Inhibitors of JAK
The present invention relates to the use of novel compounds of Formula I, wherein the variables m, n, p, q, Q, r, R, R′, X, X′, Y, Z 1 , Z 2 , and Z 3 are defined as described herein, which inhibit JAK and are useful for the treatment of auto-immune and inflammatory diseases.
1. A compound of Formula I
wherein:
R is lower alkyl, lower haloalkyl, lower alkoxy, hydroxy lower alkyl, hydroxy, or halogen;
n is 0 or 1;
Z 1 is NH;
Z 2 is CH;
Z 3 is CR 1 ;
R 1 is H, lower alkyl, cycloalkyl, cyano, cyano lower alkyl, or halogen;
X is CH, CR′, or N;
X′ is CH, CR′, or N;
r is 0 or 1;
Y is CH, CR′, or N;
R′ is R′ a or R′ b ;
R′ a is halogen or cyano;
R′ b is lower alkyl, cycloalkyl, heterocycloalkyl, OR″, SR″, S(═O) 2 R″, or NR″R″, optionally substituted with one or more R′ c ;
R′ c is hydroxy, halogen, oxo, cyano, lower alkyl, cycloalkyl, heterocycloalkyl, heteroaryl, carboxy lower alkyl, amino, amino carboxy lower alkyl, lower alkyl amino, lower dialkyl amino, lower haloalkyl, or lower alkoxy;
m is 0 or 1;
R″ is H, lower alkyl, hydroxy lower alkyl, heteroaryl, or lower alkoxy;
Q is H, S(═O) 2 Q 1 , C(═O)Q 2 , C(═O)OQ 3 , or Q 4 ;
Q 1 is lower alkyl, cycloalkyl lower alkyl, lower alkyl amino, lower dialkyl amino, or cycloalkyl, optionally substituted with one or more Q 1′ ;
each Q 1′ is independently halogen, lower alkyl, cyano, or lower alkoxy;
Q 2 is lower alkyl, cycloalkyl lower alkyl, or cycloalkyl, optionally substituted with one or more Q 2′ ;
each Q 2′ is independently halogen, lower alkyl, cyano, or lower alkoxy;
Q 3 is lower alkyl, cycloalkyl lower alkyl, or cycloalkyl, optionally substituted with one or more Q 3′ ;
each Q 3′ is independently halogen, lower alkyl, or lower alkoxy;
Q 4 is lower alkyl, cycloalkyl lower alkyl, heterocycloalkyl, or cycloalkyl, optionally substituted with one or more Q 4′ ;
each Q 4′ is independently halogen, cyano, cyano lower alkyl, lower alkyl, or lower alkoxy;
p is 0, 1, or 2;
q is 1 or 2;
each represents a single bond or a double bond; and
with the proviso that the bonds between Z 1 and Z 2 and Z 2 and Z 3 are not both double bonds and are not both single bonds;
or a pharmaceutically acceptable salt thereof.
2. The compound of claim 1 , having the Formula II
wherein:
R is lower alkyl;
n is 0 or 1;
Z 3 is CR 1 ;
R 1 is H, lower alkyl, or halogen;
X is CH, CR′, or N;
Y is CH, CR′, or N;
R′ is R′ a or R′ b ;
R′ a is halogen or cyano;
R′ b is lower alkyl, cycloalkyl, heterocycloalkyl, OR″, SR″, S(═O) 2 R″, or NR″R″, optionally substituted with one or more R′ c ;
R′ c is hydroxy, halogen, oxo, cyano, lower alkyl, cycloalkyl, heterocycloalkyl, heteroaryl, carboxy lower alkyl, amino, amino carboxy lower alkyl, lower alkyl amino, lower dialkyl amino, lower haloalkyl, or lower alkoxy;
m is 0 or 1;
R″ is H, lower alkyl, hydroxy lower alkyl, heteroaryl, or lower alkoxy;
Q is H, S(═O) 2 Q 1 , C(═O)Q 2 , C(═O)OQ 3 , or Q 4 ;
Q is H, S(═O) 2 Q 1 , C(═O)Q 2 , C(═O)OQ 3 , or Q 4 ;
Q 1 is lower alkyl, cycloalkyl lower alkyl, lower alkyl amino, lower dialkyl amino, or cycloalkyl, optionally substituted with one or more Q 1′ ;
each Q 1′ is independently halogen, lower alkyl, cyano, or lower alkoxy;
Q 2 is lower alkyl, cycloalkyl lower alkyl, or cycloalkyl, optionally substituted with one or more Q 2′ ;
each Q 2′ is independently halogen, lower alkyl, cyano, or lower alkoxy;
Q 3 is lower alkyl, cycloalkyl lower alkyl, or cycloalkyl, optionally substituted with one or more Q 3′ ;
each Q 3′ is independently halogen, lower alkyl, or lower alkoxy;
Q 4 is lower alkyl, cycloalkyl lower alkyl, heterocycloalkyl, or cycloalkyl, optionally substituted with one or more Q 4′ ;
each Q 4′ is independently halogen, cyano, cyano lower alkyl, lower alkyl, or lower alkoxy;
p is 0, 1, or 2;
q is 1 or 2; and
or a pharmaceutically acceptable salt thereof.
