Inhibitors of diacylglycerol O-acyltransferase 1 (DGAT-1) and uses thereof

1. A compound of Formula (I), or a pharmaceutically acceptable salt or stereoisomer thereof,

Q-G 1 -G 2 -G 3 -G 4 -Z   Formula (I)

wherein Q is:

A is a fused ring selected from an aromatic 6-membered ring containing 2 N atoms;

L is N or C(R 8 ); the number of R 8 substituents on A ring is 0, 1, 2 or 3;

R 8 is independently selected from halo, (C 1 -C 6 )alkyl, (C 2 -C 6 )alkenyl, (C 2 -C 8 )alkynyl, aryl, heteroaryl, (C 3 -C 8 )cycloalkyl, cyano, (C 1 -C 6 )haloalkyl, (C 1 -C 6 )haloalkoxy, —OR a , —O—C(O)(R a ), —S(R a ), —S(O)(R b ), —S(O) 2 (R b ), —C(O)(R a ), —C(O)(OR a ), —N(R a ) 2 , —N(R a )—C(O)(R a ), —(O)N(R a ) 2 , —S(O) 2 N(R a ) 2 , —(CR a R b ) L OR a , —(CR a R b ) r O—C(O)(R a ), —(CR a R b ) t S(R a ), —(CR a R b ) t S(O)(R b ), —(CR a R b ) t S(O) 2 (R b ), —(CR a R a ) t C(O)(R a ), —(CR a R b ) t C(O)(OR a ), —(CR a R b ) r N(R a R b ), —(CR a R b ) t N(R a )—C(O)(R a ), —(CR a R b ) t C(O)N(R a ) 2 , —(CR a R a ) t S(O) 2 N(R a ) 2 or —(CR a R b ) t R a , wherein t is an integer of 1, 2, 3, or 4; and

R a and R b are independently selected from the group consisting of H, (C 1 -C 8 )alkyl, (C 2 -C 8 )alkenyl, (C 2 -C 8 )alkynyl, fluoro(C 1 -C 8 )alkyl, (C 3 -C 8 )cycloalkyl, aryl, heteroaryl and aryl(C 1 -C 4 )alkyl;

G 1 is arylene;

G 2 is a bond;

G 3 is cyclo(C 3 -C 8 )alkylene;

G 4 is —X—Y—;

wherein X is selected from null, O, NH, CO, CHOH, S or S(O) 2 ; and Y is selected from (C 1 -C 4 )alkylene, C 3 -C 8 -cycloalkylene, heterocycloalkylene, —CH(R 9 )C(R 10 R 11 )— or —N(R 9 )C(R 10 R 11 )—;

wherein:

i) R 10 and R 11 are both hydrogen, and R 9 is hydrogen, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy, (C 2 -C 6 )alkenyl, phenoxy-(C 2 -C 6 )alkyl, 1-methyl-1H-indol-3-yl, bis[(C 1 -C 6 )alkyl]amino-(C 2 -C 6 )alkyl, 1-piperidinyl-(C 2 -C 6 )alkyl, 1-pyrrolidinyl-(C 2 -C 6 )alkyl, or 1-morpholinyl-(C 2 -C 6 ) alkyl; or R 10 and R 11 are both hydrogen and R 9 is R 12 (CH 2 ) m , where m is 0 to 3, and R 12 is phenyl optionally substituted with one or more halogen, hydroxy, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy, trifluoromethyl or cyano; or

ii) R 10 and R 11 are both hydrogen and R 9 is R 12 (CH 2 ) m , where m is 0 to 3, and R 12 is 2-pyridinyl, 3-pyridinyl, or 4-pyridinyl, each of which is optionally substituted with halogen, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy, trifluoromethyl or cyano; or

iii) R 9 is hydrogen, and R 10 and R 11 together with the carbon atom to which they are attached, form a three to five-membered ring, with 0 to 2 heteroatoms independently selected from O, S or N; or

iv) R 10 is hydrogen, and R 9 and R 11 together with the two carbon atoms to which they are attached, form a three- to six-membered ring with 0 to 2 heteroatoms independently selected from O, S or N;

