Patent
The present invention provides inhibitors of O-GIcNAc transferase. Typically, the inhibitors are quinolinone-6-sulfonamides. The invention also provides pharmaceutical compositions thereof and methods for using the same in diabetes and complications thereof, neurodegenerative diseases, cancers, autoimmune diseases, and inflammatory diseases.
1. A compound of formula (I):
or a pharmaceutically acceptable salt thereof, wherein
denotes a single or double bond;
R 1 is cyclic or acyclic, substituted or unsubstituted, branched or unbranched aliphatic; cyclic or acyclic, substituted or unsubstituted, branched or unbranched heteroaliphatic; substituted or unsubstituted aryl; substituted or unsubstituted heteroaryl; substituted or unsubstituted, branched or unbranched arylalkyl; or substituted or unsubstituted, branched or unbranched heteroarylalkyl;
R 2 and R 3 are independently cyclic or acyclic, substituted or unsubstituted, branched or unbranched aliphatic; cyclic or acyclic, substituted or unsubstituted, branched or unbranched heteroaliphatic; substituted or unsubstituted, branched or unbranched acyl; substituted or unsubstituted aryl; substituted or unsubstituted heteroaryl; substituted or unsubstituted, branched or unbranched arylalkyl; substituted or unsubstituted, branched or unbranched heteroarylalkyl; —C(═O)R B ; —SOR B ; —SO 2 R B ; or —C(R B ) 3 ; wherein each occurrence of R B is independently hydrogen; halogen; a protecting group; aliphatic; heteroaliphatic; acyl; aryl; heteroaryl; hydroxyl; alkoxy; aryloxy; amino; alkylamino; dialkylamino; or heteroaryloxy; or
R 2 and R 3 may optionally be taken together with the intervening nitrogen to form a saturated or unsaturated, substituted or unsubstituted heterocyclic moiety;
R 4 is hydrogen, C 1-6 aliphatic, or a protecting group;
R 5 is hydrogen, C 1-6 aliphatic, or a protecting group;
R 6 is hydrogen; halogen; cyclic or acyclic, substituted or unsubstituted, branched or unbranched aliphatic; cyclic or acyclic, substituted or unsubstituted, branched or unbranched heteroaliphatic; substituted or unsubstituted, branched or unbranched acyl; substituted or unsubstituted, branched or unbranched aryl; substituted or unsubstituted, branched or unbranched heteroaryl; —OR F ; —C(═O)R F ; —CO 2 R F ; —C(═O)N(R F ) 2 ; —CN; —SCN; —SR F ; —SOR F ; —SO 2 R F ; —NO 2 ; —N(R F ) 2 ; —NHC(O)R F ; or —C(R F ) 3 ; wherein each occurrence of R F is independently hydrogen; halogen; a protecting group; aliphatic; heteroaliphatic; acyl; aryl moiety; heteroaryl; hydroxy; alkoxy; aryloxy; alkylthioxy; arylthioxy; amino; alkylamino; dialkylamino; heteroaryloxy; or heteroarylthioxy; and
n is 0, 1, 2, or 3; wherein the compound of formula (I) is not one of the following:
2. The compound of claim 1 , wherein the compound has the stereochemistry of formula (Ia):
3. The compound of claim 1 , wherein the compound has the stereochemistry of formula (Ib):
4. The compound of claim 1 of formula:
5. The compound of claim 1 of formula:
6. The compound of claim 1 of formula:
7. The compound of claim 1 of formula:
8. The compound of claim 1 of formula:
wherein
R A is hydrogen; halogen; cyclic or acyclic, substituted or unsubstituted, branched or unbranched aliphatic; cyclic or acyclic, substituted or unsubstituted, branched or unbranched heteroaliphatic; substituted or unsubstituted, branched or unbranched acyl; substituted or unsubstituted, branched or unbranched aryl; substituted or unsubstituted, branched or unbranched heteroaryl; —OR; —C(═O)R; —CO 2 R; —C(═O)N(R) 2 ; —CN; —SCN; —SR; —SOR; —SO 2 R; —NO 2 ; —N(R) 2 ; —NHC(O)R; or —C(R) 3 ; wherein each occurrence of R is independently hydrogen; halogen; a protecting group; aliphatic; heteroaliphatic; acyl; aryl moiety; heteroaryl; alkoxy; aryloxy; alkylthioxy; arylthioxy; amino; alkylamino; dialkylamino; heteroaryloxy; or heteroarylthioxy; and
m is 0-5, inclusive.
9. The compound of claim 1 , wherein R 2 and R 3 are taken together to form a heterocyclic ring.
10. The compound of claim 1 , wherein each of R 2 and R 3 is C 1-6 alkyl, C 1-6 heteroalkyl, aryl, heteroaryl, arylalkyl, or heteroarylalkyl.
11. The compound of claim 1 , wherein one of R 2 and R 3 is C 1-6 alkyl, C 1-6 heteroalkyl, aryl, heteroaryl, arylalkyl, or heteroarylalkyl.
12. A compound having the formula:
13. A pharmaceutical composition comprising a therapeutically effective amount of a compound of claim 1 ; and a pharmaceutically acceptable excipient.
14. A method for treating an OGT-associated disease or condition in a subject comprising administering to a subject in need of such treatment a therapeutically effective amount of a compound of claim 1 .
15. The method of claim 14 , wherein the subject is human.
16. The method of claim 14 , wherein the OGT-associated disease or condition is cancer, diabetes mellitus type I, diabetes mellitus type II, insulin resistance, a complication of diabetes, or inflammatory disease.
17. The compound of claim 1 , wherein is a single bond and R 1 is not phenyl or benzyl.
18. The compound of claim 1 , wherein is a double bond.
19. The compound of claim 1 of formula:
20. The compound of claim 1 of formula:
21. The compound of claim 20 of formula:
22. The compound of claim 20 of formula:
23. The compound of claim 7 , wherein the compound has the stereochemistry of formula:
24. The compound of claim 7 , wherein the compound has the stereochemistry of formula:
25. The compound of claim 8 , wherein the compound has the stereochemistry of formula:
26. The compound of claim 8 , wherein the compound has the stereochemistry of formula:
27. The compound of claim 8 , wherein R A is halogen and m is 1.
28. The compound of claim 8 , wherein R A is chloro or fluoro.
29. The compound of claim 9 , wherein R 2 and R 3 are taken together to form a 6-membered heterocyclic ring.
30. The compound of claim 9 , wherein R 2 and R 3 are taken together to form an optionally substituted pyrrolidine, piperidine, or homopiperidine ring.
31. The compound of claim 9 , wherein R 2 and R 3 are taken together to form an optionally substituted piperazine ring.
32. The compound of claim 31 , wherein the piperazine ring is substituted with an optionally substituted aryl or heteroaryl moiety.
33. The compound of claim 1 , wherein at least one of R 2 and R 3 is aryl, arylalkyl, heteroaryl, or heteroarylalkyl.
34. The compound of claim 33 , wherein each of R 2 and R 3 is arylalkyl or heteroarylalkyl.
35. The compound of claim 33 , wherein each of R 2 and R 3 is heteroarylalkyl.
36. A pharmaceutical composition comprising a therapeutically effective amount of a compound of claim 12 ; and a pharmaceutically acceptable excipient.
37. The pharmaceutical composition of claim 13 , administered in an amount sufficient to deliver about 0.001 mg/kg to about 100 mg/kg of subject body weight per day.