Multicatalytic protease inhibitors
AssigneeCephalon, Inc.
InventorsMohamed Iqbal, James L. Diebold, Robert Siman, Sankar Chatterjee, James C. Kauer
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Abstract
Disclosed herein are inhibitors of the multicatalytic protease enzyme which are represented by the general formula: ##STR1## Constituent members and preferred constituent members are disclosed herein. Methodologies for making and using the disclosed compounds are also set forth herein.
Claims11
A composition for the reduction of Cu/Zn superoxide dismutase-1 enzyme degradation comprising an inhibitor of multicatalytic protease and a pharmaceutically acceptable carrier.
A composition for the alleviation of symptoms of a disorder characterized by a reduction in Cu/Zn superoxide dismutase-1 enzyme activity comprising an inhibitor of multicatalytic protease and a pharmaceutically acceptable carrier.
A method for reducing the degradation of Cu/Zn superoxide dismutase-1 enzyme in a mammal wherein said degradation is a symptom associated with a disease or disorder comprising administering to a patient a therapeutically effective amount of an inhibitor of multicatalytic protease.
A method for alleviating a symptom characteristic of a disorder characterized by a reduction in Cu/Zn superoxide dismutase-1 enzyme activity comprising administering to a patient an inhibitor of multicatalytic protease.
A composition for inhibiting multicatalytic protease comprising a pharmaceutically acceptable carrier and a compound of formula:
- ##STR58## wherein:
- R.sub.1 is selected from the group consisting of --C.tbd.N, --C(.dbd.O)OR.sub.9, phthalimido, --NH--SO.sub.2 R.sub.9, and --NH--J;
- R.sub.2 is selected from the group consisting of H, hydroxyl, alkyl having from one to ten carbons, and cycloalkyl having from three to seven carbons;
- R.sub.3 is selected from the group consisting of --(CH.sub.2).sub.m --NH--C(.dbd.N--R.sub.5)--NH.sub.2, --R.sub.6 --NO.sub.2, --R.sub.6 --J, and --R.sub.6 --CN;
- R.sub.4 is --CH(CH.sub.2 --R.sub.7)--Q;
- Q is selected from the group consisting of --CH--R.sub.8, --C(.dbd.O)CH.sub.3, --C(.dbd.O)CH.sub.2 Cl, --C(.dbd.O)CH.sub.2 Br, --C(.dbd.O)CH.sub.2 F, --C(.dbd.O)CHF.sub.2, --C(.dbd.O)CF.sub.3, --C(.dbd.O)C(.dbd.O)R.sub.7, ##STR59## --C(.dbd.O)C(.dbd.O)NH--R.sub.7, --C(.dbd.O)CO.sub.2 --R.sub.7, --C(.dbd.O)CO.sub.2 H, --B(OH).sub.2,
- where p and q, independently, are 2 or 3;
- W is cycloalkyl;
- R.sub.5 is selected from the group consisting of --NO.sub.2, --CN, and --J;
- R.sub.6 is --(CH.sub.2).sub.m --NH--C(.dbd.NH)--NH--;
- R.sub.7 is selected from the group consisting of phenyl, and alkyl having from one to eight carbons, said alkyl group being optionally substituted with one or more halogen atoms, aryl, or heteroaryl groups;
- R.sub.8 is selected from the group consisting of .dbd.O, .dbd.N--NHC(.dbd.O)--NH.sub.2, .dbd.N--OH, .dbd.N--OCH.sub.3, .dbd.N--O--CH.sub.2 --C.sub.6 H.sub.5, .dbd.NNH--C(.dbd.S)--NH.sub.2 and .dbd.N--NH--J;
- R.sub.9 is selected from the group consisting of hydrogen, and alkyl having from one to six carbons, said alkyl group being optionally substituted with one or more halogen atoms, aryl or heteroaryl groups;
- J is a protecting group;
- n is an integer from 3 to 10;
- and
- m is an integer from 2 to 5.
A method for inhibiting multicatalytic protease comprising contacting a multicatalytic protease with an inhibitory amount of a compound of formula:
- ##STR60## wherein:
- R.sub.1 is selected from the group consisting of --C.tbd.N, --C(.dbd.O)OR.sub.9, phthalimido, --NH--SO.sub.2 R.sub.9, and --NH--J;
- R.sub.2 is selected from the group consisting of H, hydroxyl, alkyl having from one to ten carbons, and cycloalkyl having from three to seven carbons;
- R.sub.3 is selected from the group consisting of --(CH.sub.2).sub.m --NH--C(.dbd.N--R.sub.5)--NH.sub.2, --R.sub.6 --NO.sub.2, --R.sub.6 --J, and --R.sub.6 --CN;
- R.sub.4 is --CH(CH.sub.2 --R.sub.7)--Q;
- Q is selected from the group consisting of --CH--R.sub.8, --C(.dbd.O)CH.sub.3, --C(.dbd.O)CH.sub.2 Cl, --C(.dbd.O)CH.sub.2 Br, --C(.dbd.O)CH.sub.2 F, --C(.dbd.O)CHF.sub.2, --C(.dbd.O)CF.sub.3, --C(.dbd.O)C(.dbd.O)R.sub.7, ##STR61## --C(.dbd.O)C(.dbd.O)NH--R.sub.7, --C(.dbd.O)CO.sub.2 --R.sub.7, --C(.dbd.O)CO.sub.2 H, --B(OH).sub.2,
- where p and q, independently, are 2 or 3;
- W is cycloalkyl;
- R.sub.5 is selected from the group consisting of --NO.sub.2, --CN, and --J;
- R.sub.6 is --(CH.sub.2).sub.m --NH--C(.dbd.NH)--NH--;
- R.sub.7 is selected from the group consisting of phenyl, and alkyl having from one to eight carbons, said alkyl group being optionally substituted with one or more halogen atoms, aryl, or heteroaryl groups;
- R.sub.8 is selected from the group consisting of .dbd.O, .dbd.N--NHC(.dbd.O)--NH.sub.2, .dbd.N--OH, .dbd.N--OCH.sub.3, .dbd.N--O--CH.sub.2 --C.sub.6 H.sub.5, .dbd.NNH--C(.dbd.S)--NH.sub.2 and .dbd.N--NH--J;
- R.sub.9 is selected from the group consisting of hydrogen, and alkyl having from one to six carbons, said alkyl group being optionally substituted with one or more halogen atoms, aryl or heteroaryl groups;
- J is a protecting group;
- n is an integer from 3 to 10;
- and
- m is an integer from 2 to 5.
Dependencies are inferred from the claim text.