3. The compound of claim 2 , wherein Z 3 is CH.
4. The compound of claim 3 , wherein X is CH and Y is CH.
5. The compound of claim 4 , wherein m is 0 and n is 0.
6. The compound of claim 5 , wherein p is 1 and q is 1.
7. The compound of claim 5 , wherein p is 0 and q is 1.
8. The compound of claim 6 , wherein Q is S(═O) 2 Q′.
9. The compound of claim 8 , wherein Q 1 is lower alkyl.
10. The compound of claim 8 , wherein Q 1 is cycloalkyl lower alkyl.
11. The compound of claim 7 , wherein Q is S(═O) 2 Q 1 .
12. The compound of claim 11 , wherein Q 1 is lower alkyl.
13. The compound of claim 6 , wherein Q is C(═O)Q 2 and Q 2 is lower alkyl.
14. The compound of claim 7 , wherein Q is C(═O)Q 2 and Q 2 is lower alkyl.
15. The compound of claim 6 , wherein Q is C(═O)OQ 3 and Q 3 is lower alkyl.
16. The compound of claim 7 , wherein Q is C(═O)OQ 3 and Q 3 is lower alkyl.
17. The compound of claim 4 , wherein p is 1, q is l, m is 1, n is 0, and R′ is lower alkyl.
18. The compound of claim 4 , wherein p is 1, q is l, m is 0, n is 1, and R″ is lower alkyl.
19. The compound of claim 17 , wherein Q is S(═O) 2 Q′.
20. The compound of claim 19 , wherein Q 1 is lower alkyl.
21. The compound of claim 19 , wherein Q 1 is cycloalkyl lower alkyl.
22. The compound of claim 18 , wherein Q is S(═O) 2 Q′.
23. The compound of claim 22 , wherein Q 1 is lower alkyl.
24. The compound of claim 22 , wherein Q 1 is cycloalkyl lower alkyl.
25. A compound selected from the group consisting of:
((S)-1-Methanesulfonyl-piperidin-3-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
((R)-1-Methanesulfonyl-piperidin-3-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
1-{(R)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-pyrrolidin-1-yl}-ethanone;
(R)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-pyrrolidine-1-carboxylic acid methyl ester;
((R)-1-Methanesulfonyl-pyrrolidin-3-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
1-{(R)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidin-1-yl}-ethanone;
4-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidine-1-carboxylic acid methyl ester;
1-{4-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidin-1-yl}-ethanone;
1-{(S)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-pyrrolidin-1-yl}-ethanone;
(S)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-pyrrolidine-1-carboxylic acid methyl ester;
((S)-1-Methanesulfonyl-pyrrolidin-3-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
1-{3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-azepan-1-yl}-ethanone;
3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-azepane-1-carboxylic acid methyl ester;
(1-Methanesulfonyl-azepan-3-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(R)-1-(Propane-2-sulfonyl)-piperidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
((R)-1-Ethanesulfonyl-pyrrolidin-3-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(R)-1-(Propane-1-sulfonyl)-pyrrolidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(R)-1-(Propane-2-sulfonyl)-pyrrolidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(R)-1-(2-Methyl-propane-1-sulfonyl)-pyrrolidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
1-{(R)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-pyrrolidin-1-yl}-propan-1-one;
1-{(R)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-pyrrolidin-1-yl}-butan-1-one;
2-Methyl-1-{(R)-3-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-pyrrolidin-1-yl}-propan-1-one;
3-Methyl-1-{(R)-3-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-pyrrolidin-1-yl}-butan-1-one;
((3S,5S)-1-Methanesulfonyl-5-methyl-piperidin-3-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(3S,5S)-5-Methyl-1-(propane-1-sulfonyl)-piperidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(3S,5S)-5-Methyl-1-(2-methyl-propane-1-sulfonyl)-piperidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(R)-1-(3-Methyl-butane-1-sulfonyl)-pyrrolidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(3S,5S)-5-Methyl-1-(propane-2-sulfonyl)-piperidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(S)-1-(2-Methyl-propane-1-sulfonyl)-piperidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
1-{3-[6-Methyl-3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidin-1-yl}-ethanone;
