Antibacterial compounds

A method of treating a bacterial infection, the method comprising administering to a subject in need thereof a therapeutically effective amount of a compound selected from any one of the following compounds:

• Structure
• Compound No.
• 4 (analog 3)
• 5
• S9 (analog 2a)
• 6
• S13
• S15
• S16
• S17
• S18
• S19
• S20
• S21
• 10
• S22
• S23
• S24
• S25
• S26
• 11
• 12
• 13
• 14
• S27
• S28
• S29
• S30
• or a pharmaceutically acceptable salt thereof.

A method of killing or inhibiting growth of bacteria, the method comprising contacting the bacteria with an effective amount of a compound of Formula (I):

• or a pharmaceutically acceptable salt thereof, wherein:
• X is selected from S, O, and C(R5)2;
• wherein each R3 is independently selected from H, C1-3 alkyl, and C1-3 haloalkyl;
• L1 is selected from a bond, C(═O), S(═O), S(═O)2, C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene, wherein said C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene are each optionally substituted with 1, 2, or 3 substituents independently selected from halo, CN, NO2, and C1-6 haloalkyl;
• L2 is selected from a bond, C(═O), S(═O), S(═O)2, C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene, wherein said C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene are each optionally substituted with 1, 2, or 3 substituents independently selected from halo, CN, NO2, and C1-6 haloalkyl;
• each R3 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, ORa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)2Rb1, and S(O)2NRc1Rd1;
• wherein said C1-6 alkyl, 2-6 alkenyl, C2-6 alkynyl, and C6-10 aryl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, C1-6 alkyl, C1-6 haloalkyl, CN, NO2, ORa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)2Rb1 and S(O)2NRc1Rd1;
• n is an integer selected from 1, 2, 3, and 4;
• ring A is adamantyl of formula:
• which is optionally substituted with 1, 2, or 3 substituents independently selected from R2;
• ring B is selected from C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, and 4-10 membered heterocycloalkyl, each of which is optionally substituted with 1, 2, or 3 substituents independently selected from R1;
• each R1 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2, and S(O)2NRc2Rd2;
• wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, CN, NO2, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2 and S(O)2NRc2Rd2;
• each R2 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2, and S(O)2NRc2Rd2;
• wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, CN, NO2, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, Rc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2 and S(O)2NRc2Rd2;
• R4 is selected from C(O)ORa3, and C1-3 alkylene-ORa3;
• Ra1, Rb1, Ra2, Rb2, and Ra3 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene are optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• each Rc1, Rd1, Rc2, and Rd2 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene, C(O)ORb7, C(O)NRc7Rd7, C(O)ORa7, NRc7Rd7, S(O)Rb7, S(O)NRc7Rd7, S(O)2Rb7, and S(O)2NRc7Rd7;
• wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene is optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• each Ra7, Rb7, Rc7, and Rd7 is in dependently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene and Rg, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 is optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• or any Rc1 and Rd1 together with the N atom to which they are attached form a 4-, 5-, 6-, or 7-membered heterocycloalkyl group optionally substituted with 1, 2, or 3 substituents independently selected from Rg;
• or any Rc2 and Rd2 together with the N atom to which they are attached form a 4-, 5-, 6-, or 7-membered heterocycloalkyl group optionally substituted with 1, 2, or 3 substituents independently selected from Rg;
• and
• each Rg is independently selected from OH, NO2, CN, halo, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-4 haloalkyl, C1-6 alkoxy, C1-6 haloalkoxy, cyano-C1-3 alkylene, HO-C1-3 alkylene, C6-10 aryl, C6-10 aryloxy, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene, amino, C1-6 alkylamino, di(C1-6 alkyl)amino, thio, C1-6 alkylthio, C1-6 alkylsulfinyl, C1-6 alkylsulfonyl, carbamyl, C1-6 alkylcarbamyl, di(C1-6 alkyl)carbamyl, carboxy, C1-6 alkylcarbonyl, C1-6 alkoxycarbonyl, C1-6 alkylcarbonylamino, C1-6 alkylsulfonylamino, aminosulfonyl, C1-6 alkylaminosulfonyl, di(C1-6 alkyl)aminosulfonyl, aminosulfonylamino, C1-6 alkylaminosulfonylamino, di(C1-6 alkyl)aminosulfonylamino, aminocarbonylamino, C1-6 alkylaminocarbonylamino, and di(C1-6 alkyl)aminocarbonylamino.