Z is Z 1 or Z 2 ; and

Z 1 is

X 1 and X 2 are independently selected from null, (C(R a R b )) n , O, NR a , S or CO and n is 0 or 1; W is selected from H, (C 1 -C 6 )alkyl, aryl, heteroaryl or (C 3 -C 8 )cycloalkyl; wherein each of the (C 1 -C 6 )alkyl, aryl, heteroaryl and cycloalkyl is independently substituted with 1, 2, 3, 4, or 5 substituents independently selected from the group consisting of (C 1 -C 8 )alkyl, (C 2 -C 8 )alkenyl, (C 2 -C 8 )alkynyl, —CN, halogen, ethylenedioxy, methylenedioxy, haloalkyl, —OR a , —O—C(O)(R a ), —S(R a ), —S(O)(R b ), —S(O) 2 (R b ), —C(O)(R a ), —C(O)(OR a ), —N(R a ) 2 , —N(R a )—C(O)(R a ), —C(O)N(R a ) 2 , —S(O) 2 N(R a ) 2 , —(CR a R b ) t OR a , —(CR a R b ) t —O—C(O)(R a ), —(CR a R b ) t S(R a ), —(CR a R b ) t S(O)(R b ), —(CR a R b ) t S(O) 2 (R b ), —(CR a R a ) t C(O)(R a ), —(CR a R b ) t C(O)(OR a ), —(CR a R b ) t N(R a R b ) —(CR a R b ) t N(R a )—C(O)(R a ), —(CR a R b ) t C(O)N(R a ) 2 , —(CR a R a ) t S(O) 2 N(R a ) 2 , —(CR a R b ) t R a , —(CR a R b ) t P(O)(OH) 2 , and —(CR a R b ) t P(O)(OH)(R a ), wherein t is an integer of 1, 2, 3, or 4; or X 1 and X 2 may be combined to form a 5-, 6- or 7-membered ring having from 0 to 3 heteroatoms selected from the group consisting of NR a , O and S; or X 1 or X 2 may be combined with W to form a 5-, 6- or 7-membered fused ring having from 0 to 3 heteroatoms selected from the group consisting of NR a , O and S; and

Z 2 is Z 1 , H, —OH, CO 2 R a or —C(O)N(R a ) 2 ;

with a proviso that when X 2 is O, then X 1 is not (C(R a R b )) n .

2. A compound of Formula (I), or a pharmaceutically acceptable salt or stereoisomer thereof,

Q-G 1 -G 2 -G 3 -G 4 -Z   Formula (I)

wherein Q is:

A is a fused ring selected from an aromatic 6-membered ring containing 2 N atoms;

L is N, CH, or C(R 8 ); the number of R 8 substituents on A ring is 0, 1, 2 or 3;

R 8 is independently selected from hydrogen, halo, (C 1 -C 6 )alkyl, (C 2 -C 6 )alkenyl, (C 2 -C 8 )alkynyl, aryl, heteroaryl, (C 3 -C 8 )cycloalkyl, cyano, (C 1 -C 6 )haloalkyl, (C 1 -C 6 )haloalkoxy, —OR a , —O—C(O)(R a ), —S(R a ), —S(O)(R b ), —S(O) 2 (R b ), —C(O)(R a ), —C(O)(OR a ), —N(R a ) 2 , —N(R a )—C(O)(R a ), —(O)N(R a ) 2 , —S(O) 2 N(R a ) 2 , —(CR a R b ) L OR a , —(CR a R b ) r O—C(O)(R a ), —(CR a R b ), S(R a ), —(CR a R b ) t S(O)(R b ), —(CR a R b ) t S(O) 2 (R b ), —(CR a R a ) t C(O)(R a ), —(CR a R b ) t C(O)(OR a ), —(CR a R b ) r N(R a R b ), —(CR a R b ) t N(R a )—C(O)(R a ), —(CR a R b ) t C(O)N(R a ) 2 , —(CR a R a ) t S(O) 2 N(R a ) 2 or —(CR a R b ) t R a , wherein t is an integer of 1, 2, 3, or 4; and

