IP Library › Granted Patent US 11,541,071
Granted Patent B1
US 11,541,071 · App. 17/664,304 · Granted Jan 3, 2023

Nucleoside derivatives and methods of use thereof

Inventors: Bin Liang (Hangzhou, CN); Bailing Yang (Hangzhou, CN); Yang Lai (Hangzhou, CN); Jinzi Jason Wu (Hangzhou, CN)
Assignee: Ascletis BioScience Co., Ltd
A61K31/7084A61K45/06A61P31/12A61P35/00C07H21/02
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Quick Facts
Patent No.
US 11,541,071
App. No.
17/664,304
Granted
Jan 3, 2023
Kind
B1
Abstract

Certain anti-viral compounds, pharmaceutical compositions, and methods related thereto are disclosed.

Claims (57)

1. A compound of Formula IV, or a pharmaceutically acceptable salt thereof,

wherein R 1 or R 2 is independently H, —(CO)C 1 -C 6 alkyl, or —(CO)C 5 -C 10 aryl, wherein the —(CO)C 1 -C 6 alkyl, or —(CO)C 5 -C 10 aryl, is optionally substituted with one or more substituents each independently selected from the group consisting of halo and OH.

2. A compound of Formula V, or a pharmaceutically acceptable salt thereof,

wherein R 1 is independently H, —(CO)C 1 -C 6 alkyl, or —(CO)C 5 -C 10 aryl, wherein the —(CO)C 1 -C 6 alkyl, or —(CO)C 5 -C 10 aryl, is optionally substituted with one or more substituents each independently selected from the group consisting of halo.

3. A compound of Formula VI, or a pharmaceutically acceptable salt thereof,

wherein R 1 or R 2 is independently H, —(CO)C 1 -C 6 alkyl, or —(CO)C 5 -C 10 aryl, wherein the —(CO)C 1 -C 6 alkyl, or —(CO)C 5 -C 10 aryl, is optionally substituted with one or more substituents each independently selected from the group consisting of halo and OH.

4. The compound of claim 3 , or a pharmaceutically acceptable salt thereof, having the structure of Formula VII:

wherein R 1 is independently H, —(CO)C 1 -C 6 alkyl, or —(CO)C 5 -C 10 aryl, wherein the —(CO)C 1 -C 6 alkyl, or —(CO)C 5 -C 10 aryl, is optionally substituted with one or more substituents each independently selected from the group consisting of halo.

5. A compound of Formula VIII, or a pharmaceutically acceptable salt thereof,

wherein R1 or R2 is independently H, —(CO)C1-C6 alkyl, or —(CO)C5-C10 aryl, wherein the —(CO)C1-C6 alkyl, or —(CO)C5-C10 aryl, is optionally substituted with one or more substituents each independently selected from the group consisting of halo and OH.

6. A compound of Formula IX, or a pharmaceutically acceptable salt thereof,

wherein R1 is independently H, —(CO)C1-C6 alkyl, or —(CO)C5-C10 aryl, wherein the —(CO)C1-C6 alkyl, or —(CO)C5-C10 aryl, is optionally substituted with one or more substituents each independently selected from the group consisting of halo.

7. A compound of Formula X, or a pharmaceutically acceptable salt thereof,

wherein R1 or R2 is independently H, —(CO)C1-C6 alkyl, or —(CO)C5-C10 aryl, wherein the —(CO)C1-C6 alkyl, or —(CO)C5-C10 aryl, is optionally substituted with one or more substituents each independently selected from the group consisting of halo and OH.

8. A compound of Formula XI, or a pharmaceutically acceptable salt thereof,

wherein R 1 is independently H, —(CO)C 1 -C 6 alkyl, or —(CO)C 5 -C 10 aryl, wherein the —(CO)C 1 -C 6 alkyl, or —(CO)C 5 -C 10 aryl, is optionally substituted with one or more substituents each independently selected from the group consisting of halo.

