Classifications

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  • C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
  • C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
  • C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
  • C07D211/36—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
  • C07D211/60—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
  • C07D211/62—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals attached in position 4
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  • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
  • C07D401/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
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  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K31/00—Medicinal preparations containing organic active ingredients
  • A61K31/33—Heterocyclic compounds
  • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
  • A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
  • A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
  • A61K31/445—Non condensed piperidines, e.g. piperocaine
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  • A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
  • A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
  • A61K31/445—Non condensed piperidines, e.g. piperocaine
  • A61K31/4468—Non condensed piperidines, e.g. piperocaine having a nitrogen directly attached in position 4, e.g. clebopride, fentanyl
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  • A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
  • A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
  • A61K31/445—Non condensed piperidines, e.g. piperocaine
  • A61K31/4523—Non condensed piperidines, e.g. piperocaine containing further heterocyclic ring systems
  • A61K31/454—Non condensed piperidines, e.g. piperocaine containing further heterocyclic ring systems containing a five-membered ring with nitrogen as a ring hetero atom, e.g. pimozide, domperidone
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  • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
  • A61P19/00—Drugs for skeletal disorders
  • A61P19/02—Drugs for skeletal disorders for joint disorders, e.g. arthritis, arthrosis
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  • C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
  • C07D211/92—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with a hetero atom directly attached to the ring nitrogen atom
  • C07D211/96—Sulfur atom
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  • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
  • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
  • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
  • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
  • C07D213/62—Oxygen or sulfur atoms
  • C07D213/70—Sulfur atoms
  • C07D213/71—Sulfur atoms to which a second hetero atom is attached
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  • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
  • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
  • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
  • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
  • C07D213/72—Nitrogen atoms
  • C07D213/74—Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon radicals
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  • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
  • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
  • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
  • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
  • C07D213/72—Nitrogen atoms
  • C07D213/76—Nitrogen atoms to which a second hetero atom is attached
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  • C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
  • C07D295/16—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms acylated on ring nitrogen atoms
  • C07D295/18—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms acylated on ring nitrogen atoms by radicals derived from carboxylic acids, or sulfur or nitrogen analogues thereof
  • C07D295/182—Radicals derived from carboxylic acids
  • C07D295/185—Radicals derived from carboxylic acids from aliphatic carboxylic acids
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  • C07D295/22—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with hetero atoms directly attached to ring nitrogen atoms
  • C07D295/26—Sulfur atoms
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  • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
  • C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
  • C07D401/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
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  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
  • C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
  • C07D401/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
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  • C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
  • C07D413/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
  • C07D413/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links

Definitions

• the invention pertains to compounds that modulate the function of retinoid-receptor related orphan receptor RORc (RORy) and use of such compounds for treatment of autoimmune diseases.
• RORc retinoid-receptor related orphan receptor RORc
• T helper 17 cells are interleukin (IL)-17 secreting CD4+ T cells involved in pathogenesis of autoimmune diseases such as rheumatoid arthritis, irritable bowel disease, psoriasis, psoriatic arthritis and spondyloarthridities.
• the retinoic acid-related orphan receptor ⁇ (RORy or RORc) is recognized as a transcription factor necessary for Thl7 cell differentiation.
• RORc is an orphan member of the nuclear hormone receptor subfamily that includes RORa (RORa) and ROR (RORb). RORc controls gene transcription by binding to DNA as a monomer. Selective modulation of RORc has been proposed as a route to discovery and development of Thl7 cell-associated autoimmune diseases.
• the invention provides compounds of the formula la or lb:
• m is 0 or 1 ;
• n is from 0 to 3;
• p 1 or 2;
• q is from 1 to 3;
• r is from 0 to 2;
• D is: -N- or -CR -;
• E is: -N- or -CR h -;
• G is: -N- or -CR 1 -;
• one or two of X 1 , X 2 , X 3 and X 4 is N and the others are CR b ; or three of X 1 , X 2 , X 3 and X 4 are N and the other is CR b ; or each of X 1 , X 2 , X 3 and X 4 is CR b ;
• Y is: -0-; -S-; -S0 2 -; -CR c R d -; or -NR e -;
• Z is CR f or N
• R 1 , R 2 , R 3 and R 4 each independently is: hydrogen; or Ci_ 6 alkyl which may be unsubstituted or substituted one or more times with halo;
• R 3 and R 4 togethjer with the atoms to which they are attached may form a ring of five to seven members which may be unsubstituted or substituted one or more timeswith Ci- 6 alkyl, and wherein the ring is carbocyclic or wherein one of the ring members is replaced by a heteroatom selected from O, N and S;
• R 5 is: Ci- 6 alkyl; C 3 _ 6 cycloalkyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl; Ci_ 6 alkoxy-Ci_ 6 alkyl; or hydroxy-Ci- 6 alkyl, wherein the Ci- 6 alkyl, C 3 _ 6 cycloalkyl and C 3 _ 6 cycloalkyl-Ci_ 6 alkyl moities may be substituted one or more times with halo;
• R 5 together with one of R 3 and R 4 and the atoms to which they are attached may form a ring of five to seven members which may be unsubstituted or substituted one or more timeswith Ci- 6 alkyl, and wherein the ring is carbocyclic or wherein one of the ring members is replaced by a heteroatom selected from O, N and S;
• each R 6 is independently: Ci_ 6 alkyl; halo; Ci_ 6 alkoxy; or cyano; wherein the Ci_ 6 alkyl moieties may be unsubstituted or substituted one or more times with halo;
• R is: hydrogen; Ci_ 6 alkyl; hydroxy; or halo;
• R is: hydrogen; Ci- 6 alkyl; halo; hydroxy; or oxo; 7 8
• R and R together with the atoms to which they are attached may form a four, five, six or seven membered ring;
• each R 9 is independently: halo; hydroxy; Ci- 6 alkoxy; Ci_ 6 alkylsulfonyl; amino; Ci_ 6 alkyl-amino; di-Ci_ 6 alkyl;-amino; cyano; or oxo;
• R a is: hydrogen; or Ci- 6 alkyl
• each R b is independently: hydrogen; Ci- 6 alkyl; halo; Ci- 6 alkoxy; or cyano; wherein the Ci- 6 alkyl moieties may be unsubstituted or substituted one or more times with halo;
• R c is: hydrogen; halo; or Ci- 6 alkyl which may be unsubstituted or substituted one or more times with halo;
• R d is: hydrogen; Ci- 6 alkyl; C 3 _ 6 cycloalkyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl; halo; Ci- 6 alkyl- carbonyl; C 3 _ 6 cycloalkyl-carbonyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-carbonyl; Ci_ 6 alkyl- sulfonyl; C 3 _ 6 cycloalkyl-sulfonyl; C 3 _ 6 cycloalkyl-sulfonyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-sulfonyl; aminocarbonyl; N-Ci_ 6 alkyl-aminocarbonyl; N,N-di-Ci_ 6 alkyl-aminocarbonyl; aminosulfonyl; N-Ci_ 6 alkyl-aminosulfonyl; N,N
• R c and R d together with the atoms to which they are attached may form a four, five, six or seven membered ring that optionally includes a hetereoatom selected from O, N and S;
• R e is: hydrogen; Ci- 6 alkyl; C 3 _ 6 cycloalkyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl; Ci- 6 alkyl- carbonyl; C 3 _ 6 cycloalkyl-carbonyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-carbonyl; Ci- 6 alkyl- sulfonyl; C 3 _ 6 cycloalkyl-sulfonyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-sulfonyl; aminocarbonyl; N-Ci_ 6 alkyl-aminocarbonyl; N,N-di-Ci_ 6 alkyl-aminocarbonyl; aminosulfonyl; N-Ci_ 6 alkyl-aminosulfonyl; cyano-Ci_ 6 alkyl-carbonyl; cyano-Ci_ 6 alky
• R e and R 7 together with the atoms to which they are attached may form a four, five, six or seven membered ring;
• R is: hydrogen; or Ci- 6 alkyl
• R 3 and R 4 together with one of R 3 and R 4 and the atoms to which they are attached may form a ring of five to seven members which may be unsubstituted or substituted one or more times with Ci_ 6 alkyl, and wherein the ring may be carbocyclic or one of the ring members may be replaced by a heteroatom selected from O, N and S;
• R h is: hydrogen; or Ci_ 6 alkyl
• R 1 is: hydrogen; or Ci_ 6 alkyl
• the invention also provides and pharmaceutical compositions comprising the compounds, methods of using the compounds, and methods of preparing the compounds.
• Alkyl means the monovalent linear or branched saturated hydrocarbon moiety, consisting solely of carbon and hydrogen atoms, having from one to twelve carbon atoms.
• “Lower alkyl” refers to an alkyl group of one to six carbon atoms, i.e. Ci-C 6 alkyl. Examples of alkyl groups include, but are not limited to, methyl, ethyl, propyl, isopropyl, isobutyl, sec -butyl, tert-butyl, pentyl, n-hexyl, octyl, dodecyl, and the like.