A pharmaceutical composition comprising:

• (i) a compound of Formula (I):
• or a pharmaceutically acceptable salt thereof, wherein:
• X is selected from S, O, and C(R5)2;
• wherein each R3 is independently selected from H, C1-3 alkyl, and C1-3 haloalkyl;
• L1 is selected from a bond, C(═O), S(═O), S(═O)2, C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene, wherein said C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene are each optionally substituted with 1, 2, or 3 substituents independently selected from halo, CN, NO2, and C1-6 haloalkyl;
• L2 is selected from a bond, C(═O), S(═O), S(═O)2, C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene, wherein said C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene are each optionally substituted with 1, 2, or 3 substituents independently selected from halo, CN, NO2, and C1-6 haloalkyl;
• each R3 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, ORa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)2Rb1, and S(O)2NRc1Rd1;
• wherein said C1-6 alkyl, 2-6 alkenyl, C2-6 alkynyl, and C6-10 aryl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, C1-6 alkyl, C1-6 haloalkyl, CN, NO2, ORa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)2Rb1 and S(O)2NRc1Rd1;
• n is an integer selected from 1, 2, 3, and 4;
• ring A is adamantyl of formula:
• which is optionally substituted with 1, 2, or 3 substituents independently selected from R2;
• ring B is selected from C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, and 4-10 membered heterocycloalkyl, each of which is optionally substituted with 1, 2, or 3 substituents independently selected from R1;
• each R1 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2, and S(O)2NRc2Rd2;
• wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, CN, NO2, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2 and S(O)2NRc2Rd2;
• each R2 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2, and S(O)2NRc2Rd2;
• wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, CN, NO2, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2 and S(O)2NRc2Rd2;
• R4 is selected from C(O)ORa3 and C1-3 alkylene-ORa3;
• Ra1, Rb1, Ra2, Rb2, and Ra3 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene are optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• each Rc1, Rd1, Rc2, and Rd2 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene, C(O)ORb7, C(O)NRc7Rd7, C(O)ORa7, NRc7Rd7, S(O)Rb7, S(O)NRc7Rd7, S(O)2Rb7, and S(O)2NRc7Rd7;
• wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene is optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• each Ra7, Rb7, Rc7, and Rd7 is in dependently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene and Rg, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene is optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• or any Rc1 and Rd1 together with the N atom to which they are attached form a 4-, 5-, 6-, or 7-membered heterocycloalkyl group optionally substituted with 1, 2, or 3 substituents independently selected from Rg;
• or any Rc2 and Rd2 together with the N atom to which they are attached form a 4-, 5-, 6-, or 7-membered heterocycloalkyl group optionally substituted with 1, 2, or 3 substituents independently selected from Rg;
• and
• each Rg is independently selected from OH, NO2, CN, halo, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-4 haloalkyl, C1-6 alkoxy, C1-6 haloalkoxy, cyano-C1-3 alkylene, HO-C1-3 alkylene, C6-10 aryl, C6-10 aryloxy, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene, amino, C1-6 alkylamino, di(C1-6 alkyl)amino, thio, C1-6 alkylthio, C1-6 alkylsulfinyl, C1-6 alkylsulfonyl, carbamyl, C1-6 alkylcarbamyl, di(C1-6 alkyl)carbamyl, carboxy, C1-6 alkylcarbonyl, C1-6 alkoxycarbonyl, C1-6 alkylcarbonylamino, C1-6 alkylsulfonylamino, aminosulfonyl, C1-6 alkylaminosulfonyl, di(C1-6 alkyl)aminosulfonyl, aminosulfonylamino, C1-6 alkylaminosulfonylamino, di(C1-6 alkyl)aminosulfonylamino, aminocarbonylamino, C1-6 alkylaminocarbonylamino, and di(C1-6 alkyl)aminocarbonylamino;
• and
• (ii) at least one additional antibiotic, or a pharmaceutically acceptable salt thereof;
• and
• (iii) a pharmaceutically acceptable carrier.

A compound of Formula (I):

