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US 6,333,335 B1Granted
Phenyl-protein transferase inhibitors
AssigneeMerck & Co., Inc.
InventorsChristopher J. Dinsmore, Samuel L. Graham, Theresa M. Williams
Life of this patent
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Abstract
The present invention is directed to tetrahydro-imidazopyridinyl compounds which inhibit prenyl-protein transferase and the prenylation of the oncogene protein Ras. The invention is further directed to chemotherapeutic compositions containing the compounds of this invention and methods for inhibiting prenyl-protein transferase and the prenylation of the oncogene protein Ras.
Claims6
A compound of Formula III or a pharmaceutically acceptable salt thereof:
- wherein:
- m is 0, 1, or 2;
- p is 1, 2, or 3;
- q and r are independently 1 or 2;
- A is O or S(O)m;
- R1 is H or C1-6 alkyl;
- R2 and R3 are independently selected from:
- 1) C1-6 alkyl, optionally substituted with R*,
- 2) C2-6 alkenyl, optionally substituted with R*,
- 3) C2-6 alkynyl, optionally substituted with R*,
- 4) halo,
- 5) OR7,
- 6) NR5R6,
- 7) CN,
- 8) NO2,
- 9) C1-C6 perfluoroalkyl,
- 10) S(O)mR8,
- 11) S(O)m NR5R6,
- 12) NR5S(O)mR8,
- 13) C(O)NR5R6,
- 14) C3-C6 cycloalkyl, and
- 15) H;
- R4 is selected from:
- 1) H,
- 2) C1-6 alkyl, optionally substituted with one to four fluorines,
- 3) C2-6 alkenyl,
- 4) C2-6 alkynyl, and
- 5) phenyl;
- R5 and R6 are independently selected from:
- 1) H,
- 2) C1-6 alkyl,
- 3) C3-6 cycloalkyl,
- 4) phenyl,
- 5) C(O)R8,
- 6) CO2R8, and
- 7) —(C1-C3)alkylphenyl, or
- R5 and R6 are taken together with the nitrogen to which they are attached to form:
- R7 is selected from:
- 1) hydrogen,
- 2) C1-C6 alkyl,
- 3) benzyl, and
- 4) phenyl;
- R8 is C1-C6 alkyl or phenyl;
- and
- R* is:
- 1) C1-4 alkoxy,
- 2) NR5R6,
- 3) C3-6 cycloalkyl,
- 4) aryl or heterocyclyl,
- 5) —OR7,
- 6) —S(O)mR8,
- 7) —C(O)NR5R6,
- 8) halo,
- 9) C1-3 perfluoroalkyl,
- 10) C1-6 alkyl, or
- 11) COR8.
53 more elements
A compound of Formula IV or a pharmaceutically acceptable salt thereof:
- wherein:
- p is 1,2, or 3;
- A is O or S;
- R1 is H or methyl;
- R2 and R3 are independently selected from:
- 1) C1-6 alkyl,
- 2) OC1-6 alkyl
- 3) halo,
- 4) CN,
- 5) NO2,
- 6) C1-6 perfluoroalkyl,
- 7) S(O)2R8, and
- 8) H;
- and
- R8 is C1-6 alkyl or phenyl.
12 more elements
A compound selected from the group consisting of:
Dependencies are inferred from the claim text.