(1-Methanesulfonyl-piperidin-3-yl)-[6-methyl-3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(S)-1-(2,2-Dimethyl-propane-1-sulfonyl)-piperidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-[(S)-1-(2,2,2-trifluoro-ethyl)-piperidin-3-yl]-amine;
(1-Ethanesulfonyl-piperidin-3-yl)-[6-methyl-3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
(1-Cyclopropylmethanesulfonyl-piperidin-3-yl)-[6-methyl-3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[1-(2,2-Dimethyl-propane-1-sulfonyl)-piperidin-3-yl]-[6-methyl-3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
(1-Methanesulfonyl-azepan-4-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
((S)-1-Cyclopropylmethanesulfonyl-piperidin-3-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
1-{3-[3-(7-Chloro-5H-pyrrolo[2,3-b]pyrazin-2-yl)-6-methyl-pyridin-2-ylamino]-piperidin-1-yl}-ethanone;
[3-(7-Chloro-5H-pyrrolo[2,3-b]pyrazin-2-yl)-6-methyl-pyridin-2-yl]-(1-cyclopropylmethanesulfonyl-piperidin-3-yl)-amine;
((S)-1-Methanesulfonyl-piperidin-3-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrazin-2-yl]-amine;
{(S)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidine-1-sulfonyl}-acetonitrile;
[(S)-1-(2-Methyl-propane-1-sulfonyl)-piperidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrazin-2-yl]-amine;
2-[2-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-pyridin-3-yl]-5H-pyrrolo[2,3-b]pyrazine-7-carbonitrile;
((S)-1-Methanesulfonyl-piperidin-3-yl)-[3-(7-methyl-5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[3-(7-Cyclopropyl-5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-((S)-1-methanesulfonyl-piperidin-3-yl)-amine;
[3-(7-Chloro-5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-((S)-1-methanesulfonyl-piperidin-3-yl)-amine;
(3R,4R)-1-(2-Methyl-propane-1-sulfonyl)-3-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidin-4-ol;
(3R,4R)-1-Methanesulfonyl-3-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidin-4-01;
(S)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidine-1-sulfonic acid dimethylamide;
(S)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidine-1-sulfonic acid tert-butylamide;
((S)-1-Methanesulfonyl-piperidin-3-yl)-[5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
[(S)-1-(2-Methyl-propane-1-sulfonyl)-piperidin-3-yl]-[5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
N4-[(S)-1-(2-Methyl-propane-1-sulfonyl)-piperidin-3-yl]-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidine-2,4-diamine;
N2,N2-Dimethyl-N-4-[(S)-1-(2-methyl-propane-1-sulfonyl)-piperidin-3-yl]-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidine-2,4-diamine;
[2-Methanesulfonyl-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-[(S)-1-(2-methyl-propane-1-sulfonyl)-piperidin-3-yl]-amine;
[(S)-1-(2-Methyl-propane-1-sulfonyl)-piperidin-3-yl]-[2-methylsulfanyl-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
[(S)-1-(2-Methyl-propane-1-sulfonyl)-piperidin-3-yl]-[2-morpholin-4-yl-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
((S)-1-Methanesulfonyl-piperidin-3-yl)-[2-methylsulfanyl-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
N4-((S)-1-Methanesulfonyl-piperidin-3-yl)-N2,N2-dimethyl-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidine-2,4-diamine;
N4-((S)-1-Methanesulfonyl-piperidin-3-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidine-2,4-diamine;
2-[2-Dimethylamino-4-((S)-1-methanesulfonyl-piperidin-3-ylamino)-pyrimidin-5-yl]-5H-pyrrolo[2,3-b]pyrazine-7-carbonitrile;
[(S)-1-(3,3-Dimethyl-butane-1-sulfonyl)-piperidin-3-yl]-[2-methylsulfanyl-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
((S)-1-Methanesulfonyl-piperidin-3-yl)-[2-methoxy-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
[2-Chloro-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-((S)-1-methanesulfonyl-piperidin-3-yl)-amine;
((S)-1-Methanesulfonyl-piperidin-3-yl)-[2-(4-methyl-piperazin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-ol;
[2-Ethoxy-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-((S)-1-methanesulfonyl-piperidin-3-yl)-amine;
2-[4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-ylamino]-ethanol;
N4-((S)-1-Methanesulfonyl-piperidin-3-yl)-N2-(2-methoxy-ethyl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidine-2,4-diamine;
((S)-1-Methanesulfonyl-piperidin-3-yl)-[2-morpholin-4-yl-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