• Alkenyl means a linear monovalent hydrocarbon radical of two to six carbon atoms or a branched monovalent hydrocarbon radical of three to six carbon atoms, containing at least one double bond, e.g. , ethenyl, propenyl, and the like.
• Alkynyl means a linear monovalent hydrocarbon radical of two to six carbon atoms or a branched monovalent hydrocarbon radical of three to six carbon atoms, containing at least one triple bond, e.g. , ethynyl, propynyl, and the like.
• Alkylene means a linear saturated divalent hydrocarbon radical of one to six carbon atoms or a branched saturated divalent hydrocarbon radical of three to six carbon atoms, e.g., methylene, ethylene, 2,2-dimethylethylene, propylene, 2-methylpropylene, butylene, pentylene, and the like.
• alkoxy moieties include, but are not limited to, methoxy, ethoxy, isopropoxy, and the like.
• Alkoxyalkyl means a moiety of the formula R a -0-R b -, where R a is alkyl and R b is alkylene as defined herein.
• exemplary alkoxyalkyl groups include, by way of example, 2- methoxyethyl, 3-methoxypropyl, l-methyl-2-methoxyethyl, l-(2-methoxyethyl)-3- methoxypropyl, and l-(2-methoxyethyl)-3-methoxypropyl.
• Alkoxyalkoxy' means a group of the formula -O-R-R' wherein R is alkylene and R' is alkoxy as defined herein.
• Alkylcarbonyl means a moiety of the formula -C(0)-R, wherein R is alkyl as defined herein.
• Alkoxycarbonyl means a group of the formula -C(0)-R wherein R is alkoxy as defined herein.
• Alkylcarbonylalkyl means a group of the formula -R-C(0)-R wherein R is alkylene and R' is alkyl as defined herein.
• Alkoxycarbonylalkyl means a group of the formula -R-C(0)-R wherein R is alkylene and R' is alkoxy as defined herein.
• Alkoxycarbonylalkoxy means a group of the formula -0-R-C(0)-R' wherein R is alkylene and R' is alkoxy as defined herein.
• Haldroxycarbonylalkoxy means a group of the formula -0-R-C(0)-OH wherein R is alkylene as defined herein.
• Alkylaminocarbonylalkoxy means a group of the formula -0-R-C(0)-NHR' wherein R is alkylene and R' is alkyl as defined herein.
• Dialkylaminocarbonylalkoxy means a group of the formula -0-R-C(0)-NR'R" wherein R is alkylene and R' and R" are alkyl as defined herein.
• Alkylaminoalkoxy means a group of the formula -O-R-NHR' wherein R is alkylene and R' is alkyl as defined herein.
• Dialkylaminoalkoxy means a group of the formula -O-R-NR'R' wherein R is alkylene and R' and R" are alkyl as defined herein.
• Alkylsulfonyl means a moiety of the formula - S0 2 -R, wherein R is alkyl as defined herein.
• Alkylsulfonylalkyl means a moiety of the formula -R'-S0 2 -R" where where R' is alkylene and R" is alkyl as defined herein.
• Alkylsulfonylalkoxy means a group of the formula -0-R-S0 2 -R' wherein R is alkylene and R' is alkyl as defined herein.
• Amino means a moiety of the formula -NRR' wherein R and R' each independently is hyrdogen or alkyl as defined herein. "Amino thus includes “alkylamino (where one of R and R' is alkyl and the other is hydrogen) and “dialkylamino (where R and R' are both alkyl. "Aminocarbonyl” means a group of the formula -C(0)-R wherein R is amino as defined herein.
• Alkoxyamino means a moiety of the formula -NR-OR' wherein R is hydrogen or alkyl and R' is alkyl as defined herein.
• Alkylsulfanyl means a moiety of the formula -SR wherein R is alkyl as defined herein.
• Aminoalkyl means a group -R-R' wherein R' is amino and R is alkylene as defined herein.
• Aminoalkyl includes aminomethyl, aminoethyl, 1-aminopropyl, 2-aminopropyl, and the like. The amino moiety of “aminoalkyl” may be substituted once or twice with alkyl to provide “alkylaminoalkyl” and “dialkylaminoalkyl” respectively.
• Alkylaminoalkyl includes methylaminomethyl, methylaminoethyl, methylaminopropyl, ethylaminoethyl and the like.
• “Dialkylaminoalkyl” includes dimethylaminomethyl, dimethylaminoethyl, dimethylaminopropyl, N-methyl-N-ethylaminoethyl, and the like.
• Aminoalkoxy means a group -OR-R' wherein R' is amino and R is alkylene as defined herein.
• Alkylsulfonylamido means a moiety of the formula -NR'S0 2 -R wherein R is alkyl and R' is hydrogen or alkyl.
• Aminocarbonyloxyalkyl or “carbamylalkyl” means a group of the formula -R-O-C(O)- NR'R" wherein R is alkylene and R', R" each independently is hydrogen or alkyl as defined herein.
• Alkynylalkoxy means a group of the formula -O-R-R' wherein R is alkylene and R' is alkynyl as defined herein.
• Aryl means a monovalent cyclic aromatic hydrocarbon moiety consisting of a mono-, bi- or tricyclic aromatic ring.
• the aryl group can be optionally substituted as defined herein.
• aryl moieties include, but are not limited to, phenyl, naphthyl, phenanthryl, fluorenyl, indenyl, pentalenyl, azulenyl, oxydiphenyl, biphenyl, methylenediphenyl, aminodiphenyl, diphenylsulfidyl, diphenylsulfonyl, diphenylisopropylidenyl, benzodioxanyl, benzofuranyl, benzodioxylyl, benzopyranyl, benzoxazinyl, benzoxazinonyl,
• Arylsulfonyl means a group of the formula -SO 2 -R wherein R is aryl as defined herein.
• Aryloxy means a group of the formula -O-R wherein R is aryl as defined herein.
• Alkyloxy means a group of the formula -O-R-R" wherein R is alkylene and R' is aryl as defined herein.
• Carboxy or “hydroxycarbonyl”, which may be used interchangeably, means a group of the formula -C(0)-OH.
• Cyanoalkyl means a moiety of the formula -R'-R", where R' is alkylene as defined herein and R" is cyano or nitrile.
• Cycloalkyl means a monovalent saturated carbocyclic moiety consisting of mono- or bicyclic rings. Particular cycloalkyl are unsubstituted or substituted with alkyl. Cycloalkyl can optionally be substituted as defined herein. Unless defined otherwise, cycloalkyl may be optionally substitued with one or more substituents, wherein each substituent is
• cycloalkyl moieties include, but are not limited to, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl, and the like, including partially unsaturated (cycloalkenyl) derivatives thereof,
• R" is cycloalkyl as defined herein.
• Cycloalkylalkoxy means a group of the formula -O-R-R' wherein R is alkylene and R' is cycloalkyl as defined herein.
• Heteroaryl means a monocyclic or bicyclic radical of 5 to 12 ring atoms having at least one aromatic ring containing one, two, or three ring heteroatoms selected from N, O, or S, the remaining ring ato"Cycloalkylalkyl” means a moiety of the formula -R'-R", where R' is alkylene ms being C, with the understanding that the attachment point of the heteroaryl radical will be on an aromatic ring.
• the heteroaryl ring may be optionally substituted as defined herein.
• heteroaryl moieties include, but are not limited to, optionally substituted imidazolyl, oxazolyl, isoxazolyl, thiazolyl, isothiazolyl, oxadiazolyl, thiadiazolyl, pyrazinyl, thienyl, benzothienyl, thiophenyl, furanyl, pyranyl, pyridyl, pyrrolyl, pyrazolyl, pyrimidyl, quinolinyl, isoquinolinyl, benzofuryl, benzothiophenyl, benzothiopyranyl, benzimidazolyl, benzooxazolyl, benzooxadiazolyl, benzothiazolyl, benzothiadiazolyl, benzopyranyl, indolyl, isoindolyl, triazolyl, triazinyl, quinoxalinyl, purinyl, quinazolinyl
• Heteroarylalkyl or “heteroaralkyl” means a group of the formula -R-R' wherein R is alkylene and R' is heteroaryl as defined herein.
• Heteroarylsulfonyl means a group of the formula -S0 2 -R wherein R is heteroaryl as defined herein.
• Heteroaryloxy means a group of the formula -O-R wherein R is heteroaryl as defined herein.
• Heteroaralkyloxy means a group of the formula -O-R-R" wherein R is alkylene and R' is heteroaryl as defined herein.
• halo refers to a substituent fluoro, chloro, bromo, or iodo.
• Haloalkyl means alkyl as defined herein in which one or more hydrogen has been replaced with same or different halogen.
• exemplary haloalkyls include -CH 2 C1,
• Haloalkoxy means a moiety of the formula -OR, wherein R is a haloalkyl moiety as defined herein.
• An exemplary haloalkoxy is difluoromethoxy.
• Heterocycloamino means a saturated ring wherein at least one ring atom is N, NH or N- alkyl and the remaining ring atoms form an alkylene group.
• Heterocyclyl means a monovalent saturated moiety, consisting of one to three rings, incorporating one, two, or three or four heteroatoms (chosen from nitrogen, oxygen or sulfur).
