WO2010070238A1 - DÉRIVÉS DE 6-CYCLOAMINO-2,3-DI-PYRIDINYL-IMIDAZO[1,2-b]-PYRIDAZINE, LEUR PRÉPARATION ET LEUR APPLICATION EN THÉRAPEUTIQUE - Google Patents
DÉRIVÉS DE 6-CYCLOAMINO-2,3-DI-PYRIDINYL-IMIDAZO[1,2-b]-PYRIDAZINE, LEUR PRÉPARATION ET LEUR APPLICATION EN THÉRAPEUTIQUE Download PDFInfo
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- WO2010070238A1 WO2010070238A1 PCT/FR2009/052594 FR2009052594W WO2010070238A1 WO 2010070238 A1 WO2010070238 A1 WO 2010070238A1 FR 2009052594 W FR2009052594 W FR 2009052594W WO 2010070238 A1 WO2010070238 A1 WO 2010070238A1
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- 0 *c1c(-c2ccnc(*)c2)[n]2nc(*)c(*)c(*)c2n1 Chemical compound *c1c(-c2ccnc(*)c2)[n]2nc(*)c(*)c(*)c2n1 0.000 description 4
- LGDJRCIGJGCNTM-UHFFFAOYSA-N CC(C)(C1)NCCN1c(cc1C)n[n]2c1nc(-c1ccncc1)c2-c1ccncc1 Chemical compound CC(C)(C1)NCCN1c(cc1C)n[n]2c1nc(-c1ccncc1)c2-c1ccncc1 LGDJRCIGJGCNTM-UHFFFAOYSA-N 0.000 description 1
- IXPZRYRDKGMCQM-UHFFFAOYSA-N CC(C)(C1)NCCN1c1n[n]2c(I)c(-c3cccnc3)nc2cc1 Chemical compound CC(C)(C1)NCCN1c1n[n]2c(I)c(-c3cccnc3)nc2cc1 IXPZRYRDKGMCQM-UHFFFAOYSA-N 0.000 description 1
- VGFQRCITUWKMNY-UHFFFAOYSA-N CC(C)N(CC1)CCN1c1n[n]2c(-c3ccncc3)c(-c3cc(F)ncc3)nc2cc1 Chemical compound CC(C)N(CC1)CCN1c1n[n]2c(-c3ccncc3)c(-c3cc(F)ncc3)nc2cc1 VGFQRCITUWKMNY-UHFFFAOYSA-N 0.000 description 1
- SWJGDJCNFAUPLX-UHFFFAOYSA-N Clc1n[n]2c(I)c(-c3ccncc3)nc2cc1 Chemical compound Clc1n[n]2c(I)c(-c3ccncc3)nc2cc1 SWJGDJCNFAUPLX-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- 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
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/50—Pyridazines; Hydrogenated pyridazines
- A61K31/5025—Pyridazines; Hydrogenated pyridazines ortho- or peri-condensed with heterocyclic ring systems
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/20—Hypnotics; Sedatives
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/22—Anxiolytics
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61P25/00—Drugs for disorders of the nervous system
- A61P25/24—Antidepressants
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/30—Drugs for disorders of the nervous system for treating abuse or dependence
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
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- C—CHEMISTRY; METALLURGY
- 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
- C07D401/14—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
Definitions
- the present invention relates to 6-cycloamino-2,3-di-pyridinylimidazo [1,2-b] pyridazine derivatives, to their preparation and to their therapeutic application, in the treatment or prevention of diseases involving casein kinase 1 epsilon and / or casein kinase 1 delta.
- the subject of the present invention is the compounds corresponding to the general formula (I)
- R 2 represents a pyridinyl group optionally substituted by one or more substituents selected from halogen atoms and the groups Ci -6 alkyl;
- R 3 represents a hydrogen atom or a C 1-3 -alkyl group.
- A represents a C 1-7 -alkylene group optionally substituted with one or two R 3 groups;
- B represents a C 1-7 -alkylene group optionally substituted with a group R b ;
- L represents either a nitrogen atom optionally substituted with an R c or Rd group, or a carbon atom substituted with a group R e i and a group R d or two groups R e2 ;
- R 3 , Rb and R c are defined such that two R 3 groups may together form a Ci -6 alkylene group; R 3 and R b may together form a bond or a Ci -6 alkylene group; R 3 and R c may together form a bond or a Ci -6 alkylene group; R b and R c may together form a bond or a C6-alkylene group;
- R d represents a group selected from hydrogen and Ci -6 alkyl groups, C 3-7 cycloalkyl, C 3- 7 cycloalkyl-C6-alkyl, Ci-6-alkylthio-Ci - 6 alkyl, Ci -6 - alkyloxy-d-6-alkyl, Ci -6 fluoroalkyl, benzyl, Ci -6 acyl, hydroxy-Ci -6 alkyl;
- R i represents an -NR 4 R 5 or a cyclic monoamine optionally comprising an oxygen atom, the cyclic monoamine being optionally substituted by one or more substituents selected from fluoro and Ci -6 alkyl groups, Ci -6 alkyloxy, hydroxy;
- R ⁇ 2 form with the carbon atom carrying them a cyclic monoamine optionally comprising an oxygen atom, this cyclic monoamine being optionally substituted with one or more groups R f which are identical to or different from each other;
- R f is a group Ci -6 alkyl, C 3- 7 -cycloalkyl, C 3 -7-cycloalkyl-Ci-6-alkyl, Ci -6 - alkyloxy-Ci -6 alkyl, hydroxy-Ci -6 alkyl , Ci -6 fluoroalkyl or benzyl;
- R 4 and R 5 represent, independently of one another, a hydrogen atom or a Ci -6 alkyl group, C 3-7 -cycloalkyl, C 3-7 -cycloalkyl-Ci -6 alkyl;
- R 7 and R 8 represent, independently of one another, a hydrogen atom or a group Ci -6 alkyl group.
- the compounds of formula (I) may comprise one or more asymmetric carbon atoms. They can therefore exist as enantiomers or diastereoisomers. These enantiomers, diastereoisomers, as well as their mixtures, including the racemic mixtures, form part of the invention.
- the compounds of formula (I) may exist in the form of bases or addition salts with acids. Such addition salts are part of the invention. These salts are advantageously prepared with pharmaceutically acceptable acids, but the salts of other useful acids, for example for the purification or isolation of the compounds of formula (I) are also part of the invention.
- the compounds of formula (I) may also exist in the form of hydrates or solvates, namely in the form of associations or combinations with one or more molecules of water or with a solvent. Such hydrates and solvates are also part of the invention.
