EP1915339A1 - Inhibitoren der beta-sekretase zur behandlung der alzheimer- erkrankung - Google Patents

Inhibitoren der beta-sekretase zur behandlung der alzheimer- erkrankung

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Publication number
EP1915339A1
EP1915339A1 EP06792734A EP06792734A EP1915339A1 EP 1915339 A1 EP1915339 A1 EP 1915339A1 EP 06792734 A EP06792734 A EP 06792734A EP 06792734 A EP06792734 A EP 06792734A EP 1915339 A1 EP1915339 A1 EP 1915339A1
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EP
European Patent Office
Prior art keywords
alkyl
heteroaryl
cycloalkyl
heterocyclyl
aryl
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP06792734A
Other languages
German (de)
English (en)
French (fr)
Inventor
Christian Eickmeier
Klaus Fuchs
Niklas Heine
Stefan Peters
Cornelia Dorner-Ciossek
Sandra Handschuh
Herbert Nar
Klaus Klinder
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Boehringer Ingelheim International GmbH
Boehringer Ingelheim Pharma GmbH and Co KG
Boehringer Ingelheim Pharmaceuticals Inc
Original Assignee
Boehringer Ingelheim International GmbH
Boehringer Ingelheim Pharma GmbH and Co KG
Boehringer Ingelheim Pharmaceuticals Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Boehringer Ingelheim International GmbH, Boehringer Ingelheim Pharma GmbH and Co KG, Boehringer Ingelheim Pharmaceuticals Inc filed Critical Boehringer Ingelheim International GmbH
Priority to EP06792734A priority Critical patent/EP1915339A1/de
Publication of EP1915339A1 publication Critical patent/EP1915339A1/de
Withdrawn legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C307/00—Amides of sulfuric acids, i.e. compounds having singly-bound oxygen atoms of sulfate groups replaced by nitrogen atoms, not being part of nitro or nitroso groups
    • C07C307/04—Diamides of sulfuric acids
    • C07C307/10—Diamides of sulfuric acids having nitrogen atoms of the sulfamide groups bound to carbon atoms of six-membered aromatic rings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/18—Drugs for disorders of the alimentary tract or the digestive system for pancreatic disorders, e.g. pancreatic enzymes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00—Drugs for dermatological disorders
    • A61P17/02—Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like
    • 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
    • A61P25/28—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
    • A61P3/00—Drugs for disorders of the metabolism
    • A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
    • A61P3/10—Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • 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
    • 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
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D213/36—Radicals substituted by singly-bound nitrogen atoms
    • C07D213/40—Acylated substituent nitrogen atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D265/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen atom as the only ring hetero atoms
    • C07D265/04—1,3-Oxazines; Hydrogenated 1,3-oxazines
    • C07D265/06—1,3-Oxazines; Hydrogenated 1,3-oxazines not condensed with other rings
    • C07D265/08—1,3-Oxazines; Hydrogenated 1,3-oxazines not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D265/10—1,3-Oxazines; Hydrogenated 1,3-oxazines not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with oxygen atoms directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D277/22—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C07D277/28—Radicals substituted by nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/15—Six-membered rings
    • C07D285/16—Thiadiazines; Hydrogenated thiadiazines
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
    • C07D295/22—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with hetero atoms directly attached to ring nitrogen atoms
    • C07D295/26—Sulfur atoms
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/02—Systems containing only non-condensed rings with a three-membered ring

Definitions

  • the present invention relates to substituted 1,2-ethylenediamines of the general formula (I)
  • a further subject of this invention relates to medicaments comprising a compound of the formula I according to the invention and the use of a compound according to the invention for the preparation of a medicament for the treatment and / or prevention of Alzheimer's disease (AD) and other diseases associated with an abnormal processing of the amyloid precursor protein (US Pat. APP) or aggregation of Abeta peptide, as well as diseases that can be treated or prevented by inhibition of ß-secretase.
  • AD Alzheimer's disease
  • US Pat. APP amyloid precursor protein
  • aggregation of Abeta peptide as well as diseases that can be treated or prevented by inhibition of ß-secretase.