• the heterocyclyl ring may be optionally substituted as defined herein.
• Examples of heterocyclyl moieties include, but are not limited to, optionally substituted piperidinyl, piperazinyl, morpholinyl, thiomorpholinyl, azepinyl, pyrrolidinyl, azetidinyl,
• heterocyclyl may be optionally substituted as defined herein.
• Heterocyclylalkyl means a moiety of the formula -R-R' wherein R is alkylene and R' is heterocyclyl as defined herein.
• Heterocyclyloxy means a moiety of the formula -OR wherein R is heterocyclyl as defined herein.
• Heterocyclylalkoxy means a moiety of the formula -OR-R' wherein R is alkylene and R' is heterocyclyl as defined herein.
• Hydroalkoxy means a moiety of the formula -OR wherein R is hydroxyalkyl as defined herein.
• Haldroxyalkylamino means a moiety of the formula -NR-R' wherein R is hydrogen or alkyl and R' is hydroxyalkyl as defined herein.
• Haldroxyalkylaminoalkyl means a moiety of the formula -R-NR'-R" wherein R is alkylene, R' is hydrogen or alkyl, and R" is hydroxyalkyl as defined herein.
• Haldroxycarbonylalkyl or “carboxyalkyl” means a group of the formula -R-(CO)-OH where R is alkylene as defined herein.
• Haldroxycarbonylalkoxy means a group of the formula -0-R-C(0)-OH wherein R is alkylene as defined herein.
• Hydroxyalkyloxycarbonylalkyl or “hydroxyalkoxycarbonylalkyl” means a group of the formula -R-C(0)-0-R-OH wherein each R is alkylene and may be the same or different.
• “Hydroxyalkyl” means an alkyl moiety as defined herein, substituted with one or more, for example, one, two or three hydroxy groups, provided that the same carbon atom does not carry more than one hydroxy group.
• Representative examples include, but are not limited to, hydroxymethyl, 2-hydroxyethyl, 2-hydroxypropyl, 3-hydroxypropyl, l-(hydroxymethyl)-2- methylpropyl, 2-hydroxybutyl, 3-hydroxybutyl, 4-hydroxybutyl, 2,3-dihydroxypropyl, 2- hydroxy-l-hydroxymethylethyl, 2,3-dihydroxybutyl, 3,4-dihydroxybutyl and
• Hydrocycloalkyl means a cycloalkyl moiety as defined herein wherein one, two or three hydrogen atoms in the cycloalkyl radical have been replaced with a hydroxy substituent. Representative examples include, but are not limited to, 2-, 3-, or 4-hydroxycyclohexyl, and the like.
• a 1-oxo-ethyl group is an acetyl group.
• Alkoxy hydroxyalkyl and "hydroxy alkoxyalkyl”, which may be used interchangeably, means an alkyl as defined herein that is substituted at least once with hydroxy and at least once with alkoxy.
• Alkoxy hydroxyalkyl and “hydroxy alkoxyalkyl” thus encompass, for example, 2-hydroxy-3-methoxy-propan-l-yl and the like.
• Rea'Or “ureido” means a group of the formula -NR'-C(0)-NR"R"' wherein R', R" and R'" each independently is hydrogen or alkyl.
• “Carbamate” means a group of the formula -0-C(0)-NR'R" wherein R' and R" each independently is hydrogen or alkyl.
• Carboxy means a group of the formula -0-C(0)-OH.
• Sulfonamido means a group of the formula -S0 2 -NR'R" wherein R', R" and R'" each independently is hydrogen or alkyl.
• Optionally substituted when used in association with an "aryl”, phenyl”, “heteroaryl” “cycloalkyl” or “heterocyclyl” moiety means that such moiety may be unsubstituted (i.e., all open valencies are occupied by a hydrogen atom) or substituted with specific groups as related herein.
• leaving group means the group with the meaning conventionally associated with it in synthetic organic chemistry, i.e., an atom or group displaceable under substitution reaction conditions.
• Examples of leaving groups include, but are not limited to, halogen, alkane- or arylenesulfonyloxy, such as methanesulfonyloxy, ethanesulfonyloxy, thiomethyl,
• Module means a molecule that interacts with a target. The interactions include, but are not limited to, agonist, antagonist, and the like, as defined herein.
• “Disease” and “Disease state” means any disease, condition, symptom, disorder or indication.
• “Inert organic solvent” or “inert solvent” means the solvent is inert under the conditions of the reaction being described in conjunction therewith, including for example, benzene, toluene, acetonitrile, tetrahydrofuran, ⁇ , ⁇ -dimethylformamide, chloroform, methylene chloride or dichloromethane, dichloroethane, diethyl ether, ethyl acetate, acetone, methyl ethyl ketone, methanol, ethanol, propanol, isopropanol, ieri-butanol, dioxane, pyridine, and the like.
• the solvents used in the reactions of the present invention are inert solvents.
• “Pharmaceutically acceptable” means that which is useful in preparing a pharmaceutical composition that is generally safe, non-toxic, and neither biologically nor otherwise undesirable and includes that which is acceptable for veterinary as well as human pharmaceutical use.
• “Pharmaceutically acceptable salts” of a compound means salts that are pharmaceutically acceptable, as defined herein, and that possess the desired pharmacological activity of the parent compound.
• Protecting group means the group which selectively blocks one reactive site in a multifunctional compound such that a chemical reaction can be carried out selectively at another unprotected reactive site in the meaning conventionally associated with it in synthetic chemistry. Certain processes of this invention rely upon the protective groups to block reactive nitrogen and/or oxygen atoms present in the reactants.
• the terms "amino-protecting group” and “nitrogen protecting group” are used interchangeably herein and refer to those organic groups intended to protect the nitrogen atom against undesirable reactions during synthetic procedures.
• Exemplary nitrogen protecting groups include, but are not limited to, trifluoroacetyl, acetamido, benzyl (Bn), benzyloxycarbonyl (carbobenzyloxy, CBZ), p-methoxybenzyloxycarbonyl, p-nitrobenzyloxycarbonyl, tert- butoxycarbonyl (BOC), and the like.
• Bn benzyloxycarbonyl
• CBZ benzyloxycarbonyl
• p-methoxybenzyloxycarbonyl p-nitrobenzyloxycarbonyl
• tert- butoxycarbonyl BOC
• Solvates means solvent additions forms that contain either stoichiometric or non stoichiometric amounts of solvent. Some compounds have a tendency to trap a fixed molar ratio of solvent molecules in the crystalline solid state, thus forming a solvate. If the solvent is water the solvate formed is a hydrate, when the solvent is alcohol, the solvate formed is an alcoholate. Hydrates are formed by the combination of one or more molecules of water with one of the substances in which the water retains its molecular state as ⁇ 2 0, such combination being able to form one or more hydrate.
• Articlehritis means a disease or condition that causes damage to joints of the body and pain associated with such joint damage.
• Arthritis includes rheumatoid arthritis, osteoarthritis, psoriatic arthritis, septic arthritis, spondyloarthropathies, gouty arthritis, systemic lupus erythematosus and juvenile arthritis, osteoarthritis, and other arthritic conditions.
• Respiratory disorder refers to, without limitation, chronic obstructive pulmonary disease (COPD), asthma, bronchospasm, and the like.
• COPD chronic obstructive pulmonary disease
• GI disorder refers to, without limitation, Irritable Bowel Syndrome (IBS), Inflammatory Bowel Disease (IBD), biliary colic and other biliary disorders, renal colic, diarrhea-dominant IBS, pain associated with GI distension, and the like.
• IBS Irritable Bowel Syndrome
• IBD Inflammatory Bowel Disease
• biliary colic and other biliary disorders renal colic, diarrhea-dominant IBS, pain associated with GI distension, and the like.
• Pain includes, without limitation, inflammatory pain; surgical pain; visceral pain; dental pain; premenstrual pain; central pain; pain due to burns; migraine or cluster headaches; nerve injury; neuritis; neuralgias; poisoning; ischemic injury; interstitial cystitis; cancer pain; viral, parasitic or bacterial infection; post-traumatic injury; or pain associated with irritable bowel syndrome.
• Subject means mammals and non-mammals. Mammals means any member of the mammalia class including, but not limited to, humans; non-human primates such as chimpanzees and other apes and monkey species; farm animals such as cattle, horses, sheep, goats, and swine; domestic animals such as rabbits, dogs, and cats; laboratory animals including rodents, such as rats, mice, and guinea pigs; and the like. Examples of non- mammals include, but are not limited to, birds, and the like. The term "subject” does not denote a particular age or sex.
• “Therapeutically effective amount” means an amount of a compound that, when administered to a subject for treating a disease state, is sufficient to effect such treatment for the disease state.
• the “therapeutically effective amount” will vary depending on the compound, disease state being treated, the severity or the disease treated, the age and relative health of the subject, the route and form of administration, the judgment of the attending medical or veterinary practitioner, and other factors.
• Treating" or “treatment” of a disease state includes, inter alia, inhibiting the disease state, i.e., arresting the development of the disease state or its clinical symptoms, and/or relieving the disease state , i.e., causing temporary or permanent regression of the disease state or its clinical symptoms.