- t and z may take the values from 1 to 7, a carbon chain which can have from t to z carbon atoms, for example Ci -7 a carbon chain which can have from 1 to 7 carbon atoms; alkyl, a saturated, linear or branched aliphatic group; for example, a d-6-alkyl group represents a carbon chain of 1 to 6 carbon atoms, linear or branched, for example a methyl, ethyl, propyl, isopropyl, butyl, isobutyl, terbutyl, pentyl, hexyl; alkylene, saturated divalent alkyl group, linear or branched, for example a Ci -6 alkylene group represents a divalent carbon chain of 1 to 6 carbon atoms, linear or branched, for example methylene, ethylene,
- cycloalkyl a cyclic alkyl group, e.g. a C 3- 7 cycloalkyl represents a cyclic carbon group of 3 to 7 carbon atoms, for example cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl; acyl, an alkyl-C (O) - group; hydroxyl, -OH group; cyclic monoamine, a saturated cyclic carbon chain having 1 nitrogen atom; hydroxyalkyl, an alkyl group of which one hydrogen atom has been substituted with a hydroxyl group; alkyloxy, -O-alkyl group; alkylthio, a -S-alkyl group; fluoroalkyl, an alkyl group in which one or more hydrogen atoms have been substituted by a fluorine atom; fluoroalkyloxy, an alkyloxy group of which one or
- cyclic amines or diamines formed by N, A, L and B there may be mentioned aziridine, azetidine, pyrrolidine, piperidine, azepine, morpholine, thiomorpholine, and the like.
- a first group of compounds is constituted by the compounds for which:
- L represents either a nitrogen atom optionally substituted by an R c or Rd group, or a carbon atom substituted with a group R e i and a group R d ; the other substituents being as defined above.
- R 2 represents a pyridinyl group, optionally substituted with one or more substituents selected from fluorine and methyl; the other substituents being as defined above.
- a third group of compounds is constituted by the compounds for which: R 3 represents a hydrogen atom or a methyl group; the other substituents being as defined above.
- a fourth group of compounds is constituted by compounds for which: R 7 and R 8 represent a hydrogen atom or a methyl group; the other substituents being as defined above.
- a fifth group of compounds consists of the compounds for which: A represents a C 1-7 -alkylene group optionally substituted with one or two R 3 groups;
- B represents a C 1-7 -alkylene group optionally substituted with a group R b ;
- L represents either a nitrogen atom optionally substituted with a group R c or R d
- R 3, R b and R c are defined such that: two groups R 3 may together form a Ci -6 alkylene group;
- R 3 and R b may together form a bond or a Ci -6 alkylene group
- R 3 and R c may together form a bond or a Ci -6 alkylene group
- R b and R c may together form a bond or a C6-alkylene group
- R d represents a group selected from hydrogen and Ci -6 alkyl groups, C 3-7 -cycloalkyl, C 3-7 -cycloalkyl-C6-alkyl, Ci -6 alkylthio-Ci - 6 alkyl, Ci -6 - alkyloxy-d-6-alkyl, Ci -6 fluoroalkyl, benzyl, Ci -6 acyl, hydroxy-Ci -6 alkyl;
- R f represents a Ci -6 alkyl group, C 3-7 -cycloalkyl, C 3-7 -cycloalkyl-Ci-6-alkyl, Ci -6 - alkyloxy-Ci -6 alkyl, hydroxy-Ci -6 alkyl , Ci -6 fluoroalkyl or benzyl;
- a sixth group of compounds is constituted by the compounds for which: A represents a C 1-7 -alkylene group optionally substituted with one or two R 3 groups;
- B represents a C 1-7 -alkylene group optionally substituted with a group R b ;
- L represents a carbon atom substituted with a group R e i and a group R d ;
- R 3, R b and R c are defined such that: two groups R 3 may together form a Ci -6 alkylene group;
- R 3 and R b may together form a bond or a Ci -6 alkylene group
- R 3 and R c may together form a bond or a Ci -6 alkylene group
- R b and R c may together form a bond or a Ci -6 alkylene group
- R d represents a group selected from hydrogen and Ci -6 alkyl groups, C 3- 7 -cycloalkyl, C 3 -7-cycloalkyl-C6-alkyl, Ci-6-alkylthio-Ci - 6 alkyl, Ci -6 - alkyloxy-d-6-alkyl, Ci -6 fluoroalkyl, benzyl, Ci -6 acyl, hydroxy-Ci -6 alkyl;
- R i represents an -NR 4 R 5 or a cyclic monoamine optionally comprising an oxygen atom, the cyclic monoamine being optionally substituted by one or more substituents selected from fluoro and Ci -6 alkyl groups, Ci -6 alkyloxy, hydroxy;
- R f represents a Ci -6 alkyl group, C 3-7 cycloalkyl, C 3- 7 cycloalkyl-C6-alkyl, Ci -6 - alkyloxy-Ci -6 alkyl, hydroxy-Ci -6 alkyl , Ci -6 fluoroalkyl or benzyl;
- R 4 and R 5 represent, independently of one another, a hydrogen atom or a Ci -6 alkyl group, C 3-7 -cycloalkyl, C 3-7 -cycloalkyl-Ci -6 alkyl; the other substituents are as defined above.
- a seventh group of compounds is constituted by compounds for which:
- -NALB- the cyclic amino formed by -NALB- represents a piperazinyl or hexahydropyrrolopyrrolyle group optionally substituted by one or more Ci -6 groups - alkyl; the other substituents are as defined above.
- an eighth group of compounds is constituted by the compounds for which: the cyclic amine formed by -N-A-L-B- represents a pyrrolidinyl-piperidinyl group;
- a ninth group of compounds is constituted by the compounds for which: the cyclic amine formed by -NALB- represents a (3S) -3-methylpiperazine group 1-yl, 3,3-dimethylpiperazin-1-yl, 4-isopropyl-piperazin-1-yl, piperazin-1-yl, (3R) -3-isopropyl-piperazin-1-yl, (c) s) -5-methyl-hexahydro-pyrrolo [3,4-c] pyrrol
- the cyclic amine formed by -N-A-L-B- represents a 4-pyrrolidin-1-yl-piperidin-1-yl group; the other substituents are as defined above.
- an eleventh group of compounds is constituted by the compounds for which:
- the cyclic amine formed by -NALB- represents a (3S) -3-methyl-piperazin-1-yl, 3,3-dimethyl-piperazin-1-yl, 4-isopropyl-piperazin-1-yl, piperazine group; 1-yl, (3R) -3-isopropyl-piperazin-1-yl, (c / s) -5-methyl-hexahydro-pyrrolo [3,4-c] pyrrol-2 (1 / -) - yl 4-pyrrolidin-1-yl-piperidin-1-yl;
- - R 2 represents a pyridinyl group, optionally substituted with one or more substituents selected from fluorine and methyl;
- - R 3 represents a hydrogen atom or a methyl group;
- R 7 and R 8 represent a hydrogen atom or a methyl group; In the form of a base or an acid addition salt.
