Granted Patent B2

US 12,479,856 · App. 17/440,665 · Granted Nov 25, 2025

Inventors: Jason Allan Wiles (Madison, CT); Venkat Rao Gadhachanda (Hamden, CT); Kyle J. Eastman (Killingworth, CT)

Assignee: Achillion Pharmaceuticals, Inc.

C07D491/113C07D207/16C07D333/38C07D409/12C07D417/12C07D471/08C07D519/00C07F7/0816

Abstract

Claims (69)

1 . A compound, wherein

(i) the compound is selected from:

or a pharmaceutically acceptable salt thereof;

wherein:

n is 1;

each m is independently 0 or 1;

Z is C(O);

X 1 is S;

X 2 is a bond;

X 3 is C(R 17 );

X 4 is N;

X 5 is C or Si;

X 6 is

X 7 is selected from O— and CR 5 R 6 ;

R 1 and R 2 are independently selected from hydrogen, halogen, and C 1 -C 6 alkyl;

R 3 and R 4 are both hydrogen; or

R 3 is hydrogen and R 4 is hydroxyl;

R 5 and R 6 are both hydrogen;

each of R 7 , R 8 , R 11 , and R 12 is hydrogen;

R 9 is selected from hydrogen, halogen, C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 1 -C 6 haloalkyl, —OR 30 , —SR 30 , —N(R 30 ) 2 , —C(O)R 31 , —S(O)R 31 , —S(O) 2 R 31 , heterocycle, aryl, and heteroaryl, wherein each R 9 other than hydrogen and halogen is optionally substituted with 1, 2, 3, or 4 substituents independently selected from C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, halogen, C 1 -C 6 haloalkyl, —OR 30 , —SR 30 , —N(R 30 ) 2 , —C(O)R 31 , —S(O)R 31 , —S(O) 2 R 31 , heterocycle, aryl, heteroaryl, cyano, and nitro;

R 10 is selected from halogen, C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 1 -C 6 haloalkyl, —OR 30 , —SR 30 , —N(R 30 ) 2 , —C(O)R 31 , —S(O)R 31 , —S(O) 2 R 31 , heterocycle, aryl, and heteroaryl, wherein each R 10 other than halogen is optionally substituted with 1, 2, 3, or 4 substituents independently selected from C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, halogen, C 1 -C 6 haloalkyl, —OR 30 , —SR 30 , —N(R 30 ) 2 , —C(O)R 31 , —S(O)R 31 , —S(O) 2 R 31 , heterocycle, aryl, heteroaryl, cyano, and nitro;

or R 9 and R 10 may be taken together with the atom to which they are attached to form a 3- to 6-membered carbocyclic spiro ring; a 4- to 6-membered heterocyclic spiro ring containing 1 or 2 heteroatoms independently chosen from N, O, and S;

 or carbonyl;

or R 9 and R 11 are taken together with the atoms to which they are attached to form a 3- to 8-membered carbocycle;

or R 7 and R 11 are taken together with the atoms to which they are attached to form a 1 or 2 carbon bridge, and R 10 is hydrogen;

each R 13 is hydrogen;

R 14 , R 15 , and R 16 are independently selected from hydrogen, halogen, C 1 -C 6 alkyl, and —O-phenyl;

R 17 is hydrogen;

R 19 and R 20 are both hydrogen;

R 21 is selected from C 1 -C 6 haloalkyl, —O—C 1 -C 6 haloalkyl, C 1 -C 6 alkyl, —O—C 1 -C 6 alkyl, aryl, —O-aryl, heteroaryl, or —O-heteroaryl, each of which R 21 group is optionally substituted with 1, 2, 3, or 4 substituents independently selected from SF 5 , C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, halogen, C 1 -C 6 haloalkyl, —OR 30 , —SR 30 , —N(R 30 ) 2 , —C(O)R 31 , —S(O)R 31 , —S(O) 2 R 31 , heterocycle, aryl, heteroaryl, cyano, and nitro;

each R 25 is independently selected from hydrogen, SF 5 , halogen, C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 1 -C 6 haloalkyl, —OR 30 , —SR 30 , —N(R 30 ) 2 , —C(O)R 31 , —S(O)R 31 , —S(O) 2 R 31 , heterocycle, aryl, heteroaryl, cyano, and nitro; each of which R 25 groups other than hydrogen, halogen, cyano, and nitro are optionally substituted with 1, 2, 3, or 4 substituents independently selected from C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, halogen, C 1 -C 6 haloalkyl, —OR 30 , —SR 30 , —N(R 30 ) 2 , —C(O)R 31 , —S(O)R 31 , —S(O) 2 R 31 , heterocycle, aryl, heteroaryl, cyano, and nitro;

