IP Library Granted Patent US 9,624,229
Granted Patent B2
US 9,624,229 · App. 14/243,579 · Granted Apr 18, 2017

Pyrimidine-2-amine compounds and their use as inhibitors of JAK kinases

Inventors: Somasekhar Bhamidipati (Foster City, CA); Jeffrey Clough (Redwood City, CA); Ankush Argade (Foster City, CA); Rajinder Singh (Belmont, CA); Vadim Markovtsov (San Mateo, CA); Pingyu Ding (Foster City, CA); Jiaxin Yu (Foster City, CA); Andy Atuegbu (Dublin, CA); Hui Hong (Foster City, CA); Ihab Darwish (San Carlos, CA); Sambaiah Thota (Fremont, CA)
Assignee: Rigel Pharmaceuticals, Inc.
C07D487/08C07D451/00C07D451/04C07D491/08C07D519/00
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Quick Facts
Patent No.
US 9,624,229
App. No.
14/243,579
Granted
Apr 18, 2017
Kind
B2
Abstract

This invention is directed to methods of treating diseases or conditions associated with JAK2 activity in a mammal comprising the administration of a compound of formula (I): where n, m, Y, R 1 , R 2 , R 3 , R 4 and R 5 are disclosed herein, or a pharmaceutically acceptable salt.

Claims (8)

1. A method of treating, but not preventing, a disease or condition associated with JAK2 activity in a mammal, wherein the method comprises administering to the mammal a therapeutically effective amount of 4-(6-(morpholin-4-yl)pyridin-3-yl)-N-(3-methyl-4-((1S,4S)-5-methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)pyrimidin-2-amine, or a pharmaceutically acceptable salt thereof, and the disease or condition is polycythemia vera disorder, essential thrombocythemia disorder or primary myelofibrosis.

2. A method of treating, but not preventing, a disease or condition associated with JAK2 activity in a mammal, wherein the method comprises administering to the mammal a pharmaceutical composition comprising a pharmaceutically acceptable excipient and a therapeutically effective amount of 4-(6-(morpholin-4-yl)pyridin-3-yl)-N-(3-methyl-4-((1S,4S)-5-methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl)phenyl)pyrimidin-2-amine, or a pharmaceutically acceptable salt thereof, and the disease or condition is polycythemia vera disorder, essential thrombocythemia disorder or primary myelofibrosis.

3. The method of claim 1 wherein the disease or condition is polycythemia vera disorder.

4. The method of claim 1 wherein the disease or condition is essential thrombocythemia disorder.

5. The method of claim 1 wherein the disease or condition is primary myelofibrosis.

6. The method of claim 2 wherein the disease or condition is polycythemia vera disorder.

7. The method of claim 2 wherein the disease or condition is essential thrombocythemia disorder.

8. The method of claim 2 wherein the disease or condition is primary myelofibrosis.

Assignments (2)
SECURITY INTEREST Recorded Aug 25, 2022
From: RIGEL PHARMACEUTICALS, INC.
To: MIDCAP FINANCIAL TRUST
Reel/Frame 061327/0712 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 7, 2015
From: BHAMIDIPATI, SOMASEKHAR; CLOUGH, JEFFREY; ARGADE, ANKUSH; SINGH, RAJINDER; MARKOVTOSOV, VADIM; DING, PINGYU; YU, JIAXIN; ATUEGBU, ANDY; HONG, HUI; DARWISH, IHAB; THOTA, SAMBAIAH
To: RIGEL PHARMACEUTICALS, INC.
Reel/Frame 035350/0838 →
Continuity (6)
Continuation 13619843 · Sep 14, 2012
Division 12371550 · Feb 13, 2009
Provisional Application 61029265 · Feb 15, 2008
Provisional Application 61038672 · Mar 21, 2008
Provisional Application 61112046 · Nov 6, 2008
Related Publication 20140213585A1 · Jul 31, 2014