• or a pharmaceutically acceptable salt thereof, wherein:
• X is selected from S, O, and C(R5)2;
• wherein each R3 is independently selected from H, C1-3 alkyl, and C1-3 haloalkyl;
• L1 is selected from a bond, C(═O), S(═O), S(═O)2, C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene, wherein said C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene are each optionally substituted with 1, 2, or 3 substituents independently selected from halo, CN, NO2, and C1-6 haloalkyl;
• L2 is selected from a bond, C(═O), S(═O), S(═O)2, C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene, wherein said C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene are each optionally substituted with 1, 2, or 3 substituents independently selected from halo, CN, NO2, and C1-6 haloalkyl;
• each R3 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, ORa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)2Rb1, and S(O)2NRc1Rd1;
• wherein said C1-6 alkyl, 2-6 alkenyl, C2-6 alkynyl, and C6-10 aryl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, C1-6 alkyl, C1-6 haloalkyl, CN, NO2, ORa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)2Rb1 and S(O)2NRc1Rd1;
• n is an integer selected from 1, 2, 3, and 4;
• and at least one R3 is selected from halo and C1-6 haloalkyl;
• ring A is adamantyl of formula:
• which is optionally substituted with 1, 2, or 3 substituents independently selected from R2;
• ring B is selected from C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, and 4-10 membered heterocycloalkyl, each of which is optionally substituted with 1, 2, or 3 substituents independently selected from R1;
• each R1 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2, and S(O)2NRc2Rd2;
• wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, CN, NO2, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2 and S(O)2NRc2Rd2;
• each R2 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2, and S(O)2NRc2Rd2;
• wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, CN, NO2, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2 and S(O)2NRc2Rd2;
• R4 is selected from C(O)ORa3 and C1-3 alkylene-ORa3;
• each Ra1, Rb1, Ra2, Rb2, and Ra3 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene are optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• each Rc1, Rd1, Rc2, and Rd2 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene, C(O)ORb7, C(O)NRc7Rd7, C(O)ORa7, NRc7Rd7, S(O)Rb7, S(O)NRc7Rd7, S(O)2Rb7, and S(O)2NRc7Rd7;
• wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene is optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• each Ra7, Rb7, Rc7, and Rd7 is in dependently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene and Rg, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene is optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• or any Rc1 and Rd1 together with the N atom to which they are attached form a 4-, 5-, 6-, or 7-membered heterocycloalkyl group optionally substituted with 1, 2, or 3 substituents independently selected from Rg;
• or any Rc2 and Rd2 together with the N atom to which they are attached form a 4-, 5-, 6-, or 7-membered heterocycloalkyl group optionally substituted with 1, 2, or 3 substituents independently selected from Rg;
• and
• each Rg is independently selected from OH, NO2, CN, halo, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-4 haloalkyl, C1-6 alkoxy, C1-6 haloalkoxy, cyano-C1-3 alkylene, HO-C1-3 alkylene, C6-10 aryl, C6-10 aryloxy, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene, amino, C1-6 alkylamino, di(C1-6 alkyl)amino, thio, C1-6 alkylthio, C1-6 alkylsulfinyl, C1-6 alkylsulfonyl, carbamyl, C1-6 alkylcarbamyl, di(C1-6 alkyl)carbamyl, carboxy, C1-6 alkylcarbonyl, C1-6 alkoxycarbonyl, C1-6 alkylcarbonylamino, C1-6 alkylsulfonylamino, aminosulfonyl, C1-6 alkylaminosulfonyl, di(C1-6 alkyl)aminosulfonyl, aminosulfonylamino, C1-6 alkylaminosulfonylamino, di(C1-6 alkyl)aminosulfonylamino, aminocarbonylamino, C1-6 alkylaminocarbonylamino, and di(C1-6 alkyl)aminocarbonylamino.

A compound of Formula:

• or a pharmaceutically acceptable salt thereof, wherein:
• X is selected from S, O, and C(R5)2;
• wherein each R3 is independently selected from H, C1-3 alkyl, and C1-3 haloalkyl;
• L1 is selected from a bond, C(═O), S(═O), S(═O)2, C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene, wherein said C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene are each optionally substituted with 1, 2, or 3 substituents independently selected from halo, CN, NO2, and C1-6 haloalkyl;
• L2 is selected from a bond, C(═O), S(═O), S(═O)2, C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene, wherein said C1-6 alkylene, C2-6 alkenylene, and C2-6 alkynylene are each optionally substituted with 1, 2, or 3 substituents independently selected from halo, CN, NO2, and C1-6 haloalkyl;
• each R3 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, ORa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)2Rb1, and S(O)2NRc1Rd1;
• wherein said C1-6 alkyl, 2-6 alkenyl, C2-6 alkynyl, and C6-10 aryl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, C1-6 alkyl, C1-6 haloalkyl, CN, NO2, ORa1, C(O)Rb1, C(O)NRc1Rd1, C(O)ORa1, OC(O)Rb1, OC(O)NRc1Rd1, NRc1Rd1, NRc1C(O)Rb1, NRc1C(O)ORa1, NRc1C(O)NRc1Rd1, NRc1S(O)2Rb1, NRc1S(O)2NRc1Rd1, S(O)2Rb1 and S(O)2NRc1Rd1;
• n is an integer selected from 1, 2, 3, and 4;
• and at least one R3 is selected from halo and C1-6 haloalkyl;
• each R1 is independently selected from halo, CN, NO2, C1-6 alkyl, C1-6 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2, and S(O)2NRc2Rd2;
• wherein said C1-6 alkyl, C2-6 alkenyl, and C2-6 alkynyl are each optionally substituted with 1, 2 or 3 substituents independently selected from halo, CN, NO2, ORa2, C(O)Rb2, C(O)NRc2Rd2, C(O)ORa2, OC(O)Rb2, OC(O)NRc2Rd2, NRc2Rd2, NRc2C(O)Rb2, NRc2C(O)ORa2, NRc2C(O)NRc2Rd2, NRc2S(O)2Rb2, NRc2S(O)2NRc2Rd2, S(O)2Rb2 and S(O)2NRc2Rd2;
• each Ra1, Rb1, Ra2, and Rb2 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene are optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• each Rc1, Rd1, Rc2, and Rd2 is independently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene, C(O)ORb7, C(O)NRc7Rd7, C(O)ORa7, NRc7Rd7, S(O)Rb7, S(O)NRc7Rd7, S(O)2Rb7, and S(O)2NRc7Rd7;
• wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene is optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• each Ra7, Rb7, Rc7, and Rd7 is in dependently selected from H, C1-6 alkyl, C1-4 haloalkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene and Rg, wherein said C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C6-10 aryl, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, and (4-10 membered heterocycloalkyl)-C1-4 alkylene is optionally substituted with 1, 2, 3, 4, or 5 substituents independently selected from Rg;
• or any Rc1 and Rd1 together with the N atom to which they are attached form a 4-, 5-, 6-, or 7-membered heterocycloalkyl group optionally substituted with 1, 2, or 3 substituents independently selected from Rg;
• or any Rc2 and Rd2 together with the N atom to which they are attached form a 4-, 5-, 6-, or 7-membered heterocycloalkyl group optionally substituted with 1, 2, or 3 substituents independently selected from Rg;
• and
• each Rg is independently selected from OH, NO2, CN, halo, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-4 haloalkyl, C1-6 alkoxy, C1-6 haloalkoxy, cyano-C1-3 alkylene, HO-C1-3 alkylene, C6-10 aryl, C6-10 aryloxy, C3-10 cycloalkyl, 5-10 membered heteroaryl, 4-10 membered heterocycloalkyl, C6-10 aryl-C1-4 alkylene, C3-10 cycloalkyl-C1-4 alkylene, (5-10 membered heteroaryl)-C1-4 alkylene, (4-10 membered heterocycloalkyl)-C1-4 alkylene, amino, C1-6 alkylamino, di(C1-6 alkyl)amino, thio, C1-6 alkylthio, C1-6 alkylsulfinyl, C1-6 alkylsulfonyl, carbamyl, C1-6 alkylcarbamyl, di(C1-6 alkyl)carbamyl, carboxy, C1-6 alkylcarbonyl, C1-6 alkoxycarbonyl, C1-6 alkylcarbonylamino, C1-6 alkylsulfonylamino, aminosulfonyl, C1-6 alkylaminosulfonyl, di(C1-6 alkyl)aminosulfonyl, aminosulfonylamino, C1-6 alkylaminosulfonylamino, di(C1-6 alkyl)aminosulfonylamino, aminocarbonylamino, C1-6 alkylaminocarbonylamino, and di(C1-6 alkyl)aminocarbonylamino.

A compound selected from any one of the following compounds:

• Structure
• Compound No.
• 4 (analog 3)
• 5
• S9 (analog 2a)
• 6
• S13
• S15
• S16
• S17
• S18
• S19
• S20
• S21
• 10
• S22
• S23
• S24
• S25
• S26
• 11
• 12
• 13
• 14
• S27
• S28
• S29
• S30
• or a pharmaceutically acceptable salt thereof.

A method of killing or inhibiting growth of bacteria, the method comprising contacting the bacteria with an effective amount of a compound selected from any one of the following compounds:

• Structure
• Compound No.
• 4 (analog 3)
• 5
• S9 (analog 2a)
• 6
• S13
• S15
• S16
• S17
• S18
• S19
• S20
• S21
• 10
• S22
• S23
• S24
• S25
• S26
• 11
• 12
• 13
• 14
• S27
• S28
• S29
• S30
• or a pharmaceutically acceptable salt thereof.

A pharmaceutical composition comprising a compound selected from any one of the following compounds:

• Compound
• Structure
• No.
• 4 (analog 3)
• 5
• S9 (analog 2a)
• 6
• S13
• S15
• S16
• S17
• S18
• S19
• S20
• S21
• 10
• S22
• S23
• S24
• S25
• S26
• 11
• 12
• 13
• 14
• S27
• S28
• S29
• S30
• or a pharmaceutically acceptable salt thereof,
• (ii) at least one additional antibiotic, or a pharmaceutically acceptable salt thereof;
• and
• (iii) a pharmaceutically acceptable carrier.

A pharmaceutical composition comprising a compound selected from any one of the following compounds:

• Structure
• or a pharmaceutically acceptable salt thereof,
• (ii) at least one additional antibiotic, or a pharmaceutically acceptable salt thereof;
• and
• (iii) a pharmaceutically acceptable carrier.