- the compounds of general formula (I) can be prepared according to the general method described in scheme 1 below.
- the 6-cycloamino-2,3-di-pyridinylimidazo [1,2-b] pyridazine derivatives of general formula (I) in which R 2 , R 3, A, L, B, R 7 and R 8 are as defined above may be prepared from a 3- (pyridin-4-yl) imidazo [1,2-b] pyridazine derivative of the general formula (II) wherein R 2 , R 3, R 7 and R 8 are as defined above and X 6 represents a leaving group such as a halogen by treatment with an amine of the general formula (IIa) in which A, L and B are as defined above.
- This The reaction can be carried out by heating the reactants in a polar solvent such as pentanol or dimethylsulfoxide.
- the imidazo [1,2-b] pyridazine derivatives of general formula (II) may be prepared by metallocatalytic coupling between a 3-haloimidazo [1,2-t] pyridazine derivative of general formula (III) in which R 2 , X ⁇ , R7, and R 8 are as defined above and X 3 represents a halogen such as bromine or iodine and more particularly iodine and a pyridine derivative of general formula (NIa) in which R 3 is as defined above and M represents a trialkylstannyl group, most frequently a tributylstannyl group, or a dihydroxyboryl or dialkyloxyboryl group, most frequently a 4,4,5,5-tetramethyl-1, 3,3,2 group. -dioxaborolan-2-yl according to the conditions of Stille or Suzuki.
- Couplings according to the Stille method are for example carried out by heating in the presence of a catalyst such as tetrakis (triphenylphosphine) palladium, copper iodide, in a solvent such as N, N-dimethylacetamide.
- a catalyst such as tetrakis (triphenylphosphine) palladium, copper iodide, in a solvent such as N, N-dimethylacetamide.
- the couplings according to the Suzuki method are for example made by heating in the presence of a catalyst such as 1, 1 '-bis
- the 3-haloimidazo [1,2-b] pyridazine derivatives of general formula (III) are obtained by bromination or regioselective iodination of an imidazo [1,2-b] pyridazine derivative of general formula (IV) wherein R 2 , X ⁇ , R 7 and R 8 are as defined above.
- This reaction can be carried out by means of ⁇ -bromo or iodosuccinimide or iodine monochloride in a polar solvent such as acetonitrile, tetrahydrofuran, methanol or chloroform.
- a polar solvent such as acetonitrile, tetrahydrofuran, methanol or chloroform.
- imidazo [1,2-t)] pyridazine derivatives of general formula (IV) are known (Journal of Heterocyclic Chemistry (2002), 39 (4), 737-742) or may be prepared by analogy with known methods of the skilled person
- the 6-cycloamino-2,3-di-pyridinylimidazo [1,2- ⁇ b] pyridazine derivatives of general formula (I) as defined above may be prepared in two steps from an imidazo [1,2-b] pyridazine derivative of general formula (V) in which R 2 , A, L, B, R 7 and R 8 are as defined above.
- a regioselective aromatic bromination or iodination of imidazo [1,2-b] pyridazine derivatives of general formula (V) leads to 3-bromo- or iodo-imidazo [1,2-t] derivatives.
- pyridazine of general formula (VII) wherein R 2 , A, L, B, R 7 and R 8 are as defined above and X 3 represents a halogen such as bromine or iodine, more particularly the iodine.
- This reaction can be carried out by means of ⁇ -bromo or iodosuccinimide or iodine monochloride in a polar solvent such as acetonitrile, tetrahydrofuran, methanol or chloroform.
- a polar solvent such as acetonitrile, tetrahydrofuran, methanol or chloroform.
- the 6-cycloamino-2,3-di-pyridinylimidazo [1,2-bb] pyridazine derivatives of general formula (I) are then prepared by metallocatalytic coupling between these 3-bromo- or iodoimidazo derivatives [1, 2-t)] pyridazine of general formula (VII) and a pyridine derivative of general formula (NIa) as defined above under the conditions of Stille or Suzuki.
- the 6-cycloamino-2,3-di-pyridinylimidazo [1,2- ⁇ b] pyridazine derivatives of general formula (I) as defined above can be prepared in three steps from a 2-bromoimidazo [1,2-b] pyridazine derivative of general formula (VIII) in which A, L, B, R 7 and R 8 are as defined above.
- Couplings according to the Stille method are for example carried out by heating in the presence of a catalyst such as tetrakis (triphenylphosphine) palladium, copper iodide, in a solvent such as N, N-dimethylacetamide.
- a catalyst such as tetrakis (triphenylphosphine) palladium, copper iodide, in a solvent such as N, N-dimethylacetamide.
- the 3-pyridin-4-ylimidazo [1,2-b] pyridazine derivatives of general formula (V) as defined above can be prepared by condensation between a pyridazin-3-ylamine derivative of general formula (Xl) wherein A, L, B, R 7 and R 8 are as defined above and a 2-bromo, chloro- or iodoethan-1-one derivative of the general formula (XIa) wherein R 2 is as defined above and X represents a bromine, chlorine or iodine atom.
- the reaction can be carried out by heating the reactants in a polar solvent such as ethanol or butanol.
- a polar solvent such as ethanol or butanol.
- the pyridazin-3-ylamine derivatives of general formula (XI) are known (Journal of Medicinal Chemistry (2008), 51 (12), 3507-3525) or may be prepared by analogy with methods known to those skilled in the art .
- the 3-pyridin-4-ylimidazo [1,2-b] pyridazine derivatives of general formula (V) as defined above can also be prepared by a metallocatalytic coupling reaction between the 2-bromo-imidazo [1 derivatives, 2-b] pyridazine of general formula (VIII) as defined above and a pyridine derivative of general formula (Xa) as defined above according to the conditions of Stille or Suzuki.
- the 2-bromo-imidazo [1,2-bb] pyridazine derivatives of general formula (VIII) may be prepared from a 2-bromo-imidazo [1,2-b] pyridazine derivative of general formula
- XII in which R 7 and R 8 are as defined above and X 6 represents a leaving group such as a halogen, more particularly chlorine, by treatment with an amine of general formula (IIa) such that previously defined.
- This reaction can be carried out by heating the reactants in a polar solvent such as pentanol or dimethylsulfoxide.
- the 2-bromo-imidazo [1,2-b] pyridazine derivatives of general formula (XII) are obtained in two stages from a 5-halogenopyridazin-3-ylamine of general formula (XIV) or X 6 represents a leaving group such as a halogen, more particularly chlorine, and R 7 and R 8 are as defined above.
