EP1572646A1 - Composés de n-(indolethyl-)cycloamine - Google Patents

Composés de n-(indolethyl-)cycloamine

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Publication number
EP1572646A1
EP1572646A1 EP03795848A EP03795848A EP1572646A1 EP 1572646 A1 EP1572646 A1 EP 1572646A1 EP 03795848 A EP03795848 A EP 03795848A EP 03795848 A EP03795848 A EP 03795848A EP 1572646 A1 EP1572646 A1 EP 1572646A1
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Prior art keywords
formula
compounds
solvates
stereoisomers
mixtures
Prior art date
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Application number
EP03795848A
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German (de)
English (en)
Inventor
Timo Heinrich
Henning Böttcher
Kai Schiemann
Günter Hölzemann
Christoph Van Amsterdam
Gerd Bartoszyk
Joachim Leibrock
Christoph Seyfried
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Merck Patent GmbH
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Merck Patent GmbH
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Publication of EP1572646A1 publication Critical patent/EP1572646A1/fr
Withdrawn legal-status Critical Current

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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
    • C07D401/02—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
    • C07D401/06—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 carbon chain containing only aliphatic carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/12—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
    • 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
    • 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
    • A61P25/04—Centrally acting analgesics, e.g. opioids
    • 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
    • A61P25/14—Drugs for disorders of the nervous system for treating abnormal movements, e.g. chorea, dyskinesia
    • 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
    • A61P25/14—Drugs for disorders of the nervous system for treating abnormal movements, e.g. chorea, dyskinesia
    • A61P25/16—Anti-Parkinson drugs
    • 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
    • A61P25/18—Antipsychotics, i.e. neuroleptics; Drugs for mania or schizophrenia
    • 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
    • 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
    • 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
    • A61P25/24—Antidepressants
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/04—Indoles; Hydrogenated indoles
    • C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
    • C07D209/14—Radicals substituted by nitrogen atoms, not forming part of a nitro radical
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/04—Indoles; Hydrogenated indoles
    • C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
    • C07D209/18—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/04—Indoles; Hydrogenated indoles
    • C07D209/30—Indoles; Hydrogenated indoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to carbon atoms of the hetero ring
    • C07D209/42—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/14—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
    • C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
    • C07D417/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links

Definitions

  • the invention relates to compounds of the formula
  • R 1 ', R 1 each independently of one another H, CN, Hai, A, OA, OH,
  • the compounds of the formula I and their pharmaceutically usable derivatives, solvates and stereoisomers have valuable pharmacological properties with good tolerability, since they have effects on the central nervous system.
  • the compounds are particularly potent serotonin reuptake inhibitors (SSRIs).
  • SSRIs serotonin reuptake inhibitors
  • they are effectors of the serotonergic receptors 5-HT-IA and 5-HT 2 A, whereby they show 5-HTIA agonistic effects.
  • 5-HT-IA Cossery JM, Gozian H., Spampinato U., Perdicakis C, crizt G., Pichat L., Hamon M., 1987.
  • 5-HT 2 A Klockow M., Greiner HE, Haase A., Schmitges C.-J., Seyfried C. 1986. Studies on the receptor profile of bisoprolol. Drug Research 36, 197-200.
  • the compounds of formula I and their physiologically acceptable salts can be used for the prophylaxis or treatment of diseases of the central nervous system in which binding to serotonergic receptors, in particular 5-HTIA and / or 5-HT 2 A and / or inhibition of reuptake of serotonin leads to an improvement in the clinical picture.
  • the compounds of the formula I are suitable for the prophylaxis and treatment of various diseases of the central nervous system, such as depression, dyskinesia, Parkinson's disease, dementia, stroke or cerebral ischemia, schizophrenia, Alzheimer's disease, Lewy bodies dementia, Huntington's disease, Tourette syndrome , Anxiety, learning and memory restrictions, sleep disorders, pain and neurodegenerative diseases.
  • the compounds according to the invention can also be used in combination with other pharmacologically active compounds.
  • the compounds according to the invention are administered with the other substances mentioned either simultaneously or before or after.
  • the invention also relates to the stereoisomers (enantiomers and their racemates and diastereomers), hydrates and solvates of these compounds.
  • Solvates of the compounds are understood to mean the addition of inert solvent molecules to the compounds, which are formed on account of their mutual attraction. Solvates are e.g. Mono- or dihydrates or alcoholates.
  • compositions are e.g. the salts of the compounds according to the invention but also so-called prodrug compounds.
  • Prodrug derivatives are understood with z. B. alkyl or acyl groups, sugars or oligopeptides modified compounds of formula I, which are quickly cleaved in the organism to the active compounds of the invention.
