Details
| Stereochemistry | ACHIRAL |
| Molecular Formula | C23H22N6O2 |
| Molecular Weight | 414.4598 |
| Optical Activity | NONE |
| Defined Stereocenters | 0 / 0 |
| E/Z Centers | 0 |
| Charge | 0 |
SHOW SMILES / InChI
SMILES
O=C(NCC#N)C1=CC=C(C=C1)C2=CC=NC(NC3=CC=C(C=C3)N4CCOCC4)=N2
InChI
InChIKey=ZVHNDZWQTBEVRY-UHFFFAOYSA-N
InChI=1S/C23H22N6O2/c24-10-12-25-22(30)18-3-1-17(2-4-18)21-9-11-26-23(28-21)27-19-5-7-20(8-6-19)29-13-15-31-16-14-29/h1-9,11H,12-16H2,(H,25,30)(H,26,27,28)
DescriptionSources: http://adisinsight.springer.com/drugs/800030557Curator's Comment: Description was created based on several sources, including
https://www.ncbi.nlm.nih.gov/pubmed/19295546 | https://www.ncbi.nlm.nih.gov/pubmed/23459451
Sources: http://adisinsight.springer.com/drugs/800030557
Curator's Comment: Description was created based on several sources, including
https://www.ncbi.nlm.nih.gov/pubmed/19295546 | https://www.ncbi.nlm.nih.gov/pubmed/23459451
Momelotinib (CYT387) is an ATP-competitive small molecule that potently inhibits JAK1/JAK2 kinases. Momelotinib is developing by Gilead Sciences for the oral treatment of pancreatic and non-small cell lung cancers, and myeloproliferative disorders (including myelofibrosis, essential thrombocythaemia and polycythaemia vera).
CNS Activity
Sources: https://www.ncbi.nlm.nih.gov/pubmed/23827160
Curator's Comment: Momelotinib (CYT387) is brain penetrant in mice. No human data available.
Originator
Approval Year
Targets
| Primary Target | Pharmacology | Condition | Potency |
|---|---|---|---|
Target ID: CHEMBL2835 Sources: https://www.ncbi.nlm.nih.gov/pubmed/19295546 |
11.0 nM [IC50] | ||
Target ID: CHEMBL2971 Sources: https://www.ncbi.nlm.nih.gov/pubmed/19295546 |
18.0 nM [IC50] |
Conditions
| Condition | Modality | Targets | Highest Phase | Product |
|---|---|---|---|---|
| Primary | Unknown Approved UseUnknown |
|||
| Primary | Unknown Approved UseUnknown |
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| Primary | Unknown Approved UseUnknown |
|||
| Primary | Unknown Approved UseUnknown |
Cmax
| Value | Dose | Co-administered | Analyte | Population |
|---|---|---|---|---|
1860 ng/mL EXPERIMENT https://pubmed.ncbi.nlm.nih.gov/29311136 |
200 mg single, oral dose: 200 mg route of administration: Oral experiment type: SINGLE co-administered: |
MOMELOTINIB plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
AUC
| Value | Dose | Co-administered | Analyte | Population |
|---|---|---|---|---|
16327 ng × h/mL EXPERIMENT https://pubmed.ncbi.nlm.nih.gov/29311136 |
200 mg single, oral dose: 200 mg route of administration: Oral experiment type: SINGLE co-administered: |
MOMELOTINIB plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
T1/2
| Value | Dose | Co-administered | Analyte | Population |
|---|---|---|---|---|
6 h EXPERIMENT https://pubmed.ncbi.nlm.nih.gov/29311136 |
200 mg single, oral dose: 200 mg route of administration: Oral experiment type: SINGLE co-administered: |
MOMELOTINIB plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
Funbound
| Value | Dose | Co-administered | Analyte | Population |
|---|---|---|---|---|
19.2% EXPERIMENT https://pubmed.ncbi.nlm.nih.gov/29311136 |
200 mg single, oral dose: 200 mg route of administration: Oral experiment type: SINGLE co-administered: |
MOMELOTINIB plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
Overview
| CYP3A4 | CYP2C9 | CYP2D6 | hERG |
|---|---|---|---|
OverviewOther
| Other Inhibitor | Other Substrate | Other Inducer |
|---|---|---|
Drug as perpetrator
| Target | Modality | Activity | Metabolite | Clinical evidence |
|---|---|---|---|---|
| yes [IC50 5.8048 uM] |
Drug as victim
| Target | Modality | Activity | Metabolite | Clinical evidence |
|---|---|---|---|---|
| major | ||||
| yes | ||||
| yes | ||||
| yes | ||||
| yes | ||||
| yes | ||||
| yes |
PubMed
| Title | Date | PubMed |
|---|---|---|
| Momelotinib in myelofibrosis: JAK1/2 inhibitor with a role in treating and understanding the anemia. | 2017-02 |
|
| A phase 1/2, open-label study evaluating twice-daily administration of momelotinib in myelofibrosis. | 2017-01 |
|
| Momelotinib treatment-emergent neuropathy: prevalence, risk factors and outcome in 100 patients with myelofibrosis. | 2015-04 |
|
| Inhibition of the JAK2/STAT3 pathway in ovarian cancer results in the loss of cancer stem cell-like characteristics and a reduced tumor burden. | 2014-05-06 |
|
| Inhibition of KRAS-driven tumorigenicity by interruption of an autocrine cytokine circuit. | 2014-04 |
|
| P-glycoprotein (MDR1/ABCB1) and breast cancer resistance protein (BCRP/ABCG2) restrict brain accumulation of the JAK1/2 inhibitor, CYT387. | 2013-10 |
|
| Safety and efficacy of CYT387, a JAK1 and JAK2 inhibitor, in myelofibrosis. | 2013-06 |
|
| The novel JAK inhibitor CYT387 suppresses multiple signalling pathways, prevents proliferation and induces apoptosis in phenotypically diverse myeloma cells. | 2011-12 |
|
| CYT387, a novel JAK2 inhibitor, induces hematologic responses and normalizes inflammatory cytokines in murine myeloproliferative neoplasms. | 2010-06-24 |
|
| Phenylaminopyrimidines as inhibitors of Janus kinases (JAKs). | 2009-10-15 |
|
| CYT387, a selective JAK1/JAK2 inhibitor: in vitro assessment of kinase selectivity and preclinical studies using cell lines and primary cells from polycythemia vera patients. | 2009-08 |
Patents
Sample Use Guides
150-300 mg/day. Maximum tolerated dose of momelotinib was found to be 300 mg/day in the phase I portion of a phase I/II study (NCT00935987) in patients with myelofibrosis. At the higher dose level of 400 mg/day, two of six patients experienced dose-limiting toxicities.
Route of Administration:
Oral
In Vitro Use Guide
Sources: https://www.ncbi.nlm.nih.gov/pubmed/20385788
0.5 and 1.5 uM CYT387 caused growth suppression and apoptosis in JAK2-dependent hematopoietic cell lines, while nonhematopoietic cell lines were unaffected.
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NCI_THESAURUS |
C1967
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C129825
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FDA ORPHAN DRUG |
311610
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ACTIVE MOIETY
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