- the 5-halo-pyridazin-3-ylamine derivatives of the general formula (Xl) are alkylated at medium of 2-bromo or 2-chloro-alkyl acetate, for example ethyl 2-bromoacetate to give a hydrobromide or hydrochloride of 6-amino-3-halo-1- (alkyloxycarbonylmethyl) - pyridazin-1-ium of general formula (XIII) for which X 6 represents a leaving group such as halogen more particularly chlorine while R 7 and R 8 are as defined above.
- 6-amino-3-halo-1- (alkyloxycarbonylmethyl) -pyridazin-1-ium hydrobromides or hydrochlorides of the general formula (XIII) are cyclized by means of phosphorus oxybromide to give the 2-bromo-3- derivatives.
- a leaving group is understood to mean a group which can be easily cleaved from a molecule by breaking a heterolytic link, starting from an electronic pair. This group can, for example, be easily replaced by another group during a substitution reaction.
- Such leaving groups are, for example, halogens or an activated hydroxy group such as mesyl, tosyl, triflate, acetyl, etc. Examples of leaving groups as well as references for their preparations are given in Advances in Organic Chemistry, J. March, 3 rd Edition, Wiley Interscience, p. 310-316.
- this function may optionally be protected during synthesis by a protecting group, for example benzyl or t-butyloxycarbonyl.
- Example 1 6- (3,3-Dimethyl-piperazin-1-yl) -3- (2-methyl-pyridin-4-yl) -2- (pyridin-4-yl) -imidazol , 2-b1pyridazine
- Example 2 (Compound No. 14): 6- (3,3-Dimethyl-piperazin-1-yl) -8-methyl-2,3-di- (pyridin-4-yl) -imidazori, 2-folpyridazine
- Step 2.1 3-Amino-6-chloro-4-methyl-pyridazine and 3-amino-6-chloro-5-methyl-pyridazine
- Step 2.2 6-Amino-3-chloro-1-ethoxycarbonylmethyl-5-methyl-pyridazin-1-ium bromide and 6-amino-3-chloro-1-ethoxycarbonylmethyl-4-methyl-pyridazin-1-ium bromide
- the filtrate is then partially concentrated under reduced pressure and is then diluted with 150 ml of acetone and the suspension is again cooled to 0 ° C.
- the precipitate is separated by filtration and joined to the first jet. After drying, a total of 29.8 g of a mixture of 6-amino-3-chloro-1-ethoxycarbonylmethyl-4-methyl-pyridazin-1-ium bromide and 6-amino-3-chloro-1-ethoxycarbonylmethyl-5-methyl- pyridazin-1-ium (30/70).
- aqueous phase is then basified by addition of ammonia and after stirring for 1 hour, the product is solubilized with chloroform.
- the organic phase is separated, dried over sodium sulfate and concentrated under reduced pressure to give 22 g of brown solid.
- the solid is then purified by chromatography on a column of 450 g of silica gel, eluting with dichloromethane to give 5.0 g of 2-bromo-6-chloro-8-methyl-imidazo [1,2-c] pyridazine containing 2,6-dibromo-8-methyl-imidazo [1,2-bb] pyridazine as a white powder (41/59).
- 1 H NMR (CDCl 3 ) 7.80 (s, 1H); 6.85 and 7.00 (s and s, 1H); 2.55 (s, 3H).
- aqueous phase is washed with ethyl acetate and then basified with an aqueous ammonia solution and the product is extracted with dichloromethane.
- the organic phase is dried over sodium sulphate and the solvent is evaporated off under reduced pressure.
- the beige solid obtained is purified on a column of 80 g of silica gel, eluting with a mixture of dichloromethane, methanol and ammonia (95/65 / 0.5) to give 4.6 g of 2-bromine. 6- (3,3-dimethylpiperazin-1-yl) -8-methyl-imidazo [1,2-b] pyridazine as a white powder.
- Step 2.5 6- (3,3-Dimethylpiperazin-1-yl) -8-methyl-2- (pyridin-4-yl) imidazo [1,2-b] pyridazine
- the reaction medium is poured into a 1N aqueous hydrochloric acid solution.
- the aqueous phase is washed with ethyl acetate and then basified with an aqueous ammonia solution. and the product is extracted with dichloromethane.
- the organic phase is dried over sodium sulphate and the solvent is evaporated off under reduced pressure.
- the black oil obtained is purified by chromatography on a column of 120 g of silica gel, eluting with a mixture of dichloromethane, methanol and ammonia (95/65 / 0.5) to give 3.1 g of 6 g.
- the black oil obtained is purified by chromatography on a column of 40 g of silica gel, eluting with a mixture of dichloromethane, methanol and ammonia (95/65 / 0.5) to give 0.039 g of 6- ( 3,3-dimethyl-piperazin-1-yl) -8-methyl-2,3-di- (pyridin-4-yl) imidazo [1,2-b] pyridazine as a beige powder after recrystallization from acetonitrile, filtration and drying.
- Mp 21-213 ° C
- Step 3.2 6- (3,3-Dimethylpiperazin-1-yl) -2- (pyridin-4-yl) imidazo [1,2-b] pyridazine
- the orange oil obtained is chromatographed on a column of silica gel, eluting with a mixture of dichloromethane and a 1M solution of ammonia in methanol in (95/5) to give 1.63 g of 6- ( 3- (dimethylpiperazin-1-yl) -2- (pyridin-4-yl) imidazo [1,2-b] pyridazine as a yellow foam.
- Example 4 (Compound No. 3): 6- (3,3-Dimethylpiperazin-1-yl) -2- (pyridin-3-yl) -3- (pyridin-4-yl) imidazori, 2-folpyridazine
- Step 4.2 6- (3,3-Dimethylpiperazin-1-yl) -2- (pyridin-3-yl) imidazo [1,2-b] pyridazine
- Step 5.2 2-Bromo-6-chloro-imidazo [1,2-t]] pyridazine and 2,6-dibromo-imidazo [1,2-b] pyridazine
- Table 1 which follows illustrates the chemical structures and the physical properties of some compounds according to the invention.
- the column [ ⁇ ] D gives the result of analysis of the rotatory power of the compounds of the table at the wavelength of 589 nM; the solvent indicated in parentheses corresponds to the solvent used to measure the rotary power in degrees and the letter “c” indicates the concentration of the solvent in g / 100 ml. "NA” means that the measurement of the rotatory power is not applicable,
- the column "m / z" informs the observed molecular ion (M + H + ) by mass spectrometry analysis of the products, or by LC-MS (liquid chromatography coupled to Mass Spectroscopy) carried out on an Agilent LC type apparatus -MSD Trap in ESI positive mode, either by direct MS (Mass Spectroscopy) insertion on an Autospec M (EBE) device using the DCI-NH3 technique or using the electronic impact technique on a Waters GCT type device.