  • This also includes biodegradable polymer derivatives of the compounds according to the invention, as described, for. B. Int J. Pharm. 115, 61-67 (1995).
  • the invention also relates to mixtures of the compounds of the formula I according to the invention, e.g. Mixtures of two diastereomers e.g. in a ratio of 1: 1, 1: 2, 1: 3, 1: 4, 1: 5, 1: 10, 1: 100 or 1: 1000. These are particularly preferably mixtures of stereoisomeric compounds.
  • the invention relates to the compounds of the formula I and their physiologically acceptable acid addition salts.
  • the invention also relates to the solvates, e.g. Hydrates or alcoholates, of these compounds.
  • the invention also relates to a process for the preparation of compounds of the formula I and their pharmaceutically usable derivatives, salts and solvates, characterized in that the following reaction steps are carried out:
  • R 1 and R 1 "have a meaning given in claim 1, with an acetic acid halide which is in the 2-position with a leaving group R suitable for nucleophilic substitution (such as Cl, Br, I, mesylate, tosylate, phenylsulfonate or trifluoroacetate) is substituted, converted into a compound of formula V. which then after reduction to a compound of formula IV
  • a base of formula I obtained can be converted into one of its salts by treatment with an acid.
  • the invention also relates to the ethylindole compound of the formula III as intermediate compounds for the preparation of the compounds of the formula I.
  • the invention also relates to the compounds of the formula I as claimed in claim 1 and their pharmaceutically acceptable derivatives, salts or solvates as medicaments.
  • the invention also relates to the compounds of the formula I according to claim 1 and their pharmaceutically acceptable derivatives, salts or solvates as serotonin reuptake inhibitors and effectors of the serotonergic receptors 5-HTIA and 5-HT 2 A-
  • the invention also relates to the compounds of the formula I according to claim 1 and their pharmaceutically acceptable derivatives, salts or solvates as serotonin reuptake inhibitors and effectors of the serotonergic receptors 5-HT-IA and 5-HT 2 A for the prophylaxis or treatment of various diseases of the central nervous system, such as depression, dyskinesia, Parkinson's disease, dementia, stroke, schizophrenia, Alzheimer's disease, Lewy bodies dementia, Huntington's disease, Tourette syndrome, anxiety, learning and memory restrictions, sleep disorders, pain and neurodegenerative diseases.
  • various diseases of the central nervous system such as depression, dyskinesia, Parkinson's disease, dementia, stroke, schizophrenia, Alzheimer's disease, Lewy bodies dementia, Huntington's disease, Tourette syndrome, anxiety, learning and memory restrictions, sleep disorders, pain and neurodegenerative diseases.
  • the invention further relates to the use of compounds of the formula I for the production of medicaments, in particular medicaments which are used for the treatment of diseases which are based on a dysfunction of serotonin reuptake and / or serotonergic receptors, such as the 5-HT receptors -
  • the invention also relates to the use of compounds of the formula I according to claim 1 and / or their physiologically acceptable salts or solvates for the manufacture of a medicament, in particular for the manufacture of a medicament for the prophylaxis or treatment of diseases in which the inhibition of serotonin reuptake and / or the binding of one or more active ingredients contained in said medicament to serotonergic receptors, such as the 5-HT-IA and / or 5-HT 2A receptor, leads to an improvement in the clinical picture.
  • serotonin reuptake and / or the binding of one or more active ingredients contained in said medicament to serotonergic receptors such as the 5-HT-IA and / or 5-HT 2A receptor
  • the invention furthermore relates to the use of compounds of the formula I according to claim 1 and / or of their physiologically acceptable salts and solvates for the manufacture of a medicament for the prophylaxis or treatment of various diseases of the central nervous system, such as depression, dyskinesia, Parkinson's disease, dementia, Stroke, schizophrenia, Alzheimer's disease, Lewy bodies dementia, Huntington's disease, Tourette syndrome, anxiety, learning and memory restrictions, pain, sleep disorders and neurodegenerative diseases.
  • various diseases of the central nervous system such as depression, dyskinesia, Parkinson's disease, dementia, Stroke, schizophrenia, Alzheimer's disease, Lewy bodies dementia, Huntington's disease, Tourette syndrome, anxiety, learning and memory restrictions, pain, sleep disorders and neurodegenerative diseases.
  • the invention relates to pharmaceutical preparations containing the compounds of the formula I and their pharmaceutically acceptable derivatives, salts or solvates, and a process for the preparation of the pharmaceutical preparations.
  • the compounds of formula I can have one or more chiral centers and therefore exist in various stereoisomeric forms.
  • Formula I encompasses all of these forms.