  • Corresponding diseases include MCI (mild cognitive impairment), trisomy 21 (Down Syndrome), cerebral amyloid angiopathy, degenerative dementia, hereditary cerebral hemorrhage with Dutch-type amyloidosis (HCHWA-D), Alzheimer's dementia with Lewy bodies, trauma, stroke, pancreatitis , Inclusion body myositis (IBM), as well as other peripheral amyloidoses, diabetes and arteriosclerosis.
  • MCI mimild cognitive impairment
  • trisomy 21 Down Syndrome
  • cerebral amyloid angiopathy degenerative dementia
  • HHWA-D hereditary cerebral hemorrhage with Dutch-type amyloidosis
  • IBM Inclusion body myositis
  • the compounds according to the invention also inhibit the aspartyl protease cathepsin D and are therefore suitable for suppressing the metastasis of tumor cells.
  • EP 652 009 A1 describes inhibitors of aspartate protease which inhibit the production of beta-amyloid peptides in cell culture and in vivo.
  • WO 00/69262 discloses a beta-secretase and its use in assays for finding potential active substances for the treatment of AD.
  • WO 01/00663 discloses memapsin 2 (human beta-secretase) as well as a recombinant catalytically active enzyme. In addition, methods for identifying inhibitors of memapsin 2 are described.
  • WO 01/00665 discloses inhibitors of memapsin 2 for the treatment of AD.
  • WO 03/057721 discloses substituted aminocarboxamides for the treatment of AD.
  • WO 05/004802 discloses substituted benzyl-substituted N-alkyl-phenylcarboxamides for the treatment of AD.
  • Object of the present invention is also to provide physiologically acceptable salts of the compounds of the invention with inorganic or organic acids.
  • Another object of the present invention is to provide pharmaceutical compositions containing at least one compound of the invention or to provide a physiologically acceptable salt according to the invention optionally together with one or more inert carriers and / or diluents.
  • Another object of the present invention relates to pharmaceutical
  • compositions containing one or more, preferably one active ingredient, selected from the compounds according to the invention and / or the corresponding salts, and one or more, preferably one further active ingredient in addition to optionally one or more inert carriers and / or diluents.
  • Another object of this invention relates to the use of at least one of the compounds of the invention for inhibiting ⁇ -secretase.
  • APP amyloid precursor protein
  • AD Alzheimer's disease
  • other diseases associated with abnormal processing of APP or aggregation of the Abeta peptide as well as diseases be treated or prevented by inhibition of ß-secretase, in particular AD, are suitable.
  • Another object of this invention relates to a method of inhibiting ⁇ -secretase activity - A -
  • a first subject of the present invention are substituted 1,2-ethylenediamines of the general formula (I)
  • Ci-rAlkylen bridge wherein the Ci -4 -alkylene bridge optionally substituted with one or more groups selected from the group fluorine, chlorine, bromine, iodine, hydroxy, oxo, carboxy, cyano, nitro , F 3 C-, HF 2 C-, FH 2 C-, Ci -4 alkyl, Ci
  • Radicals formed C 3-7 -cycloalkyl optionally unsubstituted with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, iodine, hydroxy, oxo, carboxy, formyl, cyano, nitro, F 3 C-, Ci -3 alkyl, Ci -3 alkoxy, R 13 -O- Ci-s-alkyl, R 12 -CO (R 12) N-, R 12 -SO 2 (R 12) N -, (R 12) 2 N-, (R 12) 2 N-Ci -3 alkyl,
  • R 1 is hydrogen, Ci -6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, Cs-y-cycloalkyl, C 3-7 -
  • Carboxy, formyl, cyano, nitro, F 3 C-, Ci -3 alkyl, Ci -3 alkoxy, hydroxy-de-alkyl-, (R 12) 2 N-, (R 12) 2 NC 1 -3 alkyl, (R 12 ) 2 N-CO-, (R 12 ) 2 N-SO 2 -, R 12 -CO- (R 12 ) N-, R 12 -SO 2 (R 12 ) N- and HOSO 2 - may be substituted,