- LC-MS liquid chromatography coupled to Mass Spectroscopy
- DMSO dimethylsulfoxide
- Casein Kinase 1 epsilon (0.58 mg / ml) is obtained by fermentation and purification methods carried out according to methods well known to those skilled in the art or can also be obtained from Invitrogen Corporation TM (human CK1 epsilon ).
- the compounds are tested at five different concentrations so as to generate Cl 50 , that is to say the concentration at which a compound is capable of inhibiting the enzymatic activity by 50%, or the inhibition in% at a concentration. 10 micromolar.
- “Falcon” U-shaped “Falcon” plates are prepared by placing 5 ⁇ L of solutions of the compounds according to the invention at concentrations of 10, 1, 0.1, 0.01 or 0.001 ⁇ M in various wells.
- the solutions of the compounds according to the invention at these different concentrations are prepared by dilution in a test buffer (50 mM Tris pH 7.5, 10 M MgCl 2, 2 mM DTT and 1 mM EGTA) of a stock solution in the solution.
- DMSO at the concentration of 10 mM.
- the Falcon ® "U” bottom test plate mentioned above is vortexed and incubated at room temperature for 2 hours. After 2 hours, the reaction is stopped by adding an ice-cold solution of 65 ⁇ l of cold ATP (2 mM) prepared in test buffer. 100 ⁇ l of the reaction mixture of the Falcon ® U-bottom plate are then transferred into Millipore ® MAPH filtration plates, previously impregnated with 25 ⁇ l of 100% ice-cold TCA.
- MAPH Millipore filter plates are shaken gently and allowed to stand at room temperature for at least 30 minutes to precipitate the proteins.
- the filter plates are sequentially washed and filtered with
- the inhibition in% of the ability of the enzyme to phosphorylate the substrate is determined.
- Table 2 shows the Cl 5 o inhibition of the phosphorylation of Casein Kinase 1 Epsilon for some compounds according to the invention.
- the most active compounds of the invention have Cl 5 0 (a 50% inhibiting concentration of the enzymatic activity of Casein Kinase 1 Epsilon) of between 1 nM and 2 ⁇ M.
- the casein kinases 1 used are obtained from Invitrogen Corporation (human CK1 epsilon PV3500 and human CK1 delta PV3665).
- a substrate peptide, labeled at both ends by a donor fluorophore group (coumarin) and an acceptor fluorophore group (fluorescein) constituting a FRET system is phosphorylated in the presence of ATP by casein kinase 1 epsilon or delta in the presence of concentrations increasing amounts of compounds of the invention.
- the mixture is treated with a specific site protease that specifically cleaves the substrate peptide to form two fluorescent moieties with a large fluorescence emission ratio.
- the observed fluorescence is thus related to the ability of the products of the invention to inhibit the phosphorylation of the substrate peptide by casein kinase 1 epsilon or casein kinase 1 delta.
- the compounds of the invention are dissolved at different concentrations from a 10 mM stock solution in DMSO diluted in a buffer containing 50 mM HEPS, pH 7.5, 1 mMEGTA, 0.01% Brij- 35, 10 mM MgCl for casein kinase 1 epsilon and supplemented with Trizma Base (50 mM), pH 8.0 and NaN3 (0.01% final) for casein kinase 1 delta.
- the phosphorylation of the SER / THR 11 substrate peptide obtained from Invitrogen Corporation TM is carried out at the final concentration of 2 ⁇ M.
- the concentration of ATP is 4 times the K M , which is 2 ⁇ M for casein kinase 1 epsilon and 4 ⁇ M for casein kinase 1 delta.
- the measurement of the fluorescence emitted is carried out at wavelengths of 445 and 520 nm (excitation at 400 nm).
- Table 3 shows the Cl 5 o inhibition of the phosphorylation of Casein Kinase 1 Delta for some compounds according to the invention.
- the most active compounds of the invention have Cl 5 0 (50% concentration inhibiting the enzymatic activity of Casein Kinase 1 Delta) of between 1 nM and 2 ⁇ M.
- Mper1-luc Rat-1 (P2C4) fibroblast cultures were performed by dividing the cultures every 3-4 days (approximately 10-20% confluency) on 150-cm 2 degassed polystyrene tissue culture flasks ( Falcon® # 35-5001) and maintained in growth medium [EMEM (Cellgro # 10-010-CV); 10% fetal bovine serum (FBS, Gibco # 16000-044); and 50 IU / mL penicillin-streptomycin (Cellgro # 30-001-Cl) at 37 ° C and 5% CO 2 .
- EMEM Cellgro # 10-010-CV
- FBS fetal bovine serum
- penicillin-streptomycin Cellgro # 30-001-Cl
- Cells from rat-1 fibroblast cultures at 30-50% confluency as described above were co-transfected with vectors containing the selection marker for zeocin resistance for stable transfection and a reporter gene of luciferase directed by the mPer-1 promoter. After 24 to 48 hours, the cultures were divided on 96-well plates and maintained in medium growth plus 50-100 ⁇ g / mL zeocin (I nvitrogen ® # 45-0430) for 10-14 days.
- Stable transfectants resistant to Zeocin were evaluated for expression of the reporter by adding to the growth medium of the 100 microM luciferin (Promega # E1603 ® ®) and assaying luciferase activity on a TopCount scintillation counter ® (Packard Model # C384V00). Rat-1 cell clones expressing both zeocin resistance and mPeri-directed luciferase activity were synchronized by serum shock with 50% horse serum [HS (Gibco ® # 16050-122) ] and circadian reporter activity was evaluated. Clone P2C4 of Mper1-luc Rat-1 fibroblasts was selected for the test of the compound.
- Fibroblast Mper1-luc Rat-1 (P2C4) at 40-50% confluence obtained according to the protocol described above were plated on culture plates with opaque 96-well tissue (Perkin Elmer ® # 6005680). The cultures are maintained in growth medium supplemented with 100 ⁇ g / ml Zeocin (Invitrogen # 45-0430) until they have reached 100% confluency (48-72 h). The cultures were then synchronized with 100 ⁇ l of synchronization medium [EMEM (Cellgro # 10-010-CV); 100 LU. / m L penicillin-streptomycin (Cellgro # 30-001 -C1); 50% HS (Gibco # 16050-122)] for 2 hours at 37 ° C and 5% CO 2 .