R a and R b are independently selected from the group consisting of H, (C 1 -C 8 )alkyl, (C 2 -C 8 )alkenyl, (C 2 -C 8 )alkynyl, fluoro(C 1 -C 8 )alkyl, (C 3 -C 8 )cycloalkyl, aryl, heteroaryl and aryl(C 1 -C 4 )alkyl;

G 2 is a bond;

G 3 is cyclo(C 3 -C 8 )alkylene;

G 4 is —X—Y—;

wherein X is selected from null, O, NH, CO, CHOH, S or S(O) 2 ; and Y is selected from (C 1 -C 4 )alkylene, C 3 -C 8 -cycloalkylene, heterocycloalkylene, —CH(R 9 )C(R 10 R 11 )— or —N(R 9 )C(R 10 R 11 )—;

wherein:

v) R 10 and R 11 are both hydrogen, and R 9 is hydrogen, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy, (C 2 -C 6 )alkenyl, phenoxy-(C 2 -C 6 )alkyl, 1-methyl-1H-indol-3-yl, bis[(C 1 -C 6 )alkyl]amino-(C 2 -C 6 )alkyl, 1-piperidinyl-(C 2 -C 6 )alkyl, 1-pyrrolidinyl-(C 2 -C 6 )alkyl, or 1-morpholinyl-(C 2 -C 6 ) alkyl; or R 10 and R 11 are both hydrogen and R 9 is R 12 (CH 2 ) m , where m is 0 to 3, and R 12 is phenyl optionally substituted with one or more halogen, hydroxy, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy, trifluoromethyl or cyano; or

vi) R 10 and R 11 are both hydrogen and R 9 is R 12 (CH 2 ) m , where m is 0 to 3, and R 12 is 2-pyridinyl, 3-pyridinyl, or 4-pyridinyl, each of which is optionally substituted with halogen, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy, trifluoromethyl or cyano; or

vii) R 9 is hydrogen, and R 10 and R 11 together with the carbon atom to which they are attached, form a three to five-membered ring, with 0 to 2 heteroatoms independently selected from O, S or N; or

viii) R 10 is hydrogen, and R 9 and R 11 together with the two carbon atoms to which they are attached, form a three- to six-membered ring with 0 to 2 heteroatoms independently selected from O, S or N;

Z is Z 1 or Z 2 ; and

Z 1 is

X 1 and X 2 are independently selected from null, (C(R a R b )) n , O, NR a , S or CO and n is 0 or 1; W is selected from H, (C 1 -C 6 )alkyl, aryl, heteroaryl or (C 3 -C 8 )cycloalkyl; wherein each of the (C 1 -C 6 )alkyl, aryl, heteroaryl and cycloalkyl is independently substituted with 1, 2, 3, 4, or 5 substituents independently selected from the group consisting of (C 1 -C 8 )alkyl, (C 2 -C 8 )alkenyl, (C 2 -C 8 )alkynyl, —CN, halogen, ethylenedioxy, methylenedioxy, haloalkyl, —OR a , —O—C(O)(R a ), —S(R a ), —S(O)(R b ), —S(O) 2 (R b ), —C(O)(R a ), —C(O)(OR a ), —N(R a ) 2 , —N(R a )—C(O)(R a ), —C(O)N(R a ) 2 , —S(O) 2 N(R a ) 2 , —(CR a R b ) t OR a , (CR a R b ) t —O—C(O)(R a ), —(CR a R b ) t S(R a ), —(CR a R b ) t S(O)(R b ), —(CR a R b ) t S(O) 2 (R b ), (CR a R a ) t C(O)(R a ), —(CR a R b ) t C(O)(OR a ), —(CR a R b ) t N(R a R b ) —(CR a R b ) t N(R a )—C(O)(R a ), —(CR a R b ) t C(O)N(R a ) 2 , —(CR a R a ) t S(O) 2 N(R a ) 2 , —(CR a R b ) t R a , —(CR a R b ) t P(O)(OH) 2 , and —(CR a R b ) t P(O)(OH)(R a ), wherein t is an integer of 1, 2, 3, or 4; or X 1 and X 2 may be combined to form a 5-, 6- or 7-membered ring having from 0 to 3 heteroatoms selected from the group consisting of NR a , O and S; or X 1 or X 2 may be combined with W to form a 5-, 6- or 7-membered fused ring having from 0 to 3 heteroatoms selected from the group consisting of NR a , O and S; and