  • A means alkyl, is unbranched (linear) or branched, and has 1, 2, 3, 4, 5, 6, 7, 8, 9 or 10 carbon atoms.
  • A is preferably methyl, furthermore ethyl, propyl, isopropyl, butyl, isobutyl, sec-butyl or tert-butyl, and also also pentyl, 1-, 2- or 3-methylbutyl, 1, 1-, 1, 2- or 2,2-dimethylpropyl, 1-ethylpropyl, hexyl, 1-, 2-, 3- or 4-methylpentyl, 1, 1-, 1,2-, 1, 3-, 2,2-, 2,3- or 3,3-dimethylbutyl, 1- or 2-ethylbutyl, 1-ethyl-1-methylpropyl, 1-ethyl-2-methylpropyl, 1,1, 2- or 1,2,2-trimethylpropyl, more preferably e.g.
  • Trifluoromethyl A very particularly preferably denotes alkyl having 1-6 C atoms, preferably methyl, ethyl, propyl, isopropyl, butyl, isobutyl, sec-butyl, tert-butyl, pentyl, hexyl, trifluoromethyl, pentafluoroethyl or 1, 1, 1 trifluoroethyl.
  • A furthermore denotes cycloalkyl, preferably cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl, cyclooctyl or 2,6,6-trimethyl-bicyclo [3.1.1] heptyl, but likewise likewise mono- or bicyclic terpenes, preferably p-menthan, menthol , Pinan, bornan or camphor, including any known stereoisomeric form, or adamantyl. For campers, this means both L-campers and D-campers.
  • Ar means an unsaturated, partially or completely saturated, unsubstituted or one or more times by shark, A, OR 3 , N (R 3 ) 2 , NO2, CN, COOR 3 , CON (R 3 ) 2 , NR 3 COA , NR 3 CON (R 3 ) 2 , NR 3 SO 2 A, COR 3 , SO2N (R 3 ) 2, SO 2 A substituted mono- or polynuclear homo- or heterocyclic system with the heteroatoms O, N, S.
  • Particularly preferred homocyclic systems are unsubstituted or substituted phenyl, naphthyl or biphenyl, in particular preferably phenyl, o-, m- or p-tolyl, o-, m- or p-ethylphenyl, o-, m- or p-propylphenyl, o -, m- or p-isopropylphenyl, o-, m- or p-tert-butylphenyl, o-, m- or p-trifluoromethylphenyl, o-, m- or p-aminophenyl, o-, m- or p-hydroxyphenyl , o-, m- or p-nitrophenyl, o-, m- or p- (trifluoromethoxy) phenyl, o-, m- or p-cyanophenyl, o-, m
  • heterocyclic systems are unsubstituted or substituted indole, benzofuran, benzodioxolane, benzodioxin or benzothiadiazole.
  • Hal means fluorine, chlorine, bromine or iodine, particularly preferably fluorine, chlorine or bromine.
  • R 1 ' , R 1 " each independently of one another denotes H, CN, shark, A, OA, OH, COR 2 , CH 2 R 2 , where A, Hai and R 2 have one of the meanings described.
  • R 1' , R 1 " are in particular hydrogen, hydroxy, methoxy, ethoxy, propoxy, butoxy, pentyloxy, hexyloxy, trifluoromethoxy, fluorine, chlorine, bromine, iodine, cyan, methoxycarbonyl, ethoxycarbonyl, propoxycarbonyl, butoxycarbonyl, pentoxycarbonyl, hexoxycarbonyl, methylaminocarbonyl, ethylaminocarbonyl , Propylaminocarbonyl, butylaminocarbonyl, pentylaminocarbonyl or hexylaminocarbonyl.
  • R 1 ' is particularly preferably cyan and R 1 "are simultaneously hydrogen.
  • R 2 means OH, OA, NH 2 , NHA or NA 2 , where A has the abovementioned meaning.
  • R 3 represents hydrogen or A, where A has one of the meanings mentioned above.
  • R 3 is preferably hydrogen, methyl, ethyl, n-propyl, i-propyl, n-butyl, i-butyl or t-butyl.
  • R 3 is particularly preferably hydrogen.
  • the invention relates to those compounds of the formula I in which at least one of the radicals mentioned has one of the preferred meanings indicated above.
  • the following principle applies to a given compound of the formula I: the more of the radicals contained therein have a preferred meaning, the more the compound as a whole is preferred.