- EMEM Cellgro # 10-010-CV
- 100 LU. / m L penicillin-streptomycin (Cellgro # 30-001 -C1); 50% HS (Gibco # 16050-122)] for 2 hours at 37
- the cultures were rinsed with 100 ⁇ l of EMEM (Cellgro # 10-010-CV) for 10 minutes at room temperature. After rinsing, the medium was replaced with 300 ⁇ L of medium independent of CO 2 [CO 2 I (Gibco # 18045-088); 2 mM L-glutamine (Cellgro # 25-005-C1); 100 IU / mL penicillin-streptomycin (Cellgro # 30-001 -C1); luciferin 100 ⁇ M (Promega #E 1603)].
- Compounds of the invention tested for circadian effects were added to CO 2 independent medium in 0.3% DMSO (final concentration).
- the cultures were sealed immediately with TopSeal-A ® film (Packard # 6005185) and transferred for luciferase activity measurement.
- test plates were maintained at 37 ° C in a tissue culture oven (Forma Scientific Model # 3914).
- In Vivo luciferase activity was estimated by measuring the relative light emission on a TopCount scintillation counter (Packard Model # C384V00).
- Period analysis was performed either by determining the interval between the relative light emission minima over several days or by Fourier transform. Both methods produced a substantially identical period estimate over a range of circadian periods.
- the power is reported in CE Delta (t + 1 h), which is presented as the effective micromolar concentration that induced an extension of the 1 hour period.
- the data were analyzed by fitting a hyperbolic curve to the data expressed in period change (ordinate) as a function of the test compound concentration (abscissa) in the XLfit TM software and the Delta CE (t + 1 h) a interpolated from this curve.
- Table 4 shows the Delta EC (t + 1 h) for some compounds according to the invention.
- the most active compounds of the invention have EC Delta (t + 1 h) (effective micromolar concentration which induced an extension of the period of 1 hour) of between 1 nM and 2 ⁇ M.
- the object compounds of the invention modulate circadian rhythmicity, and may be useful for the treatment of circadian rhythm disorders.
- the compounds according to the invention may especially be used for the preparation of a medicament for preventing or treating sleep disorders; circadian rhythm disorders, such as those due to jet lag, shift work.
- sleep disorders include dyssomnia (eg primary insomnia), parasomnia, hypersomnia (eg excessive sleepiness), narcolepsy, sleep disorders related to sleep apnea, sleep disorders related to circadian rhythm and dyssomnias not specified otherwise, sleep disorders associated with medical / psychiatric disorders.
- dyssomnia eg primary insomnia
- parasomnia eg excessive sleepiness
- hypersomnia eg excessive sleepiness
- narcolepsy e.g., sleep disorders related to sleep apnea
- sleep disorders related to circadian rhythm and dyssomnias not specified otherwise sleep disorders associated with medical / psychiatric disorders.
- the subject compounds of the invention also cause circadian phase shift and such a property may be useful in the context of monotherapy or a potential combination therapy clinically effective for mood disorders.
- Mood disorders include depressive disorders (unipolar depression), bipolar disorders, mood disorders due to a general medical condition and mood disorders induced by pharmacological substances.
- Bipolar disorders include bipolar I disorder and bipolar II disorder, including seasonal affective disorder.
- the compounds of the invention modulating circadian rhythmicity may be useful in the treatment of anxiety and depressive disorders due in particular to an alteration on the secretion of CRF.
- Depressive disorders include major depressive disorders, dysthymic disorders, depressive disorders not otherwise specified.
- the subject compounds of the invention modulating circadian rhythmicity may be useful for the preparation of a medicament for treating diseases related to dependence on abusive substances such as cocaine, morphine, nicotine, ethanol, cannabis.
- the compounds according to the invention can be used for the preparation of medicaments, especially for the preparation of a medicament for preventing or treating diseases related to hyperphosphorylation of tau protein, especially Alzheimer's disease.
- These drugs also find use in therapy, especially in the treatment or prevention of diseases caused or exacerbated by the proliferation of cells and in particular tumor cells.
- these compounds are useful in the prevention and treatment of liquid tumors such as leukemias, both primary and metastatic solid tumors, carcinomas and cancers, in particular: breast cancer; lung cancer ; small bowel cancer, colon and rectal cancer; cancer of the respiratory tract, oropharynx and hypopharynx; esophageal cancer; liver cancer, stomach cancer, bile duct cancer, gall bladder cancer, pancreatic cancer; urinary tract cancers including kidney, urothelium and bladder; cancers of the female genital tract including cancer of the uterus, cervix, ovaries, chlorocarcinoma and trophoblastoma; cancers of the male genital tract including prostate cancer, seminal vesicles, testes, germ cell tumors; cancers of the endocrine glands including thyroid, pituitary, adrenal gland cancer; skin cancers including hemangiomas, melanomas, sarcomas, including Kaposi's sarcoma;
- the compounds according to the invention can also be used for the preparation of medicaments, in particular for the preparation of a medicament intended to prevent or treat inflammatory diseases, such as in particular inflammatory diseases of the central nervous system such as multiple sclerosis, encephalitis, myelitis and encephalomyelitis and other inflammatory diseases such as vascular diseases, atherosclerosis, inflammation of the joints, osteoarthritis, rheumatoid arthritis.
- inflammatory diseases such as in particular inflammatory diseases of the central nervous system such as multiple sclerosis, encephalitis, myelitis and encephalomyelitis and other inflammatory diseases such as vascular diseases, atherosclerosis, inflammation of the joints, osteoarthritis, rheumatoid arthritis.
- the compounds according to the invention can therefore be used for the preparation of medicaments, in particular drugs which inhibit casein kinase 1 epsilon and / or casein kinase 1 delta.
- the invention relates to medicaments which comprise a compound of formula (I), or an addition salt thereof to a pharmaceutically acceptable acid or a hydrate or a compound of formula
- the present invention relates to pharmaceutical compositions comprising, as active principle, a compound according to the invention.
- These pharmaceutical compositions contain an effective dose of at least one compound according to the invention or a pharmaceutically acceptable salt, a hydrate or solvate of said compound, as well as at least one pharmaceutically acceptable excipient.
- Said excipients are chosen according to the pharmaceutical form and the desired mode of administration, from the usual excipients which are known to those skilled in the art.
- compositions of the present invention for oral, sublingual, subcutaneous, intramuscular, intravenous, topical, local, intratracheal, intranasal, transdermal or rectal administration the active ingredient of formula (I) above, or its salt, solvate or hydrate, may be administered in unit dosage form, in admixture with conventional pharmaceutical excipients, to animals and humans for the prophylaxis or treatment of the above disorders or diseases.