3-{(S)-3-[2-Methylsulfanyl-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-ylamino]-piperidin-1-yl}-3-oxo-propionitrile;
1-[4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-ylamino]-2-methyl-propan-2-ol;
[2-(1,1-Dioxo-1λ6-thiomorpholin-4-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-((S)-1-methanesulfonyl-piperidin-3-yl)-amine;
((S)-1-Methanesulfonyl-piperidin-3-yl)-[2-(4-methoxy-piperidin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
N2-(2-Amino-ethyl)-N4-((S)-1-methanesulfonyl-piperidin-3-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidine-2,4-diamine;
2-{1-[4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-yl]-piperidin-4-yl}-acetamide;
(S)-2-[4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-ylamino]-butan-1-ol;
(R)-2-[4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-ylamino]-butan-1-ol;
N4-((S)-1-Methanesulfonyl-piperidin-3-yl)-N2-(1-methyl-piperidin-4-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidine-2,4-diamine;
[(S)-1-(3,3-Dimethyl-butane-1-sulfonyl)-piperidin-3-yl]-[2-(4-methyl-piperazin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
[2-(4-Dimethylamino-piperidin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-((S)-1-methanesulfonyl-piperidin-3-yl)-amine;
4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidine-2-carbonitrile;
(S)-1-[4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-yl]-pyrrolidin-3-ol;
(R)-1-[4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-yl]-pyrrolidin-3-ol;
1-[4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-yl]-azetidine-3-carbonitrile;
4-[4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-ylamino]-cyclohexanecarbonitrile;
((S)-1-Methanesulfonyl-piperidin-3-yl)-[2-(4-pyridin-2-yl-piperazin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
{1-[4-((S)-1-Methanesulfonyl-piperidin-3-ylamino)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-2-yl]-piperidin-4-yl}-acetic acid;
N4-((S)-1-Methanesulfonyl-piperidin-3-yl)-N2-pyridin-4-yl-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidine-2,4-diamine;
N2-(2-Dimethylamino-ethyl)-N4-((S)-1-methanesulfonyl-piperidin-3-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidine-2,4-diamine;
[2-(4-Ethyl-piperazin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-((S)-1-methanesulfonyl-piperidin-3-yl)-amine;
[2-((R)-3-Dimethylamino-pyrrolidin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-((S)-1-methanesulfonyl-piperidin-3-yl)-amine;
[2-(4-Methyl-piperazin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-[(S)-1-(2-methyl-propane-1-sulfonyl)-piperidin-3-yl]-amine;
[(3S,5S)-5-Methyl-1-(2-methyl-propane-1-sulfonyl)-piperidin-3-yl]-[2-(4-methyl-piperazin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
{(3S,5S)-3-Methyl-5-[2-(4-methyl-piperazin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-ylamino]-piperidine-1-sulfonyl}-acetonitrile;
((3S,5S)-1-Methanesulfonyl-5-methyl-piperidin-3-yl)-[2-(4-methyl-piperazin-1-yl)-5-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyrimidin-4-yl]-amine;
((3S,5S)-1-Methanesulfonyl-5-trifluoromethyl-piperidin-3-yl)-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
[(3S,5S)-1-(2-Methyl-propane-1-sulfonyl)-5-trifluoromethyl-piperidin-3-yl]-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-yl]-amine;
(3-{(S)-3-[3-(5H-Pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidin-1-yl}-oxetan-3-yl)-acetonitrile;
(3-{(3S,5S)-3-Methyl-5-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidin-1-yl}-oxetan-3-yl)-acetonitrile;
{(3S,5S)-3-Methyl-5-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidine-1-sulfonyl}-acetonitrile; and
4,4,4-Trifluoro-3-{(S)-3-[3-(5H-pyrrolo[2,3-b]pyrazin-2-yl)-pyridin-2-ylamino]-piperidin-1-yl}-butyronitrile.
26. A pharmaceutical composition comprising the compound of claim 1 , admixed with at least one pharmaceutically acceptable carrier, excipient or diluent.
27. The pharmaceutical composition of claim 26 , further comprising an additional therapeutic agent selected from a chemotherapeutic or anti-proliferative agent, an anti-inflammatory agent, an immunomodulatory or immunosuppressive agent, a neurotrophic factor, an agent for treating cardiovascular disease, an agent for treating diabetes, and an agent for treating immunodeficiency disorders.