• treating when referring to a chemical reaction means adding or mixing two or more reagents under appropriate conditions to produce the indicated and/or the desired product. It should be appreciated that the reaction which produces the indicated and/or the desired product may not necessarily result directly from the combination of two reagents which were initially added, i.e., there may be one or more intermediates which are produced in the mixture
• a structure shown herein may exist in multiple tautomeric forms, all such tautomers are encompassed by the structure.
• the atoms represented in the structures herein are intended to encompass all naturally occurring isotopes of such atoms.
• the hydrogen atoms represented herein are meant to include deuterium and tritium
• the carbon atoms are meant to include C 13 and C 14 isotopes.
• One or more carbon atom(s) of a compound of the invention may be replaced by a silicon atom(s), and it is contemplated that one or more oxygen atom(s) of a compound of the invention may be replaced by a sulfur or selenium atom(s).
• the invention provides compounds of the formula la or lb:
• n 0 or 1 ;
• n is from 0 to 3;
• p 1 or 2;
• q is from 1 to 3;
• r is from 0 to 2;
• D is: -N- or -CR -;
• E is: -N- or -CR h -;
• G is: -N- or -CR'-;
• one or two of X 1 , X 2 , X 3 and X 4 is N and the others are CR b ; or three of X 1 , X 2 , X 3 and X 4 are N and the other is CR b ; or each of X 1 , X 2 , X 3 and X 4 is CR b ;
• Y is: -0-; -S-; -S0 2 -; -CR c R d -; or -NR e -;
• Z is CR f or N
• R 1 , R 2 , R 3 and R 4 each independently is: hydrogen; or Ci- 6 alkyl which may be unsubstituted or substituted one or more times with halo;
• R 3 and R 4 togethjer with the atoms to which they are attached may form a ring of five to seven members which may be unsubstituted or substituted one or more timeswith Ci- 6 alkyl, and wherein the ring is carbocyclic or wherein one of the ring members is replaced by a heteroatom selected from O, N and S;
• R 5 is: Ci- 6 alkyl; C 3 _ 6 cycloalkyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl; Ci_ 6 alkoxy-Ci_ 6 alkyl; or hydroxy-Ci- 6 alkyl, wherein the Ci- 6 alkyl, C 3 _ 6 cycloalkyl and C 3 _ 6 cycloalkyl-Ci_ 6 alkyl moities may be substituted one or more times with halo;
• R 5 together with one of R 3 and R 4 and the atoms to which they are attached may form a ring of five to seven members which may be unsubstituted or substituted one or more timeswith Ci_ 6 alkyl, and wherein the ring is carbocyclic or wherein one of the ring members is replaced by a heteroatom selected from O, N and S;
• each R 6 is independently: Ci_ 6 alkyl; halo; Ci_ 6 alkoxy; or cyano; wherein the Ci_ 6 alkyl moieties may be unsubstituted or substituted one or more times with halo;
• R is: hydrogen; Ci_ 6 alkyl; hydroxy; or halo;
• R is: hydrogen; Ci_ 6 alkyl; halo; hydroxy; or oxo;
• R and R together with the atoms to which they are attached may form a four, five, six or seven membered ring;
• each R 9 is independently: halo; hydroxy; Ci- 6 alkoxy; Ci_ 6 alkylsulfonyl; amino; Ci_ 6 alkyl-amino; di-Ci_ 6 alkyl;-amino; cyano; or oxo;
• R a is: hydrogen; or Ci- 6 alkyl
• each R b is independently: hydrogen; Ci- 6 alkyl; halo; Ci- 6 alkoxy; or cyano; wherein the Ci- 6 alkyl moieties may be unsubstituted or substituted one or more times with halo;
• R c is: hydrogen; halo; or Ci- 6 alkyl which may be unsubstituted or substituted one or more times with halo;
• R d is: hydrogen; Ci- 6 alkyl; C 3 _ 6 cycloalkyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl; halo; Ci- 6 alkyl- carbonyl; C 3 _ 6 cycloalkyl-carbonyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-carbonyl; Ci- 6 alkyl- sulfonyl; C 3 _ 6 cycloalkyl-sulfonyl; C 3 _ 6 cycloalkyl-sulfonyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-sulfonyl; aminocarbonyl; N-Ci_ 6 alkyl-aminocarbonyl; N,N-di-Ci_ 6 alkyl-aminocarbonyl; aminosulfonyl; N-Ci_ 6 alkyl-aminosulfonyl; N,N
• R c and R d together with the atoms to which they are attached may form a four, five, six or seven membered ring that optionally includes a hetereoatom selected from O, N and S;
• R e is: hydrogen; Ci- 6 alkyl; C 3 _ 6 cycloalkyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl; Ci- 6 alkyl- carbonyl; C 3 _ 6 cycloalkyl-carbonyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-carbonyl; Ci_ 6 alkyl- sulfonyl; C 3 _ 6 cycloalkyl-sulfonyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-sulfonyl; aminocarbonyl; N-Ci_ 6 alkyl-aminocarbonyl; N,N-di-Ci_ 6 alkyl-aminocarbonyl; aminosulfonyl; N-Ci_ 6alkyl-aminosulfonyl; cyano-Ci_ 6 alkyl-carbonyl; cyano-Ci_ 6 alky
• R e and R 7 together with the atoms to which they are attached may form a four, five, six or seven membered ring;
• R is: hydrogen; or Ci- 6 alkyl
• R 3 and R 4 together with one of R 3 and R 4 and the atoms to which they are attached may form a ring of five to seven members which may be unsubstituted or substituted one or more times with Ci- 6 alkyl, and wherein the ring may be carbocyclic or one of the ring members may be replaced by a heteroatom selected from O, N and S;
• R h is: hydrogen; or Ci- 6 alkyl
• R 1 is: hydrogen; or Ci- 6 alkyl
• the compounds of the invention are of formula la.
• the compounds of the invention are of formula lb.
• m is 1.
• n 0.
• n is 1.
• n is 2.
• n 3.
• p is 2.
• q is 1 or 2.
• q is 2 or 3.
• r is from 0 to 2.
• r is 0 or 1.
• r is 0. n certain embodiments of formula a or lb, r is 1.
• n certain embodiments of formula a or lb, r is 2.
• A is a bond; -CH 2 -; -C(O)-, -NR a -; -0-; -S-; or SO2-.
• G is -CR 1 -.
• each of X 1 , X 2 , X 3 and X 4 is CR b .
• one of X 1 , X 2 , X 3 and X 4 is N and the other is CR b .
• X 1 is N and X 2 , X 3 and X 4 are CR b .
• X 4 is N and X 1 , X 2 and X 3 are CR b .
• X 1 and X 2 are N and X 3 and X 4 are CR b .
• X 3 and X 4 are N and X 1 and X 2 are CR b .
• X 1 and X 4 are N and X 2 and X 3 are CR b .
• Y is -0-; -CR c R d -; or -NR e -.
• Y is -CR c R d -; or -NR e -.
• Y is -CR c R d -.
• Y is -NR e -.
• R 1 , R 2 , R 3 and R 4 are hydrogen.
• R 1 is hydrogen
• R 1 is Ci- 6 alkyl which may be unsubstituted or substituted one or more times with halo
• R 1 is Ci_ 6 alkyl.
• R is hydrogen
• R is C 2 -6alkyl which may be unsubstituted or substituted one or more times with halo
• R 2 is C 2 - 6 alkyl.
• R is hydrogen
• R is C3_ 6 alkyl which may be unsubstituted or substituted one or more times with halo
• R 3 is C 3 - 6 alkyl.
• R 4 is hydrogen. In certain embodiments of formula la or lb, R 4 is C 4 _ 6 alkyl which may be unsubstituted or substituted one or more times with halo.
• R 4 is C 4 - 6 alkyl.
• R 3 and R 4 togethjer with the atoms to which they are attached form a ring of five to seven members which may be unsubstituted or substituted one or more timeswith Ci- 6 alkyl, and wherein the ring is carbocyclic or wherein one of the ring members is replaced by a heteroatom selected from O, N and S.
• R 5 is: Ci_ 6 alkyl; C 3 _ 6 cycloalkyl; or C 3 _
• Ci- 6 alkyl and C 3 _ 6 cycloalkyl portions may be substituted one or more times with halo.
• R 5 is C h alky!
• R 5 is halo-Ci_ 6 alkyl.
• R 5 is C 3 _ 6 cycloalkyl.
• R 5 is C 3 _ 6 cycloalkyl-Ci_ 6 alkyl.
• R 5 is Ci_ 6 alkoxy-Ci_ 6 alkyl.
• R 5 is hydroxy-Ci_ 6 alkyl.
• R 5 together with one of R 3 and R 4 and the atoms to which they are attached form a ring of five to seven members which may be unsubstituted or substituted one or more timeswith Ci- 6 alkyl, and wherein the ring is carbocyclic or wherein one of the ring members is replaced by a heteroatom selected from O, N and S.
• each R 6 is independently: Ci- 6 alkyl; halo-Ci-
• each R 6 is independently: Ci- 6 alkyl; halo-Ci- 6 alkyl; or halo.
• R 6 is C h alky!
• R 6 is halo
• R 6 is Ci- 6 alkoxy.
• R 6 is cyano
• R 6 is halo or trifluoromethyl.
• R 7 and R 8 are hydrogen.
• R is hydrogen or Ci- 6 alkyl. In certain embodiments of formula la or lb, R 7 is hydrogen.
• R 7 is Ci_ 6 alkyl.
• R 7 is hydroxyl
• R 7 is halo
• R 8 is hydrogen or Ci_ 6 alkyl.
• R 8 is hydrogen
• R 8 is Ci_ 6 alkyl.
• R 8 is halo
• R 8 is hydroxyl
• R 8 is oxo
• each R 9 is independently: halo; amino; Ci_ 6 alkyl- amino; di-Ci_ 6 alkyl;-amino; or oxo.
• R 9 is halo.
• R 9 is hydroxyl
• R 9 is Ci_ 6 alkoxy.
• R 9 is Ci_ 6 alkylsulfonyl.
• R 9 is amino
• R 9 is Ci_ 6 alkyl-amino.
• R 9 is di-Ci_ 6 alkyl;-amino.
• R 9 is cyano
• R 9 is or oxo.
• R a is hydrogen
• R a is C h alky
• R c and R d are hydrogen.
• each R b is independently: hydrogen; Ci- 6 alkyl; halo-Ci_ 6 alkyl; or halo,
• each R is independently hydrogen, halo, or halo-
• R is hydrogen. In certain embodiments of formula la or lb, R b is halo.
• R c is: hydrogen; halo; Ci- 6 alkyl; or halo-Ci- 6 alkyl.
• R c is hydrogen
• R c is halo
• R c is C h alky!
• R c is halo-Ci_ 6 alkyl.
• R d is: hydrogen; Ci_ 6 alkyl; C 3 _ 6 cycloalkyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl; halo; Ci_ 6 alkyl-carbonyl; C 3 _ 6 cycloalkyl-carbonyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-carbonyl; Ci_ 6 alkyl-sulfonyl; C 3 _ 6 cycloalkyl-sulfonyl; C 3 _ 6 cycloalkyl-Ci_ 6 alkyl- sulfonyl; aminocarbonyl; N-Ci_ 6 alkyl-aminocarbonyl; N,N-di-Ci_ 6 alkyl-aminocarbonyl; aminosulfonyl; N-Ci_ 6 alkyl-aminosulfonyl; N,N-di-Ci_ 6 alkyl- 6 alkyl; aminos
• R d is: aminocarbonyl; N-Ci_ 6 alkyl- aminocarbonyl; N,N-di-Ci_ 6 alkyl-aminocarbonyl; aminosulfonyl; N-Ci_ 6 alkyl-aminosulfonyl;
• R d is hydro gen
• R d is Ci_ 6 alkyl.
• R d is C 3 _ 6 cycloalkyl.
• R d is C 3 _ 6 cycloalkyl-Ci_ 6 alkyl.
• R d is halo
• R d is Ci_ 6 alkyl-carbonyl.
• R d is C 3 _ 6 cycloalkyl-carbonyl.
• R d is C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-carbonyl.
• R d is Ci_ 6 alkyl-sulfonyl.
• R d is C 3 _ 6 cycloalkyl-sulfonyl.
• R d is C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-sulfonyl.
• R d is aminocarbonyl
• R d is N-Ci_ 6 alkyl-aminocarbonyl.
• R d is N,N-di-Ci_ 6 alkyl-aminocarbonyl. In certain embodiments of formula la or lb, R d is aminosulfonyl.
• R d is N-Ci_6alkyl-aminosulfonyl.
• R d is N,N-di-Ci_6alkyl-aminosulfonyl.
• R d is cyano
• R d is Ci- 6 alkoxy.
• R d is Ci_6alkyl-sulfonylamino.
• R d is amino
• R d is N-Ci_6alkyl-amino. In certain embodiments of formula la or lb, R d is N,N-di-C -6alkyl-amino
• R d is halo-Ci_ 6 alkyl.
• R d is hydroxyl
• R d is cyano-Ci_ 6 alkyl-carbonyl.
• R d is cyano-Ci_6alkyl-sulfonyl.
• R d is hydroxy-Ci_6alkyl-carbonyl.
• R d is Ci_ 6 alkyoxy-carbonyl.
• R d is carboxy
• R c and R d together with the atoms to which they are attached form a four, five, six or seven membered ring that optionally includes a hetereoatom selected from O, N and S.
• R e is: Ci_6alkyl-carbonyl; C 3 _6cycloalkyl- carbonyl; C3_6cycloalkyl-Ci_6alkyl-carbonyl; Ci_6alkyl-sulfonyl; C3_6cycloalkyl-sulfonyl; C 3 _ 6cycloalkyl-Ci_6alkyl-sulfonyl; aminocarbonyl; N-Ci_6alkyl-aminocarbonyl; N,N-di-Ci_ 6alkyl-aminocarbonyl; aminosulfonyl; N-Ci_6alkyl-aminosulfonyl; or N,N-di-Ci_6alkyl- aminosulfonyl.
• R e is hydrogen
• R e is C h alky!
• R e is C 3 _6cycloalkyl.
• R e is C 3 _6cycloalkyl-Ci_6alkyl.
• R e is Ci_6alkyl-carbonyl.
• R e is C 3 _6cycloalkyl-carbonyl.
• R e is C 3 _6cycloalkyl-Ci_6alkyl-carbonyl. In certain embodiments of formula la or lb, R e is Ci_ 6 alkyl-sulfonyl.
• R e is C 3 _ 6 cycloalkyl-sulfonyl.
• R e is C 3 _ 6 cycloalkyl-Ci_ 6 alkyl-sulfonyl.
• R e is aminocarbonyl. In certain embodiments of formula la or lb, R e is N-Ci_ 6 alkyl-aminocarbonyl.
• R e is N,N-di-Ci- 6 alkyl-aminocarbonyl.
• R e is aminosulfonyl
• R e is N-Ci_ 6 alkyl-aminosulfonyl.
• R e is N,N-di-Ci- 6 alkyl-aminosulfonyl.
• R e is cyano-Ci_ 6 alkyl-carbonyl.
• R e is cyano-Ci_ 6 alkyl-sulfonyl.
• R e is hydroxy-Ci_ 6 alkyl-carbonyl.
• R e is Ci_ 6 alkyoxy-carbonyl.
• R e is carboxy
• R e and R together with the atoms to which they are attached form a four, five, six or seven membered ring.
• R is hydrogen
• R is Ci_ 6 alkyl
• R is hydrogen or C h alky!
• R is hydroxyl
• R is absent.
• R is hydrogen
• R is Ci- 6 alkyl/
• R together with one of R 3 and R 4 and the atoms to which they are attached form a ring of five to seven members which may be unsubstituted or substituted one or more times with Ci- 6 alkyl, and wherein the ring may be carbocyclic or one of the ring members may be replaced by a heteroatom selected from O, N and S.
• R h is hydrogen
• R h is Ci_ 6 alkyl.
• R 1 is hydrogen
• R 1 is Ci_ 6 alkyl.
• the subject compounds may be of formulas Ila through Ilg:
• s is from 0 to2;
• each R 10 is independently: Ci- 6 alkyl; halo; Ci- 6 alkoxy; or halo-Ci_ 6 alkyl; and
• A, Y, Z, m, n, p, q, r, R 1 , R 2 , R 3 , R 1 , R 2 , R 4 , R 5 , R 6 , R 7 and R 8 are as defined herein.
• s is 0 or 1.
• s is 0.
• s is 1.
• each R 10 is indepently: Ci- 6 alkyl; or halo.
• each R 10 is indepently: methyl; or fluoro.
• the subject compounds are of formula Ila.
• the subject compounds are of formula lib.
• the subject compounds are of formula lie.
• the subject compounds are of formula lid.
• the subject compounds are of formula He.
• the subject compounds are of formula Ilf.
• the subject compounds are of formula Ilg.
• the subject compounds may be of formula III:
• A, Y, Z, n, p, q, r, s, R 5 , R 6 , R 7 , R 8 and R 10 are as defined herein.
• the subject compounds may be of formula IV:
• the subject compounds may be of formulaV:
• the subject compounds may be of formula VI:
• the subject compounds may be of formulaVII:
• n, r, s, R 5 , R 6 , R 7 , R 8 , R 10 and R e are as defined herein.
• the subject compounds may be of formula VIII:
• n, r, s, R 5 , R 6 , R 7 , R 8 , R 10 and R e are as defined herein.
• the subject compounds may be of formula IX:
• n, r, s, R 5 , R 6 , R 7 , R 8 , R 10 and R e are as defined herein.
• the subject compounds may be of formula X;
• s is: 0; or 1;
• t is: 1; or 2;
• J is: -CR j R k -; -NR m -; -0-; or -S-; and
• R ⁇ ; R k and R m each independently is: hydrogen; or Ci_ 6 alkyl.
• s is 0.
• t is 1.
• t is 2.
• J is -CR3 ⁇ 4 k -.
• J is -NR m -.
• J is -0-.
• J is -S-.
• R J is hydrogen
• R J is Ci_ 6 alkyl
• R k is hydrogen
• R k is Ci_ 6 alkyl.
• R m is hydrogen
• R m is Ci_ 6 alkyl.
• the invention also provides a method for treating a disease or condition mediated by or otherwise associated with the RORc receptor, the method comprising administering to a subject in need thereof an effective amount of a compound of the invention.
• the disease may be arthritis such as rheumatoid arthritis, osteoarthritis, psoriasis, muscular sclerosis, lupus, Sogren's disease, asthma or COPD.
• the disease may be arthritis such as rheumatoid arthritis or osteoarthritis.
• the disease may be psoriasis, muscular sclerosis, lupus, or Sogren's disease.
• the disease may be a asthma or COPD.
• the disease may be psoriasis.
• the disease may be muscular sclerosis.
• the starting materials and the intermediates of the synthetic reaction schemes can be isolated and purified if desired using conventional techniques, including but not limited to, filtration, distillation, crystallization, chromatography, and the like. Such materials can be
• the reactions described herein may be conducted under an inert atmosphere at atmospheric pressure at a reaction temperature range of from about -78 °C to about 150 °C, for example, from about 0 °C to about 125 °C, or conveniently at about room (or ambient) temperature, e.g., about 20 °C.
• Scheme A illustrates one synthetic procedure usable to prepare specific compounds of formula la, wherein X is a leaving group and may be the same or different in each occurrence, and m, n, r, X 1 , X 2 , X 3 , X 4 , Y, Z, R 1 , R 2 , R 3 , R 4 , R 5 , R 5 , R 6 , R 7 and R 8 are as defined herein.
• step 1 of Scheme A aryl or aralkyl sulfonyl halide compound a is reacted with aryl or aralkyl amine compound b to afford aryl sulfonamide compound c.
• the reaction of step 1 may be carried out in polar aprotic solvent in the presence of a tertiary amine.
• step 2 an N-alkylation is carried out by treating compound c with alkylating agent d (which may be, for example, an alkyl halide or alkyl triflate), to yield aryl sulfonamide compound e.
• alkylating agent d which may be, for example, an alkyl halide or alkyl triflate
• This reaction may be carried out, by way of example, under polar aprotic solvent conditions.
• Reaction of compound e with cyclic amine f in step 3a may then provide aryl sulfonamide g, which is a compound of formula I in accordance with the invention.
• the reaction of step 3 a may be carried out in non-polar solvent in the presence of a suitable palladium catalyst.
• compound e may be treated with alcohol compound h in step 3b to yield aryl sulfonamide compound i, which is a compound of formula I in accordance with the invention.
• the reaction of step 3b may be carried out in polar solvent under anhydrous conditions and in the presence of an alkalki metal hydride base.
• compound e may undergo reaction with cyclic amine ⁇ to afford aryl sulfonamide compound k, which is a compound of formula I in accordance with the invention.
• the reaction of step 3c may be carried out in non-polar solvent in the presence of a suitable palladium catalyst.
• amine compound b may be alkylated with reagent d prior to step 1 in certain embodiments.
• Various protecting group strategies may be used in the reactions of Scheme A. Specific details for producing compounds of the invention are described in the Examples below.
• the invention includes pharmaceutical compositions comprising at least one compound of the present invention, or an individual isomer, racemic or non-racemic mixture of isomers or a pharmaceutically acceptable salt or solvate thereof, together with at least one
• the compounds of the invention will be administered in a therapeutically effective amount by any of the accepted modes of administration for agents that serve similar utilities. Suitable dosage ranges are typically 1-500 mg daily, for example 1-100 mg daily, and most preferably 1-30 mg daily, depending upon numerous factors such as the severity of the disease to be treated, the age and relative health of the subject, the potency of the compound used, the route and form of administration, the indication towards which the administration is directed, and the preferences and experience of the medical practitioner involved.
• One of ordinary skill in the art of treating such diseases will be able, without undue experimentation and in reliance upon personal knowledge and the disclosure of this Application, to ascertain a therapeutically effective amount of the compounds of the present invention for a given disease.
• Compounds of the invention may be administered as pharmaceutical formulations including those suitable for oral (including buccal and sub-lingual), rectal, nasal, topical, pulmonary, vaginal, or parenteral (including intramuscular, intraarterial, intrathecal, subcutaneous and intravenous) administration or in a form suitable for administration by inhalation or insufflation.
• a particular manner of administration is generally oral using a convenient daily dosage regimen which can be adjusted according to the degree of affliction.
• a compound or compounds of the invention, together with one or more conventional adjuvants, carriers, or diluents, may be placed into the form of pharmaceutical compositions and unit dosages.
• the pharmaceutical compositions and unit dosage forms may be comprised of conventional ingredients in conventional proportions, with or without additional active compounds or principles, and the unit dosage forms may contain any suitable effective amount of the active ingredient commensurate with the intended daily dosage range to be employed.
• compositions may be employed as solids, such as tablets or filled capsules, semisolids, powders, sustained release formulations, or liquids such as solutions, suspensions, emulsions, elixirs, or filled capsules for oral use; or in the form of suppositories for rectal or vaginal administration; or in the form of sterile injectable solutions for parenteral use.
• Formulations containing about one (1) milligram of active ingredient or, more broadly, about 0.01 to about one hundred (100) milligrams, per tablet, are accordingly suitable representative unit dosage forms.
• the compounds of the invention may be formulated in a wide variety of oral administration dosage forms.
• the pharmaceutical compositions and dosage forms may comprise a compound or compounds of the present invention or pharmaceutically acceptable salts thereof as the active component.
• the pharmaceutically acceptable carriers may be either solid or liquid. Solid form preparations include powders, tablets, pills, capsules, cachets, suppositories, and dispersible granules.
• a solid carrier may be one or more substances which may also act as diluents, flavouring agents, solubilizers, lubricants, suspending agents, binders, preservatives, tablet disintegrating agents, or an encapsulating material.
• the carrier In powders, the carrier generally is a finely divided solid which is a mixture with the finely divided active component.
• the active component In tablets, the active component generally is mixed with the carrier having the necessary binding capacity in suitable proportions and compacted in the shape and size desired.
• the powders and tablets may contain from about one (1) to about seventy (70) percent of the active compound.
• Suitable carriers include but are not limited to magnesium carbonate, magnesium stearate, talc, sugar, lactose, pectin, dextrin, starch, gelatine, tragacanth, methylcellulose, sodium carboxymethylcellulose, a low melting wax, cocoa butter, and the like.
• the term "preparation” is intended to include the formulation of the active compound with encapsulating material as carrier, providing a capsule in which the active component, with or without carriers, is surrounded by a carrier, which is in association with it.
• cachets and lozenges are included. Tablets, powders, capsules, pills, cachets, and lozenges may be as solid forms suitable for oral administration.
• liquid form preparations including emulsions, syrups, elixirs, aqueous solutions, aqueous suspensions, or solid form
• Emulsions may be prepared in solutions, for example, in aqueous propylene glycol solutions or may contain emulsifying agents, for example, such as lecithin, sorbitan monooleate, or acacia.
• Aqueous solutions can be prepared by dissolving the active component in water and adding suitable colorants, flavors, stabilizers, and thickening agents.
• Aqueous suspensions can be prepared by dispersing the finely divided active component in water with viscous material, such as natural or synthetic gums, resins, methylcellulose, sodium carboxymethylcellulose, and other well known suspending agents.
• Solid form preparations include solutions, suspensions, and emulsions, and may contain, in addition to the active component, colorants, flavors, stabilizers, buffers, artificial and natural sweeteners, dispersants, thickeners, solubilizing agents, and the like.
• the compounds of the invention may be formulated for parenteral administration (e.g., by injection, for example bolus injection or continuous infusion) and may be presented in unit dose form in ampoules, pre-filled syringes, small volume infusion or in multi-dose containers with an added preservative.
• the compositions may take such forms as suspensions, solutions, or emulsions in oily or aqueous vehicles, for example solutions in aqueous polyethylene glycol.
• oily or nonaqueous carriers, diluents, solvents or vehicles examples include propylene glycol, polyethylene glycol, vegetable oils (e.g., olive oil), and injectable organic esters (e.g., ethyl oleate), and may contain formulatory agents such as preserving, wetting, emulsifying or suspending, stabilizing and/or dispersing agents.
• the active ingredient may be in powder form, obtained by aseptic isolation of sterile solid or by lyophilization from solution for constitution before use with a suitable vehicle, e.g., sterile, pyrogen-free water.
• the compounds of the invention may be formulated for topical administration to the epidermis as ointments, creams or lotions, or as a transdermal patch.
• Ointments and creams may, for example, be formulated with an aqueous or oily base with the addition of suitable thickening and/or gelling agents.
• Lotions may be formulated with an aqueous or oily base and will in general also containing one or more emulsifying agents, stabilizing agents, dispersing agents, suspending agents, thickening agents, or coloring agents.
• Formulations suitable for topical administration in the mouth include lozenges comprising active agents in a flavored base, usually sucrose and acacia or tragacanth; pastilles comprising the active ingredient in an inert base such as gelatine and glycerine or sucrose and acacia; and mouthwashes comprising the active ingredient in a suitable liquid carrier.
• the compounds of the invention may be formulated for administration as suppositories.
• a low melting wax such as a mixture of fatty acid glycerides or cocoa butter is first melted and the active component is dispersed homogeneously, for example, by stirring. The molten homogeneous mixture is then poured into convenient sized molds, allowed to cool, and to solidify.
• the compounds of the invention may be formulated for vaginal administration. Pessaries, tampons, creams, gels, pastes, foams or sprays containing in addition to the active ingredient such carriers as are known in the art to be appropriate.
• the subject compounds may be formulated for nasal administration.
• the solutions or suspensions are applied directly to the nasal cavity by conventional means, for example, with a dropper, pipette or spray.
• the formulations may be provided in a single or multidose form. In the latter case of a dropper or pipette, this may be achieved by the patient administering an appropriate, predetermined volume of the solution or suspension. In the case of a spray, this may be achieved for example by means of a metering atomizing spray pump.
• the compounds of the invention may be formulated for aerosol administration, particularly to the respiratory tract and including intranasal administration.
• the compound will generally have a small particle size for example of the order of five (5) microns or less. Such a particle size may be obtained by means known in the art, for example by micronization.
• the active ingredient is provided in a pressurized pack with a suitable propellant such as a
• chlorofluorocarbon for example, dichlorodifluoromethane, trichlorofluoromethane, or dichlorotetrafluoroethane, or carbon dioxide or other suitable gas.
• the aerosol may conveniently also contain a surfactant such as lecithin.
• the dose of drug may be controlled by a metered valve.
• the active ingredients may be provided in a form of a dry powder, for example a powder mix of the compound in a suitable powder base such as lactose, starch, starch derivatives such as hydroxypropylmethyl cellulose and
• the powder carrier will form a gel in the nasal cavity.
• the powder composition may be presented in unit dose form for example in capsules or cartridges of e.g., gelatine or blister packs from which the powder may be administered by means of an inhaler.
• formulations can be prepared with enteric coatings adapted for sustained or controlled release administration of the active ingredient.
• the compounds of the present invention can be formulated in transdermal or subcutaneous drug delivery devices. These delivery systems are advantageous when sustained release of the compound is necessary and when patient compliance with a treatment regimen is crucial.
• Compounds in transdermal delivery systems are frequently attached to an skin-adhesive solid support.
• the compound of interest can also be combined with a penetration enhancer, e.g., Azone (1- dodecylazacycloheptan-2-one). Sustained release delivery systems are inserted
• lipid soluble membrane e.g., silicone rubber, or a
• biodegradable polymer e.g., polylactic acid.
• the pharmaceutical preparations may be in unit dosage forms.
• the preparation is subdivided into unit doses containing appropriate quantities of the active component.
• the unit dosage form can be a packaged preparation, the package containing discrete quantities of preparation, such as packeted tablets, capsules, and powders in vials or ampoules.
• the unit dosage form can be a capsule, tablet, cachet, or lozenge itself, or it can be the appropriate number of any of these in packaged form.
• the compounds of the invention are useful for treatment of immune disorders generally.
• the compounds may be used for treatment of arthritis, including rheumatoid arthritis, osteoarthritis, psoriatic arthritis, septic arthritis, spondyloarthropathies, gouty arthritis, systemic lupus erythematosus and juvenile arthritis, osteoarthritis, and other arthritic conditions.
• the compounds may be used for treatment of respiratory disorders such as chronic obstructive pulmonary disease (COPD), asthma, bronchospasm, and the like.
• COPD chronic obstructive pulmonary disease
• COPD chronic obstructive pulmonary disease
• the compounds may be used for treatment of gastrointestinal disorder ("GI disorder”) such as Irritable Bowel Syndrome (IBS), Inflammatory Bowel Disease (IBD), biliary colic and other biliary disorders, renal colic, diarrhea-dominant IBS, pain associated with GI distension, and the like.
• GI disorder such as Irritable Bowel Syndrome (IBS), Inflammatory Bowel Disease (IBD), biliary colic and other biliary disorders, renal colic, diarrhea-dominant IBS, pain associated with GI distension, and the like.
• the compounds may be used for treatment of pain conditions such as inflammatory pain; arthritic pain, surgical pain; visceral pain; dental pain; premenstrual pain; central pain; pain due to burns; migraine or cluster headaches; nerve injury; neuritis; neuralgias; poisoning; ischemic injury; interstitial cystitis; cancer pain; viral, parasitic or bacterial infection; posttraumatic injury; or pain associated with irritable bowel syndrome.
• pain conditions such as inflammatory pain; arthritic pain, surgical pain; visceral pain; dental pain; premenstrual pain; central pain; pain due to burns; migraine or cluster headaches; nerve injury; neuritis; neuralgias; poisoning; ischemic injury; interstitial cystitis; cancer pain; viral, parasitic or bacterial infection; posttraumatic injury; or pain associated with irritable bowel syndrome.
• Method A Compounds were analysed using the following conditions: Experiments were performed on a Waters ZMD single quadrupole mass spectrometer linked to a Hewlett Packard HP1100 LC system with UV diode array detector and 100 position autosampler. The spectrometer has an electrospray source operating in positive and negative ion mode. This system uses a Phenomenex Luna 3micron CI 8(2) 30 x 4.6mm column at ambient temperature and a 2.0 mL / minute flow rate.
• the initial solvent system was 95% water containing 0.1% formic acid (solvent A) and 5% acetonitrile containing 0.1% formic acid (solvent B) for the first 0.5 minute followed by a gradient up to 5% solvent A and 95% solvent B over the next 4 minutes. This was maintained for 1 minute before returning to 95% solvent A and 5% solvent B over the next 0.5 minute. Total run time was 6 minutes.
• Method B Compounds were analysed using the following conditions: Experiments were performed on a Waters Micromass ZQ2000 quadrupole mass spectrometer linked to a Waters Acquity UPLC system with a PDA UV detector.
• the spectrometer has an electrospray source operating in positive and negative ion mode.
• This system uses an Acquity BEH CI 8 1.7um 100 x 2.1mm column, maintained at 40 °C or an Acquity BEH Shield RP18 1.7 ⁇ 100 x 2.1mm column, maintained at 40 °C and a 0.4 mL / minute flow rate.
• the initial solvent system was 95% water containing 0.1% formic acid (solvent A) and 5% acetonitrile containing 0.1% formic acid (solvent B) for the first 0.4 minute followed by a gradient up to 5% solvent A and 95% solvent B over the next 5.6 minutes. This was maintained for 0.8 minute before returning to 95% solvent A and 5% solvent B over the next 1.2 minutes. Total run time was 8 minutes.
• 1H NMR spectra were recorded at ambient temperature or at 80 °C where indicated using one of the following machines: Varian Unity Inova (400 MHz) spectrometer with a triple resonance 5mm probe, Bruker Avance DRX 400 (400 MHz) spectrometer with a triple resonance 5mm probe, a Bruker Avance DPX 300 (300 MHz) equipped with a standard 5mm dual frequency probe for detection of 1 H and 13 C, a Bruker AVIII (400 MHz) using a BBI Broad Band Inverse 5mm probe, or a Bruker AVIII (500 MHz) using a QNP (Quad Nucleus detect) 5mm probe.
• Varian Unity Inova 400 MHz
• Bruker Avance DRX 400 400 MHz
• a Bruker Avance DPX 300 300 MHz equipped with a standard 5mm dual frequency probe for detection of 1 H and 13 C
• a Bruker AVIII 400 MHz
• Microwave reactor Microwave reactions were carried out using a Biotage® Initiator® in vials appropriate to the scale of the reaction and at the temperature and time described in the experimental details. Purification Equipment:
• Reverse Phase High Pressure Liquid Chromatography was used to purify compounds where indicated. Separation using gradient elution on a Phenomenex Gemini CI 8 column (250 x 21.2 mm, 5 micron) as stationary phase and using mobile phase indicated, operating at a 18 mL/min flow rate using a Gilson UV/Vis -155 dual channel detector and Gilson GX-271 automated liquid handler.
• Phase separator cartridges are supplied by Biotage® as Isolute® phase separator cartridges. LIST OF ABBREVIATIONS
• Example 1 l -(4-(4-Acetylpiperazin-l -yl)phenyl)-N-(3-chlorophenyl)-N- isobutylmethanesulfonamide
• Step 3 C-(4-Bromo-phenyl)-N-(3-chloro-phenyl)-methanesulfonamide
• Step 4 C-(4-Bromo-phenyl)-N-(3-chloro-phenyl)-N-isobutyl-methanesulfonamide
• Step 3 4- ⁇ 4- r(4-Fluoro-benzyl)-isobutyl-sulfamoyll -phenylamino Ipiperidine- 1 -carboxylic acid tert-butyl ester
• Step 1 4-Fluoro-N-(4-fluoro-phenyl)-benzenesulfonamide
• reaction was quenched with 1 M HC1 aqueous and then extracted with DCM, filtered through a phase separator and purified by silica gel column chromatography (0-100%
• Step 2 4-Fluoro-N-(4-fluoro-phenyl)-N-isobutyl-benzenesulfonamide
• Step 3 (N-(4-Fluoro-phenyl)-N-isobutyl-4-(l-methanesulfonyl-piperidin-4-yloxy)- benzenesulfonamide)
• Step 1 Cyclobutyl-(3-fluoro-phenyl)-amine
• Step 4 (N-Cyclobutyl-N-(3-fluoro-phenyl)-4-(l-methanesulfonyl-piperidin-4-yloxy)- benzenesulfonamide)
• Step 1 (4-Fluoro-phenyl)-isobutyl-amine
• Step 3 (6-(l-Methanesulfonyl-piperidin-4-yloxy)-pyridine-3-sulfonic acid (4-fluoro- phenyP-isobutyl-amide)
• Step 1 (4-Fluoro-phenyl)-isobutyl-amine To a solution of 4-fluoroaniline (1 g, 9 mmol) in DCM (20 niL) at room temperature was added isobutyraldehyde (985 ⁇ , 10.8 mmol) followed by portionwaise sodium
• Step 3 5-(l-Methanesulfonyl-piperidin-4-ylamino)-pyridine-2-sulfonic acid (4-fluoro- phenyP-isobutyl-amide
• Step 3 4- ⁇ 5- r(4-Fluoro-phenyl)-isobutyl-sulf amoyll -pyridin-2-ylamino 1 -piperidine- 1 - carboxylic acid tert-butyl ester
• Step 4 (6-(l-Methanesulfonyl-piperidin-4-ylamino)-pyridine-3-sulfonic acid (4-fluoro- phenyP-isobutyl-amide)
• Example 8 N-(4-chlorobenzyl)-4-(((+/-)?ra?3 ⁇ 4 -3-hydroxy-l-(methylsulfonyl)piperidin-4- yl)oxy)-N-isobutylbenzenesulfonamide
• Step 1 N-Isobutyl-4-methoxy-benzenesulfonamide
• N-isobutyl-4-methoxy-benzenesulfonamide (1.03 g, 4.2 mmol) in anhydrous dimethylacetamide (20 mL) at 0 °C was added NaH (60% dispersion in mineral oil, 186 mg, 4.6 mmol) until no more gas evolved then stirred for a further 10 minutes.
• 4- Chlorobenzylbromide (951 mg, 4.6 mmol) was added and the reaction heated at 90°C for 2 hours.
• Step 4 (+/-)?ran -4- ⁇ 4-r(4-Chloro-benzyl)-isobutyl-sulfamoyll-phenoxyl-3-hydroxy- piperidine-l-carboxylic acid tert-butyl ester
• Step 5 N-(4-Chloro-benzyl)-4-((+/-)?ran -3-hydroxy-piperidin-4-yloxy)-N-isobutyl- benzenesulfonamide
• Step 6 N-(4-Chloro-benzyl)-N-isobutyl-4-((+/-)/ra?3 ⁇ 4 -3-triisopropylsilanyloxy-piperidin-4- yloxy)-benzenesulfonamide
• Step 7 N-(4-Chloro-benzyl)-N-isobutyl-4-((+/-)?ra?3 ⁇ 4 -l-methanesulfonyl-3- triisopropylsilanyloxy-piperidin-4-yloxy)-benzenesulfonamide
• Step 8 (N-(4-Chloro-benzyl)-4-((-t7-) raf3 ⁇ 4, -3 -hydroxy- 1 -methanesulfonyl-piperidin-4- yloxy)-N-isobutyl-benzenesulfonamide)
• a microwave vial was charged with 4-fluoro-N-isobutyl-benzenesulfonamide (1.0 g, 4.32 mmol), piperazine (1.86 g, 21.60 mmol) and water (20 mL) and heated at 150 °C for 1 hour using a microwave reactor.
• the solid from the reaction mixture was collected by filtration, washed with water and dried to give N-isobutyl-4-piperazin-l-yl-benzenesulfonamide (1.15 g, 90%).
• Step 3 4-(4- Acetyl -piperazin- 1 -yl)-N-isobutyl-benzenesulfonamide
• Step 4 (4-(4- Acetyl -piperazin- 1 -yl)-N-isobutyl-N-(2-trifluoromethyl-benzyl)- benzenesulfonamide)
• Step 1 4-(6-Chloro-pyridin-3-yloxy)-piperidine-l-carboxylic acid tert-b tyl ester
• Step 4 2-Benzylsulfanyl-5-(l-methanesulfonyl-piperidin-4-yloxy)-pyridine
• Step 5 5-(l-Methanesulfonyl-piperidin-4-yloxy)-pyridine-2-sulfonyl chloride
• Step 6 (5-(l-Methanesulfonyl-piperidin-4-yloxy)-pyridine-2-sulfonic acid (4-fluoro- benzyD-isobutyl-amide)
• Step 3 4-Amino-N-isobutyl-N-(2-trifluoromethyl-phenyl)-benzenesulfonamide
• Step 4 (l-Methanesulfonyl-piperidine-4-carboxylic acid ⁇ 4-risobutyl-(2-trifluoromethyl- phenyD-sulfamoyll -phenyl) -amide)
• Example 12 4-r(4-Fluoro-phenyl)-isobutyl-sulfamoyll-N-(l-methanesulfonyl-piperidin-4- yl)-benz amide
• Step 1 4-(4-Fluoro-phenylsulfamoyl)-benzoic acid methyl ester
• Step 2 4- r(4-Fluoro-phenyl)-isobutyl-sulfamoyll -benzoic acid methyl ester
• Step 3 4- r(4-Fluoro-phenyl)-isobutyl-sulfamoyll -benzoic acid
• Step 1 4-Bromomethyl-N-isobutyl-benzenesulfonamide
• Step 2 4-Isobutylsulfamoyl-benzyl-phosphonium bromide A mixture of 4-bromomethyl-N-isobutyl-benzenesulfonamide (1.08 g, 3.53 mmol) and triphenylphosphine (1.39 g, 5.29 mmol) in toluene (20 mL) was heated at reflux for 18 hours. The precipitate was collected from the cooled mixture, washed with toluene and air dried to give 4-isobutylsulfamoyl-benzyl-phosphonium bromide (1.88 g, 94%).
• Step 3 N-Isobutyl-4-(l-methanesulfonyl-piperidin-4-ylidenemethyl)-benzenesulfonamide
• a solution of 4-isobutylsulfamoyl-benzyl-phosphonium bromide (1.87 g, 3.29 mmol) in DMF (10 mL) was treated with NaH (60% dispersion in mineral oil, 329 mg, 8.22 mmol) and stirred at room temperature for 1 hour.
• l-(Methylsulfonyl)piperidin-4-one (758 mg, 4.28 mmol) was added and the mixture stirred at room temperature for 18 hours.
• Step 4 (N-Isobutyl-4-(l -methanesulfonyl-piperidin-4-ylidenemethyl)-N-(2-trifluoromethyl- benzyD-benzenesulfonamide)
• Example 15 In vitro RORc Ligand Binding Assay This assay was used to determine a compound's potency in inhibiting activity of RORc by determining, Ki app , IC 50 , or percent inhibition values. Consumables used in this Example are shown in Table 2 below.
• NBS Nonspecific binding
• TB Total Binding
• No R No Receptor
• 25-hydroxycholesterol (1 uM) was used to determine the level of NSB signal is prepared in DMSO as for compounds above, then diluted in Assay Buffer to give a final concentration of 5 uM.
• 25-hydroxycholesterol in 25% DMSO/75% Assay Buffer 10 uL per well was used for NSB samples.
• Wells for Total Binding and No Receptor sample determination contained 10 uL of 25% DMSO/75% Assay Buffer per well.
• 25-[ H]hydroxycholesterol was diluted in Assay Buffer to obtain 15 nM and vortex to mix. Add 20 uL to all wells to reach 6 nM final concentration in the assay.
• the optimal concentration for RORc receptor was found to be 0.6 ug/mL.
• Stock receptor solution was diluted in assay buffer to obtain 1.5 ug/mL in Assay Buffer. 20 uL was added to all wells. For No Receptor samples, 20 uL Assay Buffer was substituted for receptor solution.
• Assay plates were 96- well polypropylene V-bottom plates. 10 uL of 5x compound in 25% DMSO/75% Assay Buffer was added to Test wells. 10 uL of 25% DMSO/75% Assay Buffer was added to Total Binding or No Receptor wells. 10 uL of 5 uM 25-hydroxycholesterol in 25% DMSO/75% Assay Buffer was added to NSB wells. 20 uL of 15 nM 25- [ H]hydroxycholesterol prepared in Assay Buffer was added to all wells. 20 uL of 1.5 ug/mL RORc receptor was added to wells (or 40 uL Assay Buffer to No R wells). Following addition to the wells, the plates were incubated 3 h at 25°C.

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