  • R 13 -O-Ci -3 alkyl may be substituted and R 13 -O-,
  • R 3, R 4 are each independently hydrogen, Ci -6 alkyl, fluorine, F 3 C-, HF 2 C- or FH 2 C-,
  • R 5 is hydrogen, Ci -6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, C 3-7 cycloalkyl, C 3-7 - cycloalkyl-Ci -4 alkyl, C 3 - 7 cycloalkyl-C 2-4 alkenyl, C 3-7 cycloalkyl C 2-4 - alkynyl, C 3-7 cycloalkenyl, Cs-rCycloalkenyl-C M alkyl, C 3 - 7 -cycloalkenyl-C 2-4 -alkenyl, C 3-7 -cycloalkenyl-C 2-4 -alkynyl, heterocyclyl , Heterocyclyl-Ci- 4 alkyl, heterocyclyl-C 2-4 -alkenyl, heterocyclyl-C 2-4 - alkynyl, aryl, aryl-Ci -4 alkyl, aryl-C 2 - 4 alken
  • R 6 is hydrogen, Ci -6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, C 3 - 7 cycloalkyl, C 3-7 - cycloalkyl-Ci-6-alkyl-, C3 -7 cycloalkyl C 2- 6 alkenyl, C 3- 7 cycloalkyl C 2- 6 alkynyl, C 3 - 7 cycloalkenyl, Cs-y-cycloalkenyl-Cie-alkyl, C 3 -
  • R 7 is hydrogen, Ci -6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, Ci -6 alkoxy-Ci- 3 - alkyl, C 3 - 7 cycloalkyl, C 3 - 7 cycloalkyl-Ci 3 alkyl, heterocyclyl-Ci -3 alkyl, aryl, aryl-Ci -3 alkyl, heteroaryl or heteroaryl-Ci -3 alkyl, wherein the above-mentioned optionally substituted independently more radicals selected from the group consisting of fluorine, chlorine, bromine, or with a, iodine, cyano, hydroxy, Ci -3 - alkyl, Ci 6 alkoxy and (R 12 ) 2 N-substituted,
  • R 9 are each independently hydrogen, fluorine, chlorine, bromine, iodine, Ci-s-alkyl, R 13 -O- or (R 12) 2 N-, wherein the above-mentioned Ci -3 alkyl group optionally substituted by one or a plurality of fluorine atoms may be substituted,
  • R 10 is C 2-6 alkenyl, C 2-6 alkenyl, C 3-7 cycloalkyl-C 2-4 alkenyl, aryl C 2-3 alkenyl, heteroaryl C 2-3 alkenyl, heterocyclyl C 2-4 alkenyl, aryl C 2-3 alkynyl, C 3-7 cycloalkyl C 2-4 alkynyl, heterocyclyl C 2-4 alkynyl heteroaryl C 2-3 - alkynyl, Cs-y-cycloalkyl-, Cs-y-cycloalkyl-Ci-s-alkyl, heterocyclyl-Ci- 3 alkyl heterocyclyl, C 3-7 cycloalkenyl, Cs ⁇ cycloalkenyl-Ci-e-alkyl-,
  • R 11 is C 2-6 alkenyl, C 2-6 alkyl-nyl, Cs-C cycloalkyl-Ci-s-alkyl, aryl-C 2-3 alkyl,
  • R 10 and R 11 together form a C 2-6 alkylene bridge such that under
  • a heterocyclic ring is formed, one or two -CH 2 groups of the C 2-6 -alkylene bridge being independently of each other represented by O , S or -N (R 12 ) - may be replaced such that in each case two O, S or N atoms or an O with an S atom are not directly connected to each other, and wherein the C atoms of the above C 2-6 -alkylene bridge optionally with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, hydroxy, carboxy, formyl, cyano, F 3 C-, C 1-6 -alkyl-, Ci 6-alkoxy, oxo and nitro may be substituted,
  • R 12 are each independently of one another hydrogen, C 1-6 -alkyl, C 1-6 -alkoxy-C 1-10
  • N (R 13 ) - can be replaced, and wherein the above mentioned radicals and the heterocyclic ring optionally independently of one another with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, iodine, hydroxy, oxo, carboxy, formyl, cyano, nitro, Ci -3 alkyl, Ci- 3 alkoxy, (R 13) 2 N-CO-, or (R 13) 2 N- may be substituted hydroxy-Ci-3-alkyl, and
  • R 13 are each independently hydrogen, Ci 6 alkyl, C 2 - 6 alkenyl, C 2 - 6 alkynyl, C 3 - 7 cycloalkyl, C 3-7 -Cyclyoalkyl-Ci- 3 - alkyl, heterocyclyl, heterocyclyl-C 3 -alkyl, aryl, aryl-C 3 -alkyl, heteroaryl or
  • Heteroaryl-C- ⁇ - 3 alkyl wherein the above-mentioned optionally substituted independently more radicals selected from the group consisting of fluorine, chlorine, bromine, or with a, iodo, hydroxy, oxo, carboxy, formyl, cyano, nitro, Ci -3 alkyl and Ci -3 alkoxy may be substituted,
