Bromodomain inhibitors and uses thereof

A compound of formula I:

• or a pharmaceutically acceptable salt thereof, wherein:
• Ring A is benzo, or a 5-6 membered fused heteroaryl ring having 1-3 heteroatoms independently selected from nitrogen, oxygen, or sulfur;
• Ring B is a 3-7 membered saturated or partially unsaturated carbocyclic ring, phenyl, an 8-10 membered bicyclic saturated, partially unsaturated, or aryl ring, a 4-7 membered saturated or partially unsaturated heterocyclic ring having 1-2 heteroatoms independently selected from nitrogen, oxygen, and sulfur, a 5-6 membered monocyclic heteroaryl ring having 1-3 heteroatoms independently selected from nitrogen, oxygen, and sulfur, a 7-10 membered bicyclic saturated or partially unsaturated heterocyclic ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur, or an 8-10 membered bicyclic heteroaryl ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur;
• L1 is a covalent bond or an optionally substituted bivalent C1-6 hydrocarbon chain wherein one or two methylene units is optionally replaced by —NR′—, —N(R′)C(O)—, —C(O)N(R′)—, —N(R′)SO2—, —SO2N(R′)—, —O—, —C(O)—, —OC(O)—, —C(O)O—, —S—, —SO— or —SO2—;
• R1 is halogen, optionally substituted C1-6 aliphatic, —OR, —SR, —CN, —N(R′)2, —C(O)R, —C(S)R, —CO2R, —C(O)N(R′)2, —C(O)SR, —C(O)C(O)R, —C(O)CH2C(O)R, —C(S)N(R′)2, —C(S)OR, —S(O)R, —SO2R, —SO2N(R′)2, —N(R′)C(O)R, —N(R′)C(O)N(R′)2, —N(R′)C(S)N(R′)2, N(R′)SO2R, —N(R′)SO2N(R′)2, —N(R′)N(R′)2, —N(R′)C(═N(R′))N(R′)2, —C═NN(R′)2, —C═NOR, —C(═N(R′))N(R′)2, —OC(O)R, —OC(O)N(R′)2, or —(CH2)pRx;
• p is 0-3;
• Rx is halogen, optionally substituted C1-6 aliphatic, —OR, —SR, —CN, —N(R′)2, —C(O)R, —C(S)R, —CO2R, —C(O)N(R′)2, —C(O)SR, —C(O)C(O)R, —C(O)CH2C(O)R, —C(S)N(R′)2, —C(S)OR, —S(O)R, —SO2R, —SO2N(R′)2, —N(R′)C(O)R, —N(R′)C(O)N(R′)2, —N(R′)C(S)N(R′)2, —N(R′)SO2R, —N(R′)SO2N(R′)2, —N(R′)N(R′)2, —N(R′)C(═N(R′))N(R′)2, —C═NN(R′)2, —C═NOR, —C(═N(R′))N(R′)2, —OC(O)R, —OC(O)N(R′)2;
• R2 is halogen, —CN, —SR, or optionally substituted C1-6 aliphatic, or:
• R1 and R2 are taken together with their intervening atoms to form an optionally substituted 3-7 membered saturated or partially unsaturated spiro-fused ring having 0-2 heteroatoms independently selected from nitrogen, oxygen, or sulfur;
• each R is independently hydrogen or an optionally substituted group selected from C1-6 aliphatic, phenyl, a 3-7 membered saturated or partially unsaturated carbocyclic ring, a 7-10 membered bicyclic saturated, partially unsaturated, or aryl ring, a 5-6 membered monocyclic heteroaryl ring having 1-3 heteroatoms independently selected from nitrogen, oxygen, and sulfur, a 4-7 membered saturated or partially unsaturated heterocyclic ring having 1-2 heteroatoms independently selected from nitrogen, oxygen, and sulfur, a 7-10 membered bicyclic saturated or partially unsaturated heterocyclic ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur, or an 8-10 membered bicyclic heteroaryl ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur;
• each R′ is independently —R, —C(O)R, —C(S)R, —CO2R, —C(O)N(R)2, —C(S)N(R)2, —S(O)R, —SO2R, —SO2N(R)2, or two R′ on the same nitrogen are taken together with their intervening atoms to form an optionally substituted group selected from a 4-7 membered monocyclic saturated or partially unsaturated ring having 1-2 heteroatoms independently selected from nitrogen, oxygen, and sulfur, or a 7-12 membered bicyclic saturated, partially unsaturated, or aromatic fused ring having 1-3 heteroatoms independently selected from nitrogen, oxygen, and sulfur;
• W is
• R3 is optionally substituted C1-6 aliphatic;
• X is oxygen or sulfur, or:
• R3 and X are taken together with their intervening atoms to form an optionally substituted 5-membered heteroaryl ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, or sulfur;
• each of m and n is independently 0-4, as valency permits;
• and
• each of R4 and R5 is independently —R, halogen, —OR, —SR, —N(R′)2, —CN, —NO2, —C(O)R, —C(S)R, —CO2R, —C(O)N(R′)2, —C(O)SR, —C(O)C(O)R, —C(O)CH2C(O)R, —C(S)N(R′)2, —C(S)OR, —S(O)R, —SO2R, —SO2N(R′)2, —N(R′)C(O)R, —N(R′)C(O)N(R′)2, —N(R′)C(S)N(R′)2, —N(R′)SO2R, —N(R′)SO2N(R′)2, —N(R′)N(R′)2, —N(R′)C(═N(R′))N(R′)2, —C═NN(R′)2, —C═NOR, —C(═N(R′))N(R′)2, —OC(O)R, or —OC(O)N(R′)2;
• provided that:
• when Ring A is thieno, L1 is a covalent bond, W is
• and Ring B is phenyl, R4 is other than an amide-containing moiety in the 2-position of the thieno ring when hydrogen is present in the 3-position of the thieno ring;
• when Ring A is benzo, thieno, or pyrido, L1 is a covalent bond, W is
• Ring B is aryl or heteroaryl, and R2 is C1-6 alkyl, then R1 is other than —CO2R or —(CH2)pRx wherein Rx is —CO2R;
• when Ring A is benzo and W is
• R1 is other than —(CH2)pRx wherein Rx comprises phenyl or naphthyl;
• when Ring A is thieno, L1 is a covalent bond, W is
• Ring B is phenyl, and at least one of R1 and R2 is methyl, then n is 1-2;
• when Ring A is benzo, thieno, or pyrido, L1 is a covalent bond, W is
• Ring B is aryl or heteroaryl, then R1 and R2 are not taken together to form an optionally substituted dihydropyrimidinedione or imidazolidinedione;
• and
• when Ring A is thieno, L1 is a covalent bond, W is
• Ring B is pyridyl or thienyl wherein Ring B is optionally substituted with C1-4 alkyl or halogen, and R2 is methyl, R1 is other than methyl, trifluoromethyl, cyclopropyl, or hydroxymethyl.