, NRCON(R).sub.

Abstract: This invention pertains to improved antiviral activity of 6,6-disubstituted-5,6-dihydropyran-2-ones caused by judicious placement of certain polar substituents at the 3 and/or 6 positions.The same substituents which enhance the cellular activity also diminish cytotoxicity further enhancing the desirable properties of these agents as antivirals.

Abstract: The present invention relates to novel tri- and tetrasubstituted pyrones and related structures which potently inhibit the HIV aspartyl protease blocking HIV infectivity. The pyrone derivatives are useful in the development of therapies for the treatment of bacterial and viral infections and diseases, including AIDS. The present invention is also directed to methods of synthesis of multifunctionalized pyrones and of related structures.

Abstract: Isothiazolones having the general structure ##STR1## where A is a monocyclic or bicyclic ring which may contain up to 3 heteroatoms selected from O, S, and N; R.sup.1 and R.sup.2 are substituent groups such as alkyl, alkoxy, hydroxy, nitro, cyano, amino, and carboxy; and R.sup.5 is alkyl, cycloalkyl, phenyl, and Het. The isothiazolones are useful as anti-retroviral agents, anti-inflammatory agents, and anti-atherosclerotic agents.

Abstract: Arylthiol and dithiobisarylamide antibacterial and antiviral agents have the general formula ##STR1## where A is monocyclic or bicyclic aryl which can contain up to 3 heteroatoms selected from O, S, and N,R.sup.1 and R.sup.2 are substituent groups, X is ##STR2## or SO.sub.2 NR.sup.4 Z, Y is H or SZ when n is 1, a single bond when n is 2; R.sup.4 and Z can be hydrogen or alkyl.

Abstract: Isothiazolones having the general structure ##STR1## where A is a monocyclic or bicyclic ring which may contain up to 3 heteroatoms selected from O, S, and N; R.sup.1 and R.sup.2 are substituent groups such as alkyl, alkoxy, hydroxy, nitro, cyano, amino, and carboxy; and R.sup.5 is alkyl, cycloalkyl, phenyl, and Het. The isothiazolones are useful as anti-retroviral agents, anti-inflammatory agents, and anti-atherosclerotic agents.

Abstract: This invention pertains to improved antiviral activity of 6,6-disubstituted-5,6-dihydropyran-2-ones caused by judicious placement of certain polar substituents at the 3 and/or 6 positions.The same substituents which enhance the cellular activity also diminish cytotoxicity further enhancing the desirable properties of these agents as antivirals.

Abstract: The present invention relates to novel tri- and tetrasubstituted pyrones and related structures which potently inhibit the HIV aspartyl protease blocking HIV infectivity. The pyrone derivatives are useful in the development of therapies for the treatment of bacterial and viral infections and diseases, including AIDS. The present invention is also directed to methods of synthesis of multifunctionalized pyrones and of related structures.