  • the compounds of the general formula (I) according to the invention and their physiologically tolerable salts have valuable pharmacological properties, in particular an inhibiting effect of the ⁇ -secretase activity, in particular of the ⁇ -secretase mediated cleavage of APP.
  • the compounds are also suitable for suppressing the metastasis of tumor cells.
  • the present invention also relates to the physiologically tolerable salts of the compounds according to the invention with inorganic or organic acids. Therefore, the use of the compounds of the invention, including the physiologically acceptable salts, as a medicament is also an object of this invention.
  • Another object of this invention are pharmaceutical compositions containing at least one compound of the invention or a physiologically acceptable salt according to the invention in addition to optionally one or more inert carriers and / or diluents.
  • a further subject of this invention are pharmaceutical compositions comprising one or more, preferably one active ingredient, selected from the compounds according to the invention and / or the corresponding salts, and one or more, preferably one active ingredient, for example selected from the group consisting of beta- Secretase inhibitors; gamma-secretase inhibitors; Amyloid aggregation inhibitors such. Alzhemed; direct or indirect neuroprotective substances; anti-oxidants such as vitamin E or ginkolides; anti-inflammatory substances such.
  • Cox inhibitors NSAIDs with additional or sole Aß lowering properties
  • HMG-CoA reductase inhibitors statins
  • Acetylcholinesterase inhibitors such as donepezil, rivastigmine, tacrine, galantamine
  • NMDA receptor antagonists such as NMDA receptor antagonists
  • compositions containing one or more, preferably an active ingredient, which is selected from the compounds of the invention and / or the corresponding salts, and one or more, preferably an active ingredient selected from the group consisting of Alzhemed, vitamin E, ginkolide, donepezil, rivastigmine, tacrine, galantamine, memantine, NS-2330, ibutamoren mesylate, capromorelin, minocycline and / or rifampicin, optionally with one or more inert carriers and / or diluents.
  • an active ingredient selected from the group consisting of Alzhemed, vitamin E, ginkolide, donepezil, rivastigmine, tacrine, galantamine, memantine, NS-2330, ibutamoren mesylate, capromorelin, minocycline and / or rifampicin, optionally with one or more inert carriers and / or diluents.
  • Another object of this invention is the use of at least one of the compounds of the invention for the inhibition of ß-secretase.
  • an object of this invention is the use of at least one compound of the invention or a physiologically acceptable salt of such a compound for the manufacture of a medicament suitable for the treatment or prophylaxis of diseases or conditions associated with abnormal processing of amyloid precursor protein (APP) or aggregation from the Abeta peptide.
  • APP amyloid precursor protein
  • Another object of this invention is the use of at least one compound of the invention or a physiologically acceptable salt of such a compound for the manufacture of a medicament useful in the treatment or prophylaxis of diseases or conditions which are susceptible to inhibition of ⁇ -secretase activity.
  • Another object of this invention is the use of at least one compound of the invention or a pharmaceutical composition of the invention for the manufacture of a medicament useful for the treatment and / or prevention of Alzheimer's Disease (AD) and other diseases associated with abnormal processing of APP or aggregation of Abeta Peptides are associated, as well as diseases that can be treated or prevented by inhibition of ß-secretase, in particular AD, is suitable.