  • Some preferred groups of compounds can be expressed by the following sub-formulas la to if those which correspond to the formula I and in which the radicals not specified have the meaning given for the formula I, but in which
  • R 1 hydrogen
  • X represents N, n 0, 1 or 2;
  • R 1 hydrogen
  • Ar is unsubstituted or substituted phenyl as specified in claim 1;
  • R 1 hydrogen
  • Ar is naphthyl which is unsubstituted or substituted as specified in claim 1;
  • R 1 hydrogen
  • Ar is unsubstituted or substituted indolyl, benzofuryl or benzodioxolyl as specified in claim 1;
  • Ar denotes unsubstituted or substituted benzodioxinyl as specified in claim 1;
  • R 1 hydrogen
  • Ar is unsubstituted or substituted benzothiadiazolyl as specified in claim 1;
  • the invention relates in particular to the following compounds of the formula I:
  • the compounds of the formula I and also the starting materials for their preparation are prepared by methods known per se, as described in the literature (for example in standard works such as Houben-Weyl, Methods of Organic Chemistry, Georg Thieme Verlag, Stuttgart; Organic Reactions, John Wiley & Sons, Inc., New York), under reaction conditions as are known and suitable for the reactions mentioned. Use can also be made of variants which are known per se and are not mentioned here in detail.
  • the starting materials for the claimed process can also be formed in situ in such a way that they are not isolated from the reaction mixture, but instead are immediately converted further into the compounds of the formula I. On the other hand, it is possible to carry out the reaction in stages.
  • N- (indolethyl) cycloamine compounds of the formula I can preferably be obtained by reacting a formylindole starting material of the formula III with a cycloamine compound of the formula II as follows: A compound of the formula II is combined with a compound of the Formula III and an organic base dissolved in an inert solvent and then stirred at elevated temperature. The reaction mixture is then poured onto ice. The resulting crystals are filtered off, washed and optionally recrystallized.
  • the formylindole starting materials of the formula III and the cycloamine compounds of the formula II are generally known and commercially available; the unknown compounds of formulas II and III can easily be prepared analogously to known compounds.
  • the preparation of the compound of formula III 3- (2-chloroeth-1-yl) -1H-indole-5-carbonitrile and the compound of formula II 4-piperazin-1-yl-benzothiadiazole are described in Examples 1 and 2.
  • the compound of formula II 2,3-dihydrobenzo [1, 4] dioxin-5-yl) piperazine is commercially available.
  • the reaction described above is generally carried out in an inert solvent, in the presence of an acid-binding agent, preferably an organic base such as triethylamine, dimethylaniline, pyridine or quinoline, an alkali metal or alkaline earth metal hydroxide, carbonate or bicarbonate or another salt a weak acid of the alkali or alkaline earth metals, preferably potassium, sodium, calcium or cesium.
  • an acid-binding agent preferably an organic base such as triethylamine, dimethylaniline, pyridine or quinoline, an alkali metal or alkaline earth metal hydroxide, carbonate or bicarbonate or another salt a weak acid of the alkali or alkaline earth metals, preferably potassium, sodium, calcium or cesium.
  • Suitable inert solvents for the reactions described above are, for example, hydrocarbons such as hexane, petroleum ether, benzene, toluene or xylene; chlorinated hydrocarbons such as trichlorethylene, 1, 2-dichloroethane, carbon tetrachloride, chloroform or dichloromethane; Ethers such as diethyl ether, diisopropyl ether, tetrahydrofuran (THF) or dioxane; Glycol ethers such as ethylene glycol monomethyl or monoethyl ether (methyl glycol or ethyl glycol), ethylene glycol dimethyl ether (diglyme); Ketones such as acetone or butanone; Amides such as acetamide, N-methyl-pyrrolidone (NMP), dimethylacetamide or dimethylformamide (DMF); Nitriles such as acetonitrile; Sulfoxides such as dimethyl sulfoxide (
  • the reaction temperature for the reactions described above is between approximately -10 ° and 200 °, normally between 60 ° and 180 °, preferably between 100 ° and 140 °, particularly preferably 120 °.
  • the reaction time is between a few minutes and several days depending on the conditions used.
  • a base of the formula I obtained can be converted into the associated acid addition salt using an acid.
  • Acids which provide physiologically acceptable salts are suitable for this reaction.
  • inorganic acids can be used, for example sulfuric acid, hydrohalic acids such as hydrochloric acid or hydrobromic acid, phosphoric acids such as orthophosphoric acid, nitric acid, sulfamic acid, and also organic acids, in particular aliphatic, alicyclic, araliphatic, aromatic or heterocyclic mono- or polybasic carboxylic, sulfonic or sulfuric acids such as formic acid, acetic acid, propionic acid, pivalic acid, diethyl acetic acid, malonic acid, succinic acid, pimelic acid, fumaric acid, maleic acid, lactic acid, tartaric acid, malic acid, benzoic acid, salicylic acid, 2-phenylpropionic acid, citric acid, gluconic acid, as- corbic acid, nicotinic acid, isonico
  • the free bases of the formula I can be liberated from their salts by treatment with strong bases such as sodium or potassium hydroxide, sodium or potassium carbonate, provided that no further acidic groups are present in the molecule.
  • Compounds of formula I can also be obtained by liberating compounds of formula I from one of their functional derivatives by treatment with a solvolysing or hydrogenolysing agent.
  • Preferred starting materials for solvolysis or hydrogenolysis are those which otherwise correspond to the formula I, but instead of one or more free amino and / or hydroxyl groups contain corresponding protected amino and / or hydroxyl groups, preferably those which instead of an H atom, which is connected to an N atom carry an amino protective group, in particular those which carry an R'-N group instead of an HN group, in which R 'represents an amino protective group, and / or those which instead of the H- Atoms of a hydroxy group carry a hydroxy protecting group, e.g. those which correspond to the formula I, but instead of a group -COOH carry a group -COOR "in which R" denotes a hydroxyl protective group.
  • Preferred starting materials are also the oxadiazole derivatives, which can be converted into the corresponding amidino compounds.
  • amino protecting group is generally known and refers to groups which are suitable for protecting (blocking) an amino group from chemical reactions, but which are easily removable after the desired chemical reaction has been carried out at other locations in the molecule. Unsubstituted or substituted acyl, aryl, aralkoxymethyl or aralkyl groups are particularly typical of such groups. Since the amino protective groups are removed after the desired reaction (or sequence of reactions), their type and size is otherwise not critical; however, preference is given to those having 1-20, in particular 1-8, carbon atoms.
  • acyl group is to be understood in the broadest sense in connection with the present process.
  • acyl groups derived from aliphatic, araliphatic, aromatic or heterocyclic carboxylic acids or sulfonic acids, and in particular alkoxycarbonyl, aryloxycarbonyl and especially aralkoxycarbonyl groups.
  • acyl groups are alkanoyl such as acetyl, propionyl, butyryl; Aralkanoyl such as phenylacetyl; Aroyl such as benzoyl or toluyl; Aryloxyalkanoyl such as POA; Alkoxycarbonyl such as methoxycarbonyl, ethoxycarbonyl, 2,2,2-trichloroethoxycarbonyl, BOC (tert-butyloxycarbonyl), 2-iodoethoxycarbonyl; Aralkyloxycarbonyl such as CBZ ("carbobenzoxy"), 4-methoxybenzyloxycarbonyl, FMOC; Arylsulfonyl such as Mtr.
  • Preferred amino protective groups are BOC and Mtr, furthermore CBZ, Fmoc, benzyl and acetyl.
  • hydroxyl protecting group is also generally known and refers to groups which are suitable for protecting a hydroxyl group against chemical reactions, but which are easily removable after the desired chemical reaction has been carried out elsewhere in the molecule.
  • hydroxyl protective groups are the unsubstituted or substituted aryl, aralkyl or acyl groups mentioned above, and also alkyl groups.
  • the nature and size of the hydroxyl protective groups is not critical, since they are removed again after the desired chemical reaction or reaction sequence; groups with 1-20, in particular 1-10, carbon atoms are preferred.
  • Examples of hydroxyl protective groups include benzyl, 4-methoxybenzyl, p-nitrobenzoyl, p-toluenesulfonyl, tert-butyl and acetyl, with benzyl and tert-butyl being particularly preferred.
  • Suitable inert solvents are preferably organic, for example carboxylic acids such as acetic acid, ethers such as tetrahydrofuran or dioxane, amides such as DMF, halogenated hydrocarbons such as dichloromethane, and also alcohols such as methanol, ethanol or isopropanol, and water. Mixtures of the abovementioned solvents are also suitable. TFA is preferably used in excess without the addition of another solvent, perchloric acid in the form of a mixture of acetic acid and 70% perchloric acid in a ratio of 9: 1.
  • the reaction temperatures for the cleavage are advantageously between about 0 and about 50 °, preferably between 15 and 30 ° (room temperature, RT).
  • the groups BOC, OBut and Mtr can e.g. B. preferably with TFA in dichloromethane or with about 3 to 5N HCl in dioxane at 15-30 °, the FMOC group with an about 5 to 50% solution of dimethylamine, diethylamine or piperidine in DMF at 15th -30 °.
  • Hydrogenolytically removable protective groups can, for. B. by treatment with hydrogen in the presence of a catalyst (z. B. a noble metal catalyst such as palladium, advantageously on a support such as coal).
  • a catalyst z. B. a noble metal catalyst such as palladium, advantageously on a support such as coal.
  • Suitable solvents are the above, in particular z. B. alcohols such as methanol or ethanol or amides such as DMF.
  • the hydrogenolysis is generally carried out at temperatures between about 0 and 100 ° and pressures between about 1 and 200 bar, preferably at 20-30 ° and 1-10 bar.
  • Hydrogenolysis of the CBZ group succeeds e.g. B. good on 5 to 10% Pd / C in methanol or with ammonium formate (instead of hydrogen) on Pd / C in methanol / DMF at 20-30 °.
  • Esters can e.g. are saponified with acetic acid or with NaOH or KOH in water, water-THF or water-dioxane at temperatures between 0 and 100 °.
  • the pharmaceutical effectiveness of the racemates or the stereoisomers of the compounds according to the invention can differ, it can it would be desirable to use the enantiomers.
  • the end product or even the intermediates can be separated into enantiomeric compounds by chemical, biochemical or physical measures known to the person skilled in the art or can already be used as such in the synthesis.
  • diastereomers are formed from the mixture by reaction with an optically active release agent.
  • Suitable release agents are e.g. optically active acids, such as the R and S forms of tartaric acid, diacetyltartaric acid, dibenzoyltartaric acid, mandelic acid, malic acid, lactic acid, suitable N-protected amino acids (e.g. N-benzoylproline or N-benzenesulfonylproline) or the various optically active camphorsulfonic acids.
  • Aqueous or alcoholic solvent mixtures such as e.g. Hexane / isopropanol / acetonitrile e.g. in the ratio 82: 15: 3.
  • ester groups e.g. acetylester
  • the invention further relates to the use of the compounds of the formula I and / or their physiologically acceptable salts for the production of a medicament (pharmaceutical preparation), in particular in a non-chemical way. They can be brought into a suitable dosage form together with at least one solid, liquid and / or semi-liquid carrier or auxiliary and, if appropriate, in combination with one or more further active ingredients.
  • Organic or inorganic substances in question which are suitable for enteral (for example oral), parenteral or topical application and do not react with the new compounds, for example water, vegetable oils, benzyl alcohols, alkylene glycols, polyethylene glycols, glycerol triacetate, gelatin, carbohydrates such as lactose or Starch, magnesium stearate, talc, petroleum jelly.
  • Tablets, pills, dragees, capsules, powders, granules, syrups, juices or drops are used in particular for oral use, suppositories for rectal use, solutions, preferably oily or aqueous solutions, furthermore suspensions, emulsions or implants for topical use for parenteral use Ointments, creams or powder.
  • the new compounds can also be lyophilized and the lyophilizates obtained used, for example, for the production of injection preparations.
  • the specified preparations can be sterilized and / or contain auxiliaries such as lubricants, preservatives, stabilizers and / or wetting agents, emulsifiers, salts for influencing the osmotic pressure, buffer substances, coloring, flavoring and / or several other active substances, for example one or more vitamins.
  • auxiliaries such as lubricants, preservatives, stabilizers and / or wetting agents, emulsifiers, salts for influencing the osmotic pressure, buffer substances, coloring, flavoring and / or several other active substances, for example one or more vitamins.
  • the substances according to the invention are generally administered in analogy to known, commercially available preparations, preferably in doses between about 100 ⁇ g and 100 mg, in particular between 1 and 40 mg per dosage unit.
  • the daily dosage is preferably between about 1 ⁇ g and 1 mg per kg body weight.
  • the specific dose for each individual patient depends on various factors, for example on the effectiveness of the special compound used, on the age, body weight, general health, sex, on the diet, on the time and route of administration, on the rate of excretion, combination of drugs and the severity of the respective disease to which the therapy applies. Oral use is preferred.
  • the invention thus also relates to medicaments comprising at least one compound of the formula I and / or its pharmaceutically usable derivatives, solvates and stereoisomers, including their mixtures in all ratios.
  • the invention further relates to medicaments containing at least one compound of the formula I and / or its pharmaceutically usable derivatives, solvates and stereoisomers, including their mixtures in all ratios, and at least one further active pharmaceutical ingredient.
  • the invention also relates to a set (kit) consisting of separate packs of
  • the set contains suitable containers, such as boxes or cartons, individual bottles, bags or ampoules.
  • the set can e.g. contain separate ampoules, in each of which an effective amount of a compound of the formula I and / or its pharmaceutically usable derivatives, solvates and stereoisomers, including their mixtures in all ratios, and an effective amount of a further active pharmaceutical ingredient are dissolved or in lyophilized form.
  • the invention furthermore relates to the use of compounds of the formula I and / or their pharmaceutically usable derivatives, solvates and stereoisomers, including their mixtures in all ratios, for the manufacture of a medicament for the prophylaxis or treatment of various diseases of the central nervous system, such as depression, dyskinesia, Parkinson's disease, dementia, stroke, schizophrenia, Alzheimer's disease, Lewy bodies dementia, Huntington's disease, Tourette syndrome, anxiety, learning and memory restrictions, pain, Sleep disorders and neurodegenerative diseases in combination with at least one other drug ingredient.
  • various diseases of the central nervous system such as depression, dyskinesia, Parkinson's disease, dementia, stroke, schizophrenia, Alzheimer's disease, Lewy bodies dementia, Huntington's disease, Tourette syndrome, anxiety, learning and memory restrictions, pain, Sleep disorders and neurodegenerative diseases in combination with at least one other drug ingredient.
  • the substances obtained can be characterized by, for example, ESI-MS (electrospray ionization mass spectrometry (M + H) + ), elemental analysis, TLC (thin-layer chromatography) and determination of the melting point. All temperatures above and below are given in ° C. Elemental values are calculated on hydrochloride unless otherwise stated.
  • Example 1 Synthesis of the ethylindole starting material 3- (2-chloroeth-1-yl) -1 H-indole-5-carbonitrile a) 50 g (0.35 mol) of 7-cyanindole in 500 ml of 1,2-dichloromethane are added to nitrogen submitted, 47.7 g (0.42 mol) of 2-chloroacetic acid chloride in 500 ml of 1, 2-dichloroethane added and the mixture cooled to -15 ° C. 56.3 g (0.42 mol) of aluminum trichloride are added at the stated temperature and the mixture is stirred for a further 2 h before the batch is warmed to RT.
  • Example 2 Synthesis of the piperazine starting material 4-piperazin-1-yl-benzothiadiazole a) Dissolve commercially available 4-nitro-benzothiadiazole (105 g, 0.58 mol) in 2 L of ethanol and add 400 ml of glacial acetic acid. The solution is on Heated to 50 ° C. At this temperature, 110 g (0.3 mol) of iron filings are added in portions within one hour. When the addition is complete, the mixture is heated under reflux for six hours. If the TLC shows complete conversion, the mixture is filtered after cooling, the filtrate is concentrated and partitioned between 3 L water and 3 L tert-butyl methyl ether.
  • Example A Injection glasses
  • a solution of 100 g of an active ingredient of the formula I and 5 g of disodium hydrogenphosphate in 3 l of double-distilled water is adjusted to pH 6.5 with 2N hydrochloric acid, sterile filtered, filled into injection glasses, lyophilized and sealed sterile. Each injection jar contains 5 mg of active ingredient.
  • a solution is prepared from 1 g of an active ingredient of the formula I, 9.38 g of NaH 2 PO 4 ⁇ 2 H 2 O, 28.48 g of NaH 2 PO 4 ⁇ 12 H 2 O and 0.1 g of benzalkonium chloride in 940 ml of double-distilled water. It is adjusted to pH 6.8, made up to 1 l and sterilized by irradiation. This solution can be used in the form of eye drops.
  • Example D ointment
  • 500 mg of an active ingredient of the formula I are mixed with 99.5 g of petroleum jelly under aseptic conditions.
  • a mixture of 1 kg of active ingredient of the formula I, 4 kg of lactose, 1.2 kg of potato starch, 0.2 kg of talc and 0.1 kg of magnesium stearate is compressed into tablets in a customary manner in such a way that each tablet contains 10 mg of active ingredient.
  • Example F coated tablets
  • Example E tablets are pressed, which are then coated in a conventional manner with a coating of sucrose, potato starch, talc, tragacanth and colorant.
  • Example G capsules
  • a solution of 1 kg of active ingredient of the formula I in 60 l of double-distilled water is filled into ampoules, lyophilized under aseptic conditions and sealed sterile. Each ampoule contains 10 mg of active ingredient.

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Abstract

L'invention concerne des composés de N-(indoléthyl-)cycloamine de formule (I), dans laquelle R1', R1 X, Ar, et n ont la signification indiquée dans la revendication 1. Ces composés constituent des inhibiteurs de la recapture de la sérotonine (SSRI) ainsi que des effecteurs des récepteurs sérotoninergiques 5-HT1A et 5-HT2A. Ils sont par conséquent appropriés pour la prophylaxie ou le traitement de différentes maladies du système nerveux central, telles que la dépression, la dyskinésie, la maladie de Parkinson, la démence, l'accident vasculaire cérébral, la schizophrénie, la maladie d'Alzheimer, la démence à corps de Lewy, la maladie de Huntington, le syndrome de Gilles de la Tourette, l'angoisse, les troubles de l'apprentissage et de la mémoire, la douleur, les insomnies, ainsi que les maladies neurodégénératives.
EP03795848A 2002-12-17 2003-11-27 Composés de n-(indolethyl-)cycloamine Withdrawn EP1572646A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10259244 2002-12-17
DE10259244A DE10259244A1 (de) 2002-12-17 2002-12-17 N-(Indolethyl-)cycloamin-Verbindungen
PCT/EP2003/013374 WO2004054972A1 (fr) 2002-12-17 2003-11-27 Composes de n-(indolethyl-)cycloamine

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EP1572646A1 true EP1572646A1 (fr) 2005-09-14

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US (1) US20060122191A1 (fr)
EP (1) EP1572646A1 (fr)
JP (1) JP2006511522A (fr)
KR (1) KR20050085697A (fr)
CN (1) CN1729173A (fr)
AU (1) AU2003298145A1 (fr)
BR (1) BR0317422A (fr)
CA (1) CA2510169A1 (fr)
DE (1) DE10259244A1 (fr)
MX (1) MXPA05006385A (fr)
PL (1) PL377519A1 (fr)
RU (1) RU2005122615A (fr)
WO (1) WO2004054972A1 (fr)
ZA (1) ZA200505684B (fr)

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DE10326939A1 (de) * 2003-06-16 2005-01-05 Merck Patent Gmbh Indol-Derivate
DE10326940A1 (de) * 2003-06-16 2005-01-05 Merck Patent Gmbh Indol-Derivate
AR050253A1 (es) 2004-06-24 2006-10-11 Smithkline Beecham Corp Compuesto derivado de indazol carboxamida, composicion que lo comprende y su uso para la preparacion de un medicamento
ES2325865T3 (es) * 2004-07-26 2009-09-22 Eli Lilly And Company Derivados de oxazol como agentes receptores de histamina h3, preparacion y usos terapeuticos.
PE20060748A1 (es) 2004-09-21 2006-10-01 Smithkline Beecham Corp Derivados de indolcarboxamida como inhibidores de quinasa ikk2
MX2007006758A (es) * 2004-12-07 2007-11-09 Solvay Pharm Bv Derivados de benzdioxanpiperazina con una afinidad combinada para receptores de dopamina-d2 y sitios de reabsorcion de serotonina.
US7371769B2 (en) 2004-12-07 2008-05-13 Solvay Pharmaceuticals B.V. Tetrahydropyridin-4-yl indoles with a combination of affinity for dopamine-D2 receptors and serotonin reuptake sites
US20060122247A1 (en) 2004-12-08 2006-06-08 Solvay Pharmaceuticals B.V. Aryloxyethylamine and phenylpiperazine derivatives with a combination of partial dopamine-D2 receptor agonism and serotonin reuptake inhibition
DE102004063797A1 (de) * 2004-12-30 2006-07-13 Schwarz Pharma Ag Sauerstoffhaltige annelierte Phenylpiperazin- und Phenyldiazepancarboxamide
US8063071B2 (en) 2007-10-31 2011-11-22 GlaxoSmithKline, LLC Chemical compounds
PE20081889A1 (es) 2007-03-23 2009-03-05 Smithkline Beecham Corp Indol carboxamidas como inhibidores de ikk2
WO2010102968A1 (fr) 2009-03-10 2010-09-16 Glaxo Group Limited Dérivés d'indole comme inhibiteurs de ikk2
US8367676B2 (en) * 2009-06-30 2013-02-05 Astrazeneca Ab 2-carboxamide-7-piperazinyl-benzofuran derivatives 774
CN104337812B (zh) 2013-07-29 2018-09-14 广东东阳光药业有限公司 取代的杂芳基化合物及其使用方法和用途
US9714232B2 (en) 2013-12-20 2017-07-25 Sunshine Lake Pharma Co., Ltd. Substituted piperazine compounds and methods of use thereof
CN106243088B (zh) 2015-06-03 2019-01-04 广东东阳光药业有限公司 取代的哌嗪化合物及其使用方法和用途
WO2019062662A1 (fr) * 2017-09-29 2019-04-04 Sunshine Lake Pharma Co., Ltd. Composé de pyrimidine pipérazine substitué et son utilisation

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PL377519A1 (pl) 2006-02-06
CA2510169A1 (fr) 2004-07-01
KR20050085697A (ko) 2005-08-29
DE10259244A1 (de) 2004-07-01
RU2005122615A (ru) 2006-01-20
BR0317422A (pt) 2005-11-08
AU2003298145A1 (en) 2004-07-09
ZA200505684B (en) 2006-04-26
WO2004054972A1 (fr) 2004-07-01
CN1729173A (zh) 2006-02-01
MXPA05006385A (es) 2005-08-29
US20060122191A1 (en) 2006-06-08
JP2006511522A (ja) 2006-04-06

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