METABOLITES OF THE JANUS KINASE INHIBITOR (R)-3-(4-(7H-PYRROLO[2,3-d]PYRIMIDIN-4-YL)-1H-PYRAZOL-1-YL)-3-CYCLOPENTYLPROPANENITRILE
The present invention provides active metablites of 3-(4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-3-cyclopentylpropanenitrile that modulate the activity of Janus kinases and are useful in the treatment of diseases related to activity of Janus kinases including, for example, immune-related diseases, skin disorders, myeloid proliferative disorders, cancer, and other diseases.
1 - 53 . (canceled)
54 . A method of treating a myeloproliferative disorder in a patient in need thereof, comprising administering to the patient a metabolite selected from:
3-(4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-3-(3-hydroxycyclopentyl)propanenitrile;
3-(4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-3-(2-hydroxycyclopentyl)propanenitrile; and
3-(4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-3-(3-oxycyclopentyl)propanenitrile,
wherein the metabolite is generated as a result of administration of (R)-3-(4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-3-cyclopentylpropanenitrile or a pharmaceutically acceptable salt thereof to the patient.
55 . The method of claim 54 , wherein the myeloproliferative disorder is polycythemia vera (PV).
56 . The method of claim 54 , wherein the myeloproliferative disorder is essential thrombocythemia (ET).
57 . The method of claim 54 , wherein the myeloproliferative disorder is myeloid metaplasia with myelofibrosis (MMM).
58 . The method of claim 54 , wherein the metabolite is 3-(4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-3-(3-hydroxycyclopentyl)propanenitrile.
59 . The method of claim 54 , wherein the metabolite is 3-(4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-3-(2-hydroxycyclopentyl)propanenitrile.
60 . The method of claim 54 , wherein the metabolite is 3-(4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-3-(3-oxycyclopentyl)propanenitrile.