Factor XIa inhibitors

US9944643B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9944643-B2
Application numberUS-201515116547-A
CountryUS
Kind codeB2
Filing dateFeb 6, 2015
Priority dateFeb 11, 2014
Publication dateApr 17, 2018
Grant dateApr 17, 2018

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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Abstract

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The present invention provides a compound of Formula (I) and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.

First claim

Opening claim text (preview).

What is claimed is: 1. A compound of the formula: wherein is selected from the group consisting of pyrrolyl, pyrazolyl, imidazolyl, triazolyl, pyridinyl, pyridazinyl, pyrimidinyl, pyrazinyl and triazinyl, wherein said groups are optionally substituted with one to three groups independently selected from the group consisting of halo, methyl and cyano; X is N or CR 1b ; Z is C═O or CH(C═O)OH; R 1a is CH 2 NH 2 ; R 1b is hydrogen; R 1c is hydrogen; R 1d is hydrogen; each R 2 is independently selected from the group consisting of halo, cyano, hydroxy, OR 3 , C 1-6 alkyl, C(O)OH, C(O)OR 3 , (R 3 )C(O)OH, (R 3 )C(O)OR 4 , NR 5 R 6 , (R 3 )NR 5 R 6 , NHCOR 3 , NHC(O)OR 3 , NHC(O)OC 3-6 cycloalkyl, NHC(O)O(R 3 )OR 4 , NHC(O)O(R 3 )C(O)OH, (R 3 )NHC(O)OR 4 , NHCONR 5 R 6 , NHSO 2 R 3 , CONR 5 R 6 , CH 2 CONR 5 R 6 and NHCONH(R 3 )heterocyclyl; R 3 is hydrogen or C 1-6 alkyl, wherein said alkyl is optionally substituted with one to three halo or hydroxy; R 4 is hydrogen or C 1-6 alkyl, wherein said alkyl is optionally substituted with one to three halo; R 5 is hydrogen or C 1-6 alkyl, R 6 is hydrogen or C 1-6 alkyl, R 7 is hydrogen or C 1-6 alkyl, CO 2 R 3 , COR 3 or CONR 5 R 6 , wherein said alkyl is optionally substituted with one to three halo; y is one; z is one; or a pharmaceutically acceptable salt thereof. 2. The compound of claim 1 wherein R 2 is NHC(O)OR 3 ; or a pharmaceutically acceptable salt thereof. 3. The compound of claim 1 selected from: or a pharmaceutically acceptable salt thereof. 4. A pharmaceutical composition comprising a compound of claim 1 and a pharmaceutically acceptable carrier. 5. A method for inhibiting thrombus formation in blood or treating thrombus formation in blood comprising administering a composition of claim 4 to a mammal in need of thereof. 6. A method for preventing thrombus formation in blood comprising administering a composition of claim 4 to a mammal in need thereof. 7. A method of treating venous thromboembolism and pulmonary embolism in a mammal comprising administering a composition of claim 4 to a mammal in need thereof. 8. A method of treating deep vein thrombosis in a mammal comprising administering a composition of claim 4 to a mammal in need thereof. 9. A method of treating thromboembolic stroke in a mammal comprising administering a composition of claim 4 to a mammal in need thereof. 10. The compound of claim 1 selected from:

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What does patent US9944643B2 cover?
The present invention provides a compound of Formula (I) and pharmaceutical compositions comprising one or more said compounds, and methods for using said compounds for treating or preventing thromboses, embolisms, hypercoagulability or fibrotic changes. The compounds are selective Factor XIa inhibitors or dual inhibitors of Factor XIa and plasma kallikrein.
Who is the assignee on this patent?
Merck Sharp & Dohme, Neelamkavil Santhosh F, Edmondson Scott D, and 4 more
What technology area does this patent fall under?
Primary CPC classification C07D471/08. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Apr 17 2018 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).