Z 2 is Z 1 , H, —OH, CO 2 R a or —C(O)N(R a ) 2 ;

with a proviso that when X 2 is O, then X 1 is not (C(R a R b )) n .

3. The compound of claim 2 , or a pharmaceutically acceptable salt or stereoisomer thereof, wherein said compound is:

Compound

Number

Structure

 6

27

28

29

35

36

37

38

39

40

42

46

47

48

49

50

51

53

.

4. A compound, or a pharmaceutically acceptable salt or stereoisomer thereof, wherein said compound is:

Compound

Number

Structure

43

.

5. A pharmaceutically acceptable composition comprising a pharmaceutically acceptable carrier, vehicle or diluent and a compound according to claim 1 .

6. A pharmaceutically acceptable composition comprising a pharmaceutically acceptable carrier, vehicle or diluent, and a compound of claim 2 or a pharmaceutically acceptable salt or stereoisomer thereof, wherein said compound is:

Compound

Number

Structure

 6

27

28

29

35

36

37

38

39

40

42

46

47

48

49

50

51

53

.

7. A pharmaceutically acceptable composition comprising a pharmaceutically acceptable carrier, vehicle or diluent and a compound or a pharmaceutically acceptable salt or stereoisomer thereof, wherein said compound is:

Compound

Number

Structure

43

8. A method of treating a disease or condition comprising administering to a mammal a therapeutically effective amount of a compound according to claim 1 , a pharmaceutical composition thereof or pharmaceutically acceptable salts of the compound, either alone or in combination with an anti-diabetic agent and/or an anti-obesity agent, wherein the mammal has a disease or condition selected from Type 2 diabetes, insulin resistance syndrome, obesity, impaired glucose tolerance, hyperglycemia, high postprandial triglycerides, diet- or obesity-related hypertriglyceridemia, cardiovascular risk associated with excessive triglycerides, insulin resistance or glucose intolerance.

9. A method of reducing food intake or adiposity comprising administering to a mammal a therapeutically effective amount of a compound according to claim 1 , a pharmaceutical composition thereof or pharmaceutically acceptable salts of said compound, either alone or in combination with an anti-diabetic agent and/or an anti-obesity agent.

10. A method of treating a disease or condition comprising administering to a mammal a therapeutically effective amount of a compound according to claim 3 , a pharmaceutical composition thereof or pharmaceutically acceptable salts of the compound, either alone or in combination with an anti-diabetic agent and/or an anti-obesity agent, wherein the mammal has a disease or condition selected from Type 2 diabetes, insulin resistance syndrome, obesity, impaired glucose tolerance, hyperglycemia, high postprandial triglycerides, diet- or obesity-related hypertriglyceridemia, cardiovascular risk associated with excessive triglycerides, insulin resistance or glucose intolerance.

11. A method of reducing food intake or adiposity comprising administering to a mammal a therapeutically effective amount of a compound according to claim 3 , a pharmaceutical composition thereof or pharmaceutically acceptable salts of said compound, either alone or in combination with an anti-diabetic agent and/or an anti-obesity agent.