9. A compound of Formula I

or a pharmaceutically acceptable salt thereof,

wherein R 1 or R 2 is independently H, heteroaryl, —(CO)C 1 -C 6 alkyl, —(CO)OC 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, (CO)OC 5 -C 10 aryl, —(CO)OC 5 -C 10 heteroaryl, —(CO)NHC 1 -C 6 alkyl, (CO)NHC 5 -C 10 aryl, or (CO)NHC 5 -C 10 heteroaryl, wherein the heteroaryl, —(CO)C 1 -C 6 alkyl, —(CO)OC 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, —(CO)OC 5 -C 10 aryl, —(CO)OC 5 -C 10 heteroaryl, —(CO)NHC 1 -C 6 alkyl, (CO)NHC 5 -C 10 aryl or (CO)NHC 5 -C 10 heteroaryl is optionally substituted with one or more substituents each independently selected from the group consisting of halo, OH, —O—C 1 -C 6 alkyl, NR 6 R 5 , C 1 -C 6 alkyl, C 5 -C 10 aryl and heteroaryl,

wherein R 5 or R 6 is independently H, OH, C 1 -C 6 alkyl, —(CO)C 1 -C 6 alkyl, —(CO)OC 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, C 5 -C 10 aryl or C 5 -C 10 heteroaryl,

wherein the link is independently selected from the group consisting of

wherein each R 7 and R 8 is independently selected from H and C 1 -C 6 alkyl and wherein R 7 and R 8 can fuse to each other to form a ring, and,

wherein R 3 or R 4 is independently H, D, F, Cl, Br, CH 3 , or CF 3 .

10. A compound of Formula I

or a pharmaceutically acceptable salt thereof,

wherein R 1 or R 2 is independently H, heteroaryl, —(CO)C 1 -C 6 alkyl, —(CO)C 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, (CO)OC 5 -C 10 aryl, —(CO)OC 5 -C 10 heteroaryl, —(CO)NHC 1 -C 6 alkyl, (CO)NHC 5 -C 10 aryl, or (CO)NHC 5 -C 10 heteroaryl, wherein the heteroaryl, —(CO)C 1 -C 6 alkyl, —(CO)OC 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, —(CO)OC 5 -C 10 aryl, —(CO)OC 5 -C 10 heteroaryl, —(CO)NHC 1 -C 6 alkyl, (CO)NHC 5 -C 10 aryl or (CO)NHC 5 -C 10 heteroaryl is optionally substituted with one or more substituents each independently selected from the group consisting of halo, OH, —O—C 1 -C 6 alkyl, NR 6 R 5 , C 1 -C 6 alkyl, C 5 -C 10 aryl and heteroaryl,

wherein R 3 or R 4 is independently H, D, halo or C 1 -C 3 alkyl, wherein alkyl is optionally substituted with one or more halo,

wherein the link is independently selected from the group consisting of

wherein each R 7 and R 8 is independently selected from H and C 1 -C 6 alkyl and wherein R 7 and R 8 can fuse to each other to form a ring, and

wherein R 5 or R 6 is independently H, OH, C 1 -C 6 alkyl, —(CO)C 1 -C 6 alkyl, or —(CO)OC 1 -C 6 alkyl.

11. A pharmaceutical composition, comprising a pharmaceutically acceptable excipient and a compound of Formula I

or a pharmaceutically acceptable salt thereof,

wherein R 1 or R 2 is independently H, heteroaryl, —(CO)C 1 -C 6 alkyl, —(CO)C 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, (CO)OC 5 -C 10 aryl, —(CO)OC 5 -C 10 heteroaryl, —(CO)NHC 1 -C 6 alkyl, (CO)NHC 5 -C 10 aryl, or (CO)NHC 5 -C 10 heteroaryl, wherein the heteroaryl, —(CO)C 1 -C 6 alkyl, —(CO)OC 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, —(CO)OC 5 -C 10 aryl, —(CO)OC 5 -C 10 heteroaryl, —(CO)NHC 1 -C 6 alkyl, (CO)NHC 5 -C 10 aryl or (CO)NHC 5 -C 10 heteroaryl is optionally substituted with one or more substituents each independently selected from the group consisting of halo, OH, —O—C 1 -C 6 alkyl, NR 6 R 5 , C 1 -C 6 alkyl, C 5 -C 10 aryl and heteroaryl,