  • AD Alzheimer's Disease
  • other diseases associated with abnormal processing of APP or aggregation of Abeta Peptides are associated, as well as diseases that can be treated or prevented by inhibition of ß-secretase, in particular AD, is suitable.
  • Corresponding diseases include MCI (mild cognitive impairment), trisomy 21 (Down Syndrome), cerebral amyloid angiopathy, degenerative dementia, hereditary cerebral hemorrhage with Dutch-type amyloidosis (HCHWA-D), Alzheimer's dementia with Lewy bodies, trauma, stroke, pancreatitis , Inclusion body myositis (IBM), as well as other peripheral amyloidoses, diabetes and arteriosclerosis.
  • MCI mimild cognitive impairment
  • trisomy 21 Down Syndrome
  • cerebral amyloid angiopathy degenerative dementia
  • HHWA-D hereditary cerebral hemorrhage with Dutch-type amyloidosis
  • IBM Inclusion body myositis
  • Another object of this invention is a method for inhibiting the ß-secretase activity, characterized in that ß-secretase is brought into contact with an inhibitory effective amount of one of the compounds of the invention.
  • radicals, substituents or groups in a compound may have the same or different meanings.
  • the group means
  • the group has the following meanings:
  • the group means
  • the group means
  • a phenyl, thienyl, thiazolyl, pyrazolyl or a pyridyl radical where the phenyl, the thienyl, in particular the 3-thienyl, the thiazolyl, in particular the 2-thiazolyl and the pyridyl radical, in particular the 2-pyridyl and the 3-pyridyl radical, is particularly preferred.
  • the substituent L in each case independently of one another denotes hydrogen, fluorine, chlorine, bromine, iodine, hydroxy, carboxy, cyano, nitro, F 3 C, HF 2 C, FH 2 C-, C 1 -alkyl -, C 2-6 alkenyl, C 2-6 alkynyl alkyl, C 3 -7-cycloalkyl, C3-rCycloalkyl-Ci-3-alkyl-, aryl, aryl-Ci- 3, heterocyclyl -, heterocyclyl-Ci- 3 alkyl, heteroaryl, heteroaryl-Ci -3 - alkyl-, R, R 13 -O- -alkyl- 13 -O-Ci -3 (R 12) 2 N-, ( R 12 ) 2 N-CO-, R 12 -CO- (R 12 ) N-, (R 12 ) 2 N-CO-, R 12 -CO- (R 12 ) N-, (R
  • the substituent L in each case independently of one another hydrogen, fluorine, chlorine, bromine, cyano, hydroxy, Ci -6 alkyl, Ci -6 alkoxy, C 3- 7 cycloalkyl, Cs-y-cycloalkyl -Cis-alkyl, phenyl, (R 12 ) 2 N-, (R 12 ) 2 N-CO-, R 12 -CO- (R 12 ) N-, (R 12 ) 2 N-CO- (R 12 ) N, R 12 -SO 2 - (R 12 ) N- or (R 12 ) 2 N-SO 2 -, where the abovementioned radicals can optionally be substituted by one or more fluorine atoms.
  • substituents L are each independently hydrogen, fluorine, chlorine, bromine, hydroxy, Ci -4 alkyl or Ci -4 alkoxy, it being possible for the above-mentioned groups optionally substituted with one or more fluorine atoms, can.
  • substituent L are each independently of one another hydrogen, fluorine, chlorine, trifluoromethyl, trifluoromethoxy, methyl and methoxy.
  • the index i can preferably assume the values 0, 1 or 2. In particularly preferred embodiments, the value of the index i is 0 or 1.