R 26 is

R 29 is selected from halogen, C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 1 -C 6 haloalkyl, —OR 30 , —SR 30 , —N(R 30 ) 2 , —C(O)R 31 , —S(O)R 31 , —S(O) 2 R 31 , heterocycle, aryl, and heteroaryl, each of which R 29 groups other than halogen are optionally substituted with 1, 2, 3, or 4 substituents independently selected from C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, halogen, C 1 -C 6 haloalkyl, —OR 30 , —SR 30 , —N(R 30 ) 2 , —C(O)R 31 , —S(O)R 31 , —S(O) 2 R 31 , heterocycle, aryl, heteroaryl, cyano, and nitro;

each R 30 is independently selected from hydrogen, C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, aryl, heteroaryl, heterocycle, and C(O)R 31 ;

each R 31 is independently selected from hydrogen, C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, —OR 32 , —SR 32 , —N(R 32 ) 2 , heterocycle, aryl, and heteroaryl; and

each R 32 is independently selected from hydrogen, C 1 -C 6 alkyl, and C 1 -C 6 haloalkyl;

wherein for compounds of Formula I and Formula II at least one of the following is satisfied:

a. X 5 is Si;

b. R 9 and R 10 are taken together with the carbon to which they are attached to form a 3- to 6-membered carbocyclic spiro ring; a 4- to 6-membered heterocyclic spiro ring containing 1 or 2 heteroatoms independently chosen from N, O, and S;

 or a carbonyl;

c. R 9 and R 11 are taken together with the atoms to which they are attached to form a 3- to 8-membered carbocycle; or

d. R 7 and R 11 are taken together with the atoms to which they are attached to form a 1 or 2 carbon bridge

wherein for compounds of Formula XIV at least one of the following is satisfied:

a. R 14 is not hydrogen;

b. R 1 is not hydrogen;

c. R 2 is not hydrogen;

or

d. R 4 is not hydrogen.

2 . The compound of claim 1 , or a pharmaceutically acceptable salt thereof, selected from:

or a pharmaceutically acceptable salt thereof, wherein

R 21 is selected from C 1 -C 6 alkyl and —O—C 1 -C 6 alkyl.

3 . The compound of claim 1 , or a pharmaceutically acceptable salt thereof, wherein:

X 5 is C; and/or

X 7 is O.

4 . The compound of claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 1 and R 2 are both hydrogen.

5 . The compound of claim 1 , wherein R 3 and R 4 are both hydrogen.

6 . The compound of claim 1 , or a pharmaceutically acceptable salt thereof, wherein:

R 7 is hydrogen and R 11 is hydrogen.

7 . The compound of claim 1 , or a pharmaceutically acceptable salt thereof, wherein:

R 9 and R 11 are combined to form a 4-8 membered carbocycle ring; or

R 9 and R 11 are combined to form a cyclopropyl ring; or

R 9 and R 10 are combined to form a spirocycle.

8 . The compound of claim 1 , or a pharmaceutically acceptable salt thereof, wherein R 10 is C 1 -C 6 alkyl.

9 . A compound selected from:

or a pharmaceutically acceptable salt thereof.

10 . A pharmaceutical composition comprising a compound of claim 1 and a pharmaceutically acceptable carrier.

11 . A method of treating a C1s mediated disorder comprising administering to a subject in need thereof a therapeutically effective amount of a compound or pharmaceutical composition thereof according to claim 1 or a pharmaceutically acceptable salt thereof, wherein the disorder is C3 glomerulopathy, an ophthalmic disorder, age-related macular degeneration (AMD), paroxysmal nocturnal hemoglobinuria (PNH), C3 glomerulonephritis, dense deposit disease, angioedema, hereditary angioedema, autoimmune hemolytic anemia, cold agglutinin disease, hereditary angioedema type 1, hereditary angioedema type 2, trauma, inflammation, sepsis, multiple organ dysfunction syndrome, endotoxemia, end stage renal disease, kidney failure, delayed graft function, ischemic reperfusion injury, neuromyelitis optica, common variable immunodeficiency, antibody-mediated rejection, graft rejection, asthma, allergic asthma, angioneurotic edema, acute ACE-induced angioedema, kidney transplantation, or acute kidney injury.

12 . The method of claim 11 , wherein

the subject is a human.

Assignments (1)

Continuity (3)

References Cited (335)