wherein R 3 or R 4 is independently H, D, halo or C 1 -C 3 alkyl, wherein alkyl is optionally substituted with one or more halo,

wherein R 5 or R 6 is independently H, OH, C 1 -C 6 alkyl, —(CO)C 1 -C 6 alkyl, —(CO)C 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, C 5 -C 10 aryl or C 5 -C 10 heteroaryl,

wherein the link is independently selected from the group consisting of

 and

wherein each R 7 and R 8 is independently selected from H and C 1 -C 6 alkyl and wherein R 7 and R 8 can fuse to each other to form a ring.

12. A method of treating or preventing a virus infection in a patient, comprising;

administering to the patient an effective amount of a compound of Formula I

or a pharmaceutically acceptable salt thereof,

wherein R 1 or R 2 is independently H, heteroaryl, —(CO)C 1 -C 6 alkyl, —(CO)OC 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, (CO)OC 5 -C 10 aryl, —(CO)OC 5 -C 10 heteroaryl, —(CO)NHC 1 -C 6 alkyl, (CO)NHC 5 -C 10 aryl, or (CO)NHC 5 -C 10 heteroaryl, wherein the heteroaryl, —(CO)C 1 -C 6 alkyl, —(CO)OC 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, —(CO)OC 5 -C 10 aryl, —(CO)OC 5 -C 10 heteroaryl, —(CO)NHC 1 -C 6 alkyl, (CO)NHC 5 -C 10 aryl or (CO)NHC 5 -C 10 heteroaryl is optionally substituted with one or more substituents each independently selected from the group consisting of halo, OH, —O—C 1 -C 6 alkyl, NR 6 R 5 , C 1 -C 6 alkyl, C 5 -C 10 aryl and heteroaryl,

wherein R 3 or R 4 is independently H, D, halo or C 1 -C 3 alkyl, wherein alkyl is optionally substituted with one or more halo,

wherein R 5 or R 6 is independently H, OH, C 1 -C 6 alkyl, —(CO)C 1 -C 6 alkyl, —(CO)OC 1 -C 6 alkyl, —(CO)C 5 -C 10 aryl, —(CO)C 5 -C 10 heteroaryl, C 5 -C 10 aryl or C 5 -C 10 heteroaryl,

wherein the link is independently selected from the group consisting of

 and

wherein each R 7 and R 8 is independently selected from H and C 1 -C 6 alkyl and wherein R 7 and R 8 can fuse to each other to form a ring.

13. The method of claim 12 , wherein the virus infection is COVID-19.

14. A pharmaceutical composition, comprising a pharmaceutically acceptable excipient and a compound selected from the group consisting of:

15. A pharmaceutical composition, comprising a pharmaceutically acceptable excipient and a compound of claim 3 .

16. A method of treating or preventing a virus infection in a patient, comprising:

administering to the patient an effective amount of a compound of claim 3 .

17. The method of claim 16 , wherein the virus infection is COVID-19.

18. A pharmaceutical composition, comprising a pharmaceutically acceptable excipient and a compound of claim 4 .

19. A method of treating or preventing a virus infection in a patient, comprising:

administering to the patient an effective amount of a compound of claim 4 .

20. The method of claim 19 , wherein the virus infection is COVID-19.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 26, 2022
From: LIANG, BIN; YANG, BAILING; LAI, YANG; WU, JINZI JASON
To: ASCLETIS BIOSCIENCE CO., LTD.
Reel/Frame 060028/0337 →
Continuity (2)
Provisional Application 63265577 · Dec 16, 2021
Provisional Application 63267434 · Feb 2, 2022
Cited By (7)
US 12,208,110 US 12,297,226 US 12,357,577 US 12,404,289 US 12,448,383 US 12,473,314 US 12,655,172