  • the group B is a Ci -4 -alkylene bridge is optionally independently more radicals selected from the group consisting of fluoro, hydroxy, carboxy, cyano, nitro with one or, F 3 C-, HF 2 C-, FH 2 C-, Ci -4 alkyl, C3-7 - cycloalkyl, Cs-y-cycloalkyl-cis-alkyl, heterocyclyl, heterocyclyl-cis-alkyl , aryl, aryl-Ci -3 alkyl, heteroaryl, heteroaryl-Ci -3 alkyl, R 13 -O- (R 12) 2 N-SO 2 - substituted, and (R 12) 2 N- may be, and wherein two -4 alkylene bridge bound to the same carbon atom of the C 3-7 cycloalkyl group Ci -4 alkyl may be joined together to form a C-radicals, and the radicals mentioned above and consisting
  • the group B denotes a Ci -4 -alkylene bridge
  • the Ci -4 -alkylene bridge may optionally be substituted independently more radicals selected from the group consisting of fluorine Ci -4 alkyl, phenyl or benzyl having one or - may be substituted, and wherein two on the same carbon atom of the Ci -4- alkylene bridge bound Ci -4 alkyl radicals may be joined together to form a Cs-e-cycloalkyl group, and wherein the above radicals and the formed from the C -4 alkyl radicals C3- 6 cycloalkyl radical may be optionally substituted independently from each other more radicals selected from the group consisting of fluoro, hydroxy and Ci-3-alkoxy with one or.
  • B is a C- ⁇ - 2- alkylene bridge, wherein the Ci- 2 -alkylene bridge may optionally be substituted by one or more Ci- 4 -alkyl radicals, and wherein two on the same carbon atom of Ci- 2- alkylene bridge bonded Ci -4 alkyl radicals may be connected together to form a cyclopropyl group, and wherein one or more hydrogen atoms of the above-mentioned Ci- 2 -alkylene bridge and / or the Ci -4 alkyl Groups and / or the cyclopropyl group formed therefrom may optionally be replaced by one or more fluorine atoms.
  • one or more hydrogen atoms may optionally be replaced by fluorine.
  • one or more hydrogen atoms may optionally be replaced by fluorine.
  • Another preferred embodiment comprises those compounds according to the invention in which the partial formula (II)
  • the radical R 1 is preferably selected from the group consisting of hydrogen, Ci-6-alkyl, C2-6-alkenyl, C 2- 6 alkynyl, C 3-7 -CyClOaIkYl-, C3-7 cycloalkyl-Ci -3 alkyl, heterocyclyl, heterocyclyl-Ci -3 - alkyl, aryl-Ci -3 alkyl aryl, heteroaryl and heteroaryl-Ci -3 -alkyl-, where the abovementioned radicals, where appropriate, independently of one another with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, hydroxyl, carboxy, cyano, nitro, F 3 C-, Ci 3 - alkyl, Ci -3 alkoxy and hydroxy-Ci- alkyl may be substituted.
  • radicals R 1 are particularly preferably selected from the group consisting of hydrogen, Ci -4 alkyl, C 3-4 alkenyl, C 3-6 cycloalkyl, C 3-6 cycloalkyl-Ci- 3 alkyl -, where the radicals mentioned above -3 alkoxy can optionally be substituted independently of one another more radicals selected from the group consisting of fluoro, hydroxy and Ci with one or.
  • R 1 is selected from the group are very particularly preferably consisting of hydrogen and Ci -4 alkyl, wherein the Ci -4 alkyl group may be substituted with one or more fluorine atoms.
  • the radical R 2 is preferably selected from the group consisting of Ci -6 alkyl, C 2 - 6 alkenyl, C 2 - 6 alkynyl, Ci- 6 alkoxy Ci- 3 alkyl, Ci-6-alkyl-S-Ci -3 alkyl, C 3-7 cycloalkyl, Cs-y-cycloalkyl-Ci-s-alkyl, heterocyclyl, heterocyclyl-Ci- 3- alkyl, aryl, aryl-C 1-3 -alkyl, heteroaryl and heteroaryl-C 1-3 -alkyl, where the abovementioned radicals, where appropriate, independently of one another with one or more radicals selected from the group consisting of fluorine, Chlorine, bromine, iodine, F 3 C, HF 2 C, FH 2 C, hydroxy, carboxy, cyano, nitro, C 1-3 -alkyl, (R 12 ) 2 N-, (
  • radicals R 2 are radicals selected from the group consisting of Ci- 6 alkyl, C 2-6 nyl- -AIkJ, C 3 - 6 cycloalkyl-Ci- alkyl 3, heterocyclyl-Ci-s-alkyl -, phenyl, phenyl-Ci -3 alkyl, heteroaryl and heteroaryl-C are said to be understood by the above-mentioned heteroaryl groups 5- or 6-membered aromatic heteroaryl -3 alkyl containing 1, 2 or 3 heteroatoms selected from N, O and S and wherein the above mentioned groups optionally substituted independently with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, iodine, cyano, hydroxy, Ci -3 alkyl, F 3 C-, HF 2 C-, FH 2 C-, H 2 N and Ci -3 alkoxy may be substituted.
  • radicals R 2 which are selected from the group consisting of n-propyl, n-butyl, 2-propynyl, 2-butynyl, cyclohexylmethyl, cyclopentylmethyl, phenylmethyl, 2-phenylethyl , Pyridylmethyl-, Furanylmethyl-, Thienylmethyl- and Thiazolylmethyl-, wherein the above-mentioned propyl, butyl-propynyl, butynyl, Cyclohexylmethyl- and Cyclopentylmethylreste optionally with one or more fluorine atoms and the pyridylmethyl, furanylmethyl, thienylmethyl or Thiazolylmethylreste optionally independently of one another with one or more radicals selected from the group of fluorine, chlorine, bromine, methyl, F 3 C, HF 2 C, FH 2 C- and H 2 N- may be substituted.
  • radicals R 2 which are selected from among
  • the radical R 3 is preferably selected from the group consisting of hydrogen, fluorine, methyl, F 3 C-, HF 2 C- and FH 2 C-, more preferably R 3 is hydrogen.
  • the radical R 4 is preferably selected from the group consisting of hydrogen and fluorine, more preferably R 4 is hydrogen.
  • the radical R 3 is selected from the group consisting of hydrogen, fluorine, methyl, F 3 C-, HF 2 C- and FH 2 C- and the radical R 4 is hydrogen or fluorine.
  • radicals R 3 and R 4 are hydrogen.
  • the radical R 5 is preferably selected from the group consisting of hydrogen, C- ⁇ -6 alkyl, C 2- 6 alkenyl, C 2- 6 alkynyl, Cs 7 cycloalkyl, Cs-yCycloalkyl-Ci-s-alkyl-, C 3-7 cycloalkenyl, C 3-7 cycloalkenyl-Ci 3 alkyl, heterocyclyl, heterocyclyl-Ci -3 alkyl, aryl, aryl-alkyl Ci -3 alkyl, heteroaryl, and heteroaryl-Ci -3, wherein the above-mentioned optionally substituted independently more radicals selected from the group consisting of fluorine, chlorine, bromine, or with a, iodine, hydroxy, carboxy, cyano, nitro, Ci -3 alkyl, Ci -3 alkoxy, Ci -3 alkyl-S-, aryl, heteroaryl, heteroaryl-Ci -3, wherein the above-
  • radicals R 5 are selected from the group consisting of Ci- 6 alkyl, cyclopropyl, Cs-e-cycloalkyl-Cis-alkyl and phenyl-Ci -3 alkyl, wherein the above-mentioned optionally substituted independently with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, iodine, cyano, hydroxy, carboxy, C- ⁇ -4 alkyl, Ci -4 alkoxy, and (R 12) 2 N - may be substituted.
  • R 5 is a Ci -4 alkyl or cyclopropyl group, wherein one or more hydrogen atoms of the above radicals may optionally be replaced by fluorine atoms.
  • Ci -4 alkyl group is particularly especially the n-butyl group is particularly preferred.
  • the radical R 6 is preferably selected from the group consisting of hydrogen, C- ⁇ -6 alkyl, C2-6 alkenyl, C 2- 6 alkynyl, C 3 - 7 cycloalkyl, C 3-7 cycloalkyl-Ci alkyl 3, C 3-7 cycloalkenyl, C 3-
  • radicals R 6 are groups selected from the group consisting of hydrogen, Ci -6 alkyl, C 2-6 alkenyl, C 2-6 nyl- -AIkJ, Cs-e-cycloalkyl, C 3-6 - cycloalkyl-Ci -3 alkyl, heterocyclyl, heterocyclyl-Ci -3 alkyl, phenyl, phenyl-Ci -3 - alkyl, heteroaryl and heteroaryl-Ci -3 alkyl, wherein by the above heteroaryl groups are understood to be 5- or 6-membered aromatic heteroaryl groups containing 1, 2 or 3 heteroatoms selected from N, O and S and wherein the above-mentioned radicals are optionally independently of one another with one or more radicals selected from the group consisting of fluorine , chloro, bromo, carboxy, hydroxy, cyano, Ci -3 alkyl, Ci -3 alkoxy, Ci -3 alkoxy-Ci -3 alkyl,
  • radicals R 6, which are selected from the group are very particularly preferably consisting of hydrogen, hydrogen, Ci -6 alkyl, C3 -6 cycloalkyl, C 3-5 - cycloalkyl-Ci- 3 alkyl, phenyl-Ci -3 alkyl and tetrahydropyranyl-Ci -3 alkyl, wherein the above mentioned groups optionally substituted independently with one or more radicals selected from the group consisting of fluorine, pyrrolidin-1 - ylmethyl, hydroxy, cyano -, Ci, Ci, hydroxy-Ci, (R 12) 2 N-, (R 12) 2 N-alkyl- Ci -3 alkyl alkoxy -3 -3 -3 alkyl, (R 12 ) 2 N-CO-N (R 12 ) - and (R 12 ) 2 N-SO 2 - may be substituted.
  • Particularly preferred radical R 6 is a cyclopropyl-cis-alkyl- or phenyl-C 1-3 -alkyl group, where the phenyl group may optionally be substituted by one or more amino groups.
  • the radical R 7 is preferably selected from the group consisting of hydrogen and a Ci -4 alkyl group, wherein one or more hydrogen atoms of the Ci -4 alkyl group may be replaced by fluorine. Particularly preferred are those compounds in which R 7 represents a hydrogen atom.
  • the radical R 8 is preferably selected from the group consisting of heterocyclyl, heterocyclyl-Ci-3-alkyl, C 3- 7 cycloalkenyl, aryl-Ci -3 alkyl, heteroaryl, heteroaryl-Ci -3 alkyl, R 13 -O-, R 13 O-Ci -3 - alkyl, R 10 -SO 2 - (R 11) N- and R 10 -CO- (R 11 ) N-, where the above mentioned groups optionally substituted independently more groups selected from the group consisting of Ci -4 alkyl, fluoro, chloro, bromo, hydroxy, oxo, carboxy, cyano with one or nitro , C 3 -7-Cycloalkyl-, heterocyclyl-, (R 12 ) 2 N-, (R 12 ) 2 N-CO-, R 13 -CO-, R 13 -O-CO-, R 12 -CO- ( R 12 ) N-
  • radicals R 8 are radicals selected from the group consisting of C 1-4 -alkoxy, C 3-8 -cycloalkyl-oxy, C 1-8 -cycloalkyl-C 1-6 -alkoxy, R 10 -SO 2 - (R 11 ) N- and R 10 -CO- (R 11) N-, where the above mentioned groups optionally substituted independently more radicals selected from the group consisting of fluorine, chlorine, bromine, carboxy, cyano with one or Ci -3 alkyl , Ci -3 alkoxy -, C- ⁇ -4 alkyl-S-, R 13 -CO-, R 13 -O-CO-, R 12 -SO 2 -, F 3 C-, HF 2 C- , FH 2 C-, F 3 CO-, HF 2 CO-, FH 2 CO- and (R 12 ) 2 N-CO- may be substituted.
  • the radical R 8 has the meaning R 10 -SO 2 - (R 11 ) N- or R 10 -CO- (R 11 ) N-.
  • Preferred radicals R 9 are each independently selected from the group consisting of hydrogen, fluorine, chlorine, bromine, