US2021251957A1PendingUtilityA1

Substituted pyrrolizine compounds and uses thereof

Assignee: GILEAD SCIENCES INCPriority: Aug 26, 2016Filed: Nov 4, 2020Published: Aug 19, 2021
Est. expiryAug 26, 2036(~10.1 yrs left)· nominal 20-yr term from priority
C07D 519/00C07D 487/04A61P 31/20A61K 45/06A61K 31/4439A61K 31/03A61K 31/403A61K 31/38A61K 31/433A61K 31/675C07D 409/12A61K 31/4192A61K 31/16C07D 495/10A61K 31/4196A61K 31/407A61P 1/16A61K 31/4245C07D 405/12
70
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Claims

Abstract

This application relates generally to certain substituted pyrrolizine compounds, and pharmaceutical compositions which inhibit HBV replication, and methods of making and using them.

Claims

exact text as granted — not AI-modified
1 . A compound of Formula (I), 
       
         
           
           
               
               
           
         
         or a pharmaceutically acceptable salt thereof, 
         wherein:
 R 1  is C 1-6  alkyl optionally substituted with 1 to 3 R 1A , C 3-8  cycloalkyl optionally substituted with 1 to 4 R 1B , or 3 to 8 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R 1C ;
 each R 1A  is independently halogen, —OH, —CN, C 1-2  haloalkyl, —C(O)NR X R Y , C 6-10  aryl optionally substituted with 1 to 3 R 1D , or a 5 to 8 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R 1D , provided no more than 1 R 1A  is C 6-10  aryl optionally substituted with 1 to 3 R 1D  or 5 to 8 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S; 
 each R 1B  is independently —CN, halogen, C 1-6  alkyl optionally substituted with 1 to 3 —OH or —NR a R b , C 2-4  alkynyl, C 1-4  alkoxy, C 1-2  haloalkyl, C 3-6  cycloalkyl, —C(O)NR X R Y , or a 5 to 8 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S optionally substituted with 1 to 3 R 1D , provided no more than 1 R 1B  is C 3-6  cycloalkyl or 5 to 8 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S; 
 each R 1C  is independently C 1-6  alkyl, oxo, C 1-4  haloalkyl, —C(O)H, —C(O)C 1-4  alkyl, —C(O)OC 1-4  alkyl, or a 5 to 12 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S optionally substituted with 1 to 3 R 1D , provided no more than 1 R 1C  is a 5 to 12 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S; 
 each R X  is independently —H, C 3-6  cycloalkyl, C 1-6  alkyl optionally substituted with 1 to 3 R Z , 3 to 8 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R Z ; 
 each R Y  is independently —H or C 1-6  alkyl optionally substituted with 1 to 3 R Z ;
 or R X  and R Y  are taken together to form a 3 to 8 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R Z ; 
 wherein each R Z  is independently halogen, methyl, ethyl, oxo, —OH, —S(O) 2 C 1-3 alkyl, or 3 to 8 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S; 
 
 each R a  is —H, C 1-3 alkyl, or a 3 to 8 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R Z ; 
 each R b  is —H or C 1-3 alkyl; or 
 R a  and R b  taken together form a 3 to 8 membered monocyclic or bicyclic heterocycle optionally substituted with 1 to 3 R Z ; 
 
 the moiety 
 
       
       
         
           
           
               
               
           
         
       
       is a pyrrolidine or a 5-7 membered bicyclic heterocycle having one nitrogen, optionally substituted with 1 to 6 R 2  groups;
     wherein each R 2  is independently halogen, C 1-3 alkyl, —OH, or —OC 1-3  alkyl;     R 3  is —H, halogen, or C 1-4  alkyl;   R 4  is phenyl optionally substituted with 1 to 5 R 4A , or pyridinyl optionally substituted with 1 to 4 R 4B ; and   each R 1D , R 4A , and R 4B  are independently —CN, halogen, C 1-4  alkyl, —OC 1-4 alkyl, —OC 1-4  haloalkyl, or C 1-4  haloalkyl.   
 
     
     
         2 . (canceled) 
     
     
         3 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 4  is phenyl optionally substituted with 1 to 3 R 4A . 
     
     
         4 . (canceled) 
     
     
         5 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 3  is —Cl or —CH 3 . 
     
     
         6 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 3  is —CH 3 . 
     
     
         7 . (canceled) 
     
     
         8 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein the moiety s 
       
         
           
           
               
               
           
         
       
       each of which is optionally substituted with 1 to 6 R 2 . 
     
     
         9 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein the compound is a compound of Formula (II) 
       
         
           
           
               
               
           
         
         wherein:
 R 1  is C 1-6  alkyl optionally substituted with 1 to 3 R 1A , C 3-8  cycloalkyl optionally substituted with 1 to 4 R 1B , or 3 to 8 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R 1C ;
 each R 1A  is independently halogen, —OH, —CN, C 1-2  haloalkyl, —C(O)NR X R Y , C 6-10  aryl optionally substituted with 1 to 3 R 1D , or a 5 to 8 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R 1D , provided no more than 1 R 1A  is C 6-10  aryl optionally substituted with 1 to 3 R 1D  or 5 to 8 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S; 
 each R 1B  is independently halogen, C 1-6  alkyl optionally substituted with 1 to 3 —OH or —NR a R b , C 1-4  alkoxy, C 1-2  haloalkyl, —C(O)NR X R Y , or 5 to 8 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S optionally substituted with 1 to 3 R 1D , provided no more than 1 R 1B  is 5 to 8 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S; 
 each R 1C  is independently C 1-6  alkyl, oxo, C 1-4  haloalkyl, —C(O)H, —C(O)C 1-4  alkyl or —C(O)OC 1-4  alkyl; 
 each R X  is independently —H, C 3-6  cycloalkyl, C 1-6  alkyl optionally substituted with 1 to 3 R Z , 3 to 8 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R Z ; 
 each R Y  is independently —H or C 1-6  alkyl optionally substituted with 1 to 3 R Z ;
 or R X  and R Y  are taken together to form a 3 to 8 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R Z    
 wherein each R Z  is independently halogen, methyl, ethyl, oxo, —OH, —S(O) 2 C 1-3  alkyl, or 3 to 8 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S; 
 
 each R a  is —H, C 1-3 alkyl, or a 3 to 8 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R Z ; 
 each R b  is —H or C 1-3 alkyl; or 
 R a  and R b  taken together form a 3 to 8 membered monocyclic or bicyclic heterocyclyl optionally substituted with 1 to 3 R Z ; 
 
 each of R 2A , R 2B , R 2C , R 2D , R 2E , and R 2F  are independently —H, halogen, C 1-3 alkyl, —OH, or —OC 1-3  alkyl, or R 2C  or R 2D  may be taken together with R 2E  or R 2F  to form a cyclopropyl group; 
 R 3  is halogen or methyl; 
 R 4  is phenyl optionally substituted with 1 to 5 R 4A , or pyridinyl, optionally substituted with 1 to 4 R 4B ; and 
 
         each R 1D , R 4A , and R 4B  are independently —CN, halogen, C 1-4  alkyl, —OC 1-4 alkyl, —OC 1-4  haloalkyl, or C 1-4  haloalkyl. 
       
     
     
         10 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein the compound is a compound of Formula (III) 
       
         
           
           
               
               
           
         
       
     
     
         11 . (canceled) 
     
     
         12 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein the compound is a compound of Formula (IV): 
       
         
           
           
               
               
           
         
       
     
     
         13 . (canceled) 
     
     
         14 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is C 1-6  alkyl optionally substituted with 1 to 3 R 1A . 
     
     
         15 .- 17 . (canceled) 
     
     
         18 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is ethyl, propyl, or butyl optionally substituted with 1 to 3 R 1A , wherein each R 1A  is independently C 1-2 haloalkyl, —OH, —C(O)NH 2 , —C(O)NH(C 1-3  alkyl), or —C(O)N(C 1-3 alkyl) 2 . 
     
     
         19 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is 
       
         
           
           
               
               
           
         
       
     
     
         20 . (canceled) 
     
     
         21 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is cyclopropyl or cyclobutyl, optionally substituted with 1 to 3 R 1B . 
     
     
         22 . (canceled) 
     
     
         23 . The compound  claim 1 , or a pharmaceutically acceptable salt thereof, wherein each R 1B  is independently fluoro, —CH 2 NR a R b  or —C(O)NR X R Y . 
     
     
         24 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein:
 R a  is methyl or a 4 to 7 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S optionally substituted with 1 to 3 R 1Z ;   R b  is —H; or   R a  and R b  are taken together to form a 4 to 7 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S optionally substituted with 1 to 3 R 1Z ;   R X  is methyl or a 4 to 7 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S optionally substituted with 1 to 3 R Z ;   R Y  is —H;   or R X  and R Y  are taken together to form a 4 to 7 membered monocyclic or bicyclic heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S optionally substituted with 1 to 3 R Z .   
     
     
         25 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein 1 or 2 R 1B  is optionally fluoro and one R 1B  is —CH 2 NR a R b , where R a  is thietanyl substituted with 1 to 3 oxo or methyl groups or 2-oxa-6-azaspiro[3.3]heptanyl and R b  is —H or R a  and R b  are taken together to form 2-oxa-6-azaspiro[3.3]heptanyl. 
     
     
         26 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein 1 or 2 R 1B  is optionally fluoro and one R 1B  is —C(O)NR X R Y , wherein R X  is methyl or thietanyl optionally substituted with 1 to 3 methyl or oxo groups, R Y  is —H, or R X  and R Y  are taken together to form 2-oxa-6-azaspiro[3.3]heptanyl, 2-thia-6-azaspiro[3.3]heptan-6-yl, azetidinyl, 2,6-diazaspiro[3.3]heptanyl, 6-oxa-1-azaspiro[3.3]heptan-1-yl, each of which is optionally substituted with 1 to 3 groups that are independently fluoro, oxo, methyl, or —S(O) 2 CH 3 . 
     
     
         27 . (canceled) 
     
     
         28 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is cyclobutyl substituted with 2 halogens and —C(O)NR X R Y , wherein R X  is C 1-3  alkyl and R Y  is —H. 
     
     
         29 . (canceled) 
     
     
         30 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is cyclopropyl or cyclobutyl, optionally substituted with 1 or 2 halogens and a 5 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S optionally substituted with 1 to 3 R 1D . 
     
     
         31 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is cyclopropyl or cyclobutyl, optionally substituted with 1 or 2 fluoro and triazolyl or thiadiazolyl. 
     
     
         32 .- 34 . (canceled) 
     
     
         35 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is cyclopropyl, bicyclo[1.1.1]pentanyl, cyclobutyl optionally substituted with 1 to 3 R 1B  wherein:
 each R 1B  is independently halogen, ethynyl, —CN, C 1-3 alkyl substituted with —OH or —NR a R b , —C(O)NR X R Y , or 5 membered heteroaryl having 1 to 3 heteroatoms selected from N, O, and S optionally substituted with 1 to 3 R 1D .   
     
     
         36 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is cyclopropyl or cyclobutyl, optionally substituted with 1 or 2 fluoro and one of oxadiazolyl optionally substituted with C 1-3 alkyl, triazolyl optionally substituted with C 1-3 alkyl, or thiadiazolyl. 
     
     
         37 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is 
       
         
           
           
               
               
           
         
         
           
           
               
               
           
         
       
     
     
         38 . (canceled) 
     
     
         39 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is a 3 to 5 membered heterocyclyl having 1 to 3 heteroatoms selected from N, O, and S, optionally substituted with 1 to 3 R 1C . 
     
     
         40 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is oxetanyl or thietanyl optionally substituted with 1 to 3 R 1C . 
     
     
         41 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein each R 1C  is independently C 1-3 alkyl, —CF 3 , or oxo. 
     
     
         42 . (canceled) 
     
     
         43 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1  is. 
       
         
           
           
               
               
           
         
       
     
     
         44 . The compound of  claim 1 , wherein R 2C  is taken together with R 2E  to form a cyclopropyl group and R 2D  and R 2F  are each —H. 
     
     
         45 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 2A  and R 2B  are —H. 
     
     
         46 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 4  is pyridinyl, optionally substituted with 1 to 4 R 4B . 
     
     
         47 . The compound of  claim 1 , wherein R 4  is pyridin-4-yl, optionally substituted with 1 to 3 groups selected from F, Cl, CF 3 , and CHF 2 . 
     
     
         48 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, which is 
       
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
       
     
     
         49 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, which is 
       
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
       
     
     
         50 . The compound of  claim 1 , or a pharmaceutically acceptable salt thereof, which is 
       
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
       
     
     
         51 . The compound of  claim 1 , which is 
       
         
           
           
               
               
           
         
         
           
           
               
               
           
         
       
       or a pharmaceutically acceptable salt thereof. 
     
     
         52 . The compound of  claim 1 , which is 
       
         
           
           
               
               
           
         
       
       or a pharmaceutically acceptable salt thereof. 
     
     
         53 . (canceled) 
     
     
         54 . The compound of  claim 1 , which is 
       
         
           
           
               
               
           
         
       
       or a pharmaceutically acceptable salt thereof. 
     
     
         55 . The compound of  claim 1 , which is 
       
         
           
           
               
               
           
         
       
       or a pharmaceutically acceptable salt thereof. 
     
     
         56 . The compound of  claim 1 , which is 
       
         
           
           
               
               
           
         
       
       or a pharmaceutically acceptable salt thereof. 
     
     
         57 . The compound of  claim 1 , which is 
       
         
           
           
               
               
           
         
       
       or a pharmaceutically acceptable salt thereof. 
     
     
         58 . A pharmaceutical composition comprising a compound of  claim 1  or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable excipient. 
     
     
         59 .- 62 . (canceled) 
     
     
         63 . A method of treating or preventing a HBV infection, comprising administering to an individual in need thereof a therapeutically effective amount of a compound of  claim 1 , or a pharmaceutically acceptable salt thereof. 
     
     
         64 .- 75 . (canceled)

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