- Suitable unit dosage forms include oral forms such as tablets, soft or hard capsules, powders, granules and oral solutions or suspensions, sublingual, oral, intratracheal, intraocular, intranasal, by inhalation, topical, transdermal, subcutaneous, intramuscular or intravenous administration forms, rectal administration forms and implants.
- oral forms such as tablets, soft or hard capsules, powders, granules and oral solutions or suspensions, sublingual, oral, intratracheal, intraocular, intranasal, by inhalation, topical, transdermal, subcutaneous, intramuscular or intravenous administration forms, rectal administration forms and implants.
- the compounds according to the invention can be used in creams, gels, ointments or lotions.
- a unitary form of administration of a compound according to the invention in tablet form may comprise the following components:
- the dose of active ingredient administered per day can reach 0.1 to 20 mg / kg, in one or more doses. There may be special cases where higher or lower dosages are appropriate; such dosages are not outside the scope of the invention. According to the usual practice, the dosage appropriate to each patient is determined by the physician according to the mode of administration, the weight and the response of said patient.
- the present invention also relates to a method of treatment of the pathologies indicated above which comprises the administration to a patient of an effective dose of a compound according to the invention, or one of its pharmaceutically acceptable salts or hydrates or solvates.
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Abstract
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Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
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EP09805730A EP2385946A1 (fr) | 2008-12-19 | 2009-12-17 | Derives de 6-cycloamino-2,3-di-pyridinyl-imidazo[1,-2-b]-pyridazine, leur preparation et leur application en therapeutique |
CN2009801571394A CN102325773A (zh) | 2008-12-19 | 2009-12-17 | 6-环氨基-2,3-二吡啶基咪唑并[1,2-b]-哒嗪衍生物及其制备和治疗应用 |
AU2009329427A AU2009329427A1 (en) | 2008-12-19 | 2009-12-17 | Derivatives of 6-cycloamino-2,3-di-pyridinyl-imidazo[1,2-b]-pyridazine, preparation and therapeutic application thereof |
CA2747365A CA2747365A1 (fr) | 2008-12-19 | 2009-12-17 | Derives de 6-cycloamino-2,3-di-pyridinyl-imidazo[1,2-b]-pyridazine, leur preparation et leur application en therapeutique |
SG2011043833A SG172181A1 (en) | 2008-12-19 | 2009-12-17 | Derivatives of 6-cycloamino-2,3-di-pyridinyl-imidazo[1,2-b]-pyridazine, preparation and therapeutic application thereof |
MX2011006627A MX2011006627A (es) | 2008-12-19 | 2009-12-17 | Derivados de 6-cicloamino-2,3-di-piridinil-imidazo[1,2-b]-piridazi na, su preparacion y su uso en terapeutica. |
JP2011541567A JP2012512853A (ja) | 2008-12-19 | 2009-12-17 | 6−シクロアミノ−2,3−ジ−ピリジニル−イミダゾ[1,2−b]−ピリダジン誘導体、この調製および治療用途 |
BRPI0923182A BRPI0923182A2 (pt) | 2008-12-19 | 2009-12-17 | derivados de 6-cicloamino-2,3-di-piridinil-imidazo[1,2-b]piridazina, o respectivo preparo e a respectivo preparo e a respectiva aplicação terapêutica |
IL213580A IL213580A0 (en) | 2008-12-19 | 2011-06-15 | Derivatives of 6-cycloamino-2,3-di-pyridinyl-imidazo[1,2-b]-pyridazine, preparation and therapeutic application thereof |
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FR0807257A FR2940284B1 (fr) | 2008-12-19 | 2008-12-19 | Derives de 6-cycloamino-2,3-di-pyridinyl-imidazo°1,2-b!- pyridazine,leur preparation et leur application en therapeutique |
FR0807257 | 2008-12-19 | ||
US13965208P | 2008-12-22 | 2008-12-22 | |
US61/139,652 | 2008-12-22 |
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WO2010070238A1 true WO2010070238A1 (fr) | 2010-06-24 |
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PCT/FR2009/052594 WO2010070238A1 (fr) | 2008-12-19 | 2009-12-17 | DÉRIVÉS DE 6-CYCLOAMINO-2,3-DI-PYRIDINYL-IMIDAZO[1,2-b]-PYRIDAZINE, LEUR PRÉPARATION ET LEUR APPLICATION EN THÉRAPEUTIQUE |
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EP (1) | EP2385946A1 (fr) |
JP (1) | JP2012512853A (fr) |
KR (1) | KR20110095964A (fr) |
CN (1) | CN102325773A (fr) |
AR (1) | AR074685A1 (fr) |
AU (1) | AU2009329427A1 (fr) |
BR (1) | BRPI0923182A2 (fr) |
CA (1) | CA2747365A1 (fr) |
FR (1) | FR2940284B1 (fr) |
SG (1) | SG172181A1 (fr) |
TW (1) | TW201028420A (fr) |
WO (1) | WO2010070238A1 (fr) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014100540A1 (fr) * | 2012-12-21 | 2014-06-26 | Bristol-Myers Squibb Company | Utilisation d'imidazopyrazines à substitution pyrazole comme inhibiteurs de caséine kinase 1 d/e |
WO2015195880A1 (fr) * | 2014-06-19 | 2015-12-23 | Bristol-Myers Squibb Company | Dérivés d'imidazo-pyridazine en tant qu'inhibiteurs de la caséine kinase 1 delta/epsilon |
US9556179B2 (en) | 2012-12-21 | 2017-01-31 | Bristol-Myers Squibb Company | Substituted imidazoles as casein kinase 1 D/E inhibitors |
EP3091982A4 (fr) * | 2014-01-09 | 2017-10-18 | Intra-Cellular Therapies, Inc. | Composés organiques |
WO2023147015A1 (fr) * | 2022-01-27 | 2023-08-03 | The Broad Institute, Inc. | Inhibiteurs hétérocycliques substitués de csnk1 |
US11939328B2 (en) | 2021-10-14 | 2024-03-26 | Incyte Corporation | Quinoline compounds as inhibitors of KRAS |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1989001333A1 (fr) * | 1987-08-07 | 1989-02-23 | The Australian National University | IMIDAZO[1,2-b]PYRIDAZINES |
US20050131012A1 (en) | 2003-12-11 | 2005-06-16 | Aventis Pharmaceuticals Inc. | Substituted 1H-pyrrolo[3,2-b, 3,2-c, and 2,3-c]pyridine-2-carboxamides and related analogs as inhibitors of casein kinase lepsilon |
WO2005107760A1 (fr) * | 2004-04-30 | 2005-11-17 | Irm Llc | Composes et compositions en tant qu'inducteurs de la differenciation de keratinocytes |
WO2007009773A1 (fr) * | 2005-07-21 | 2007-01-25 | Novartis Ag | Derives de pyrazolo[1,5a]pyrimidin-7-yl-amine utilises en tant qu'inhibiteurs des proteines kinases |
WO2007025540A2 (fr) * | 2005-09-02 | 2007-03-08 | Bayer Schering Pharma Aktiengesellschaft | Imidazo[1,2b]pyridazines substituees constituant des inhibiteurs de kinases, leur production et leur utilisation comme medicaments |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MY136840A (en) * | 2002-09-19 | 2008-11-28 | Schering Corp | Pyrazolopyridines as cyclin dependent kinase inhibitors |
KR101075812B1 (ko) * | 2002-12-18 | 2011-10-25 | 버텍스 파마슈티칼스 인코포레이티드 | 단백질 키나제 억제제로서의 트리아졸로피리다진 |
US20080167314A1 (en) * | 2004-12-28 | 2008-07-10 | Osamu Uchikawa | Condensed Imidazole Compound And Use Thereof |
FR2918061B1 (fr) * | 2007-06-28 | 2010-10-22 | Sanofi Aventis | Derives de 6-cycloamino-3-(pyridin-4-yl)imidazo°1,2-b!- pyridazine,leur preparation et leur application en therapeutique. |
FR2918986B1 (fr) * | 2007-07-19 | 2009-09-04 | Sanofi Aventis Sa | Derives de 6-cycloamino-3-(pyridazin-4-yl)imidazo[1,2-b]- pyridazine, leur preparation et leur application en therapeutique |
-
2008
- 2008-12-19 FR FR0807257A patent/FR2940284B1/fr not_active Expired - Fee Related
-
2009
- 2009-12-16 AR ARP090104907A patent/AR074685A1/es unknown
- 2009-12-17 CA CA2747365A patent/CA2747365A1/fr not_active Abandoned
- 2009-12-17 TW TW098143412A patent/TW201028420A/zh unknown
- 2009-12-17 CN CN2009801571394A patent/CN102325773A/zh active Pending
- 2009-12-17 KR KR1020117016682A patent/KR20110095964A/ko not_active Application Discontinuation
- 2009-12-17 AU AU2009329427A patent/AU2009329427A1/en not_active Abandoned
- 2009-12-17 BR BRPI0923182A patent/BRPI0923182A2/pt not_active IP Right Cessation
- 2009-12-17 SG SG2011043833A patent/SG172181A1/en unknown
- 2009-12-17 JP JP2011541567A patent/JP2012512853A/ja not_active Withdrawn
- 2009-12-17 WO PCT/FR2009/052594 patent/WO2010070238A1/fr active Application Filing
- 2009-12-17 EP EP09805730A patent/EP2385946A1/fr not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1989001333A1 (fr) * | 1987-08-07 | 1989-02-23 | The Australian National University | IMIDAZO[1,2-b]PYRIDAZINES |
US20050131012A1 (en) | 2003-12-11 | 2005-06-16 | Aventis Pharmaceuticals Inc. | Substituted 1H-pyrrolo[3,2-b, 3,2-c, and 2,3-c]pyridine-2-carboxamides and related analogs as inhibitors of casein kinase lepsilon |
WO2005107760A1 (fr) * | 2004-04-30 | 2005-11-17 | Irm Llc | Composes et compositions en tant qu'inducteurs de la differenciation de keratinocytes |
WO2007009773A1 (fr) * | 2005-07-21 | 2007-01-25 | Novartis Ag | Derives de pyrazolo[1,5a]pyrimidin-7-yl-amine utilises en tant qu'inhibiteurs des proteines kinases |
WO2007025540A2 (fr) * | 2005-09-02 | 2007-03-08 | Bayer Schering Pharma Aktiengesellschaft | Imidazo[1,2b]pyridazines substituees constituant des inhibiteurs de kinases, leur production et leur utilisation comme medicaments |
Non-Patent Citations (3)
Title |
---|
"Advances in Organic Chemistry", WILEY INTERSCIENCE, pages: 310 - 316 |
JOURNAL OF HETEROCYCLIC CHEMISTRY, vol. 39, no. 4, 2002, pages 737 - 742 |
JOURNAL OF MEDICINAL CHEMISTRY, vol. 51, no. 12, 2008, pages 3507 - 3525 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014100540A1 (fr) * | 2012-12-21 | 2014-06-26 | Bristol-Myers Squibb Company | Utilisation d'imidazopyrazines à substitution pyrazole comme inhibiteurs de caséine kinase 1 d/e |
US9475817B2 (en) | 2012-12-21 | 2016-10-25 | Bristol-Myers Squibb Company | Pyrazole substituted imidazopyrazines as casein kinase 1 d/e inhibitors |
US9556179B2 (en) | 2012-12-21 | 2017-01-31 | Bristol-Myers Squibb Company | Substituted imidazoles as casein kinase 1 D/E inhibitors |
EP3091982A4 (fr) * | 2014-01-09 | 2017-10-18 | Intra-Cellular Therapies, Inc. | Composés organiques |
US9944648B2 (en) | 2014-01-09 | 2018-04-17 | Intra-Cellular Therapies, Inc. | Organic compounds |
WO2015195880A1 (fr) * | 2014-06-19 | 2015-12-23 | Bristol-Myers Squibb Company | Dérivés d'imidazo-pyridazine en tant qu'inhibiteurs de la caséine kinase 1 delta/epsilon |
US9956220B2 (en) | 2014-06-19 | 2018-05-01 | Bristol-Myers Squibb Company | Imidazo-pyridazine derivatives as casein kinase 1 δ/ϵ inhibitors |
US11939328B2 (en) | 2021-10-14 | 2024-03-26 | Incyte Corporation | Quinoline compounds as inhibitors of KRAS |
WO2023147015A1 (fr) * | 2022-01-27 | 2023-08-03 | The Broad Institute, Inc. | Inhibiteurs hétérocycliques substitués de csnk1 |
Also Published As
Publication number | Publication date |
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FR2940284A1 (fr) | 2010-06-25 |
EP2385946A1 (fr) | 2011-11-16 |
JP2012512853A (ja) | 2012-06-07 |
FR2940284B1 (fr) | 2011-02-18 |
CA2747365A1 (fr) | 2010-06-24 |
BRPI0923182A2 (pt) | 2019-09-24 |
AU2009329427A1 (en) | 2011-07-07 |
TW201028420A (en) | 2010-08-01 |
KR20110095964A (ko) | 2011-08-25 |
SG172181A1 (en) | 2011-07-28 |
AR074685A1 (es) | 2011-02-02 |
CN102325773A (zh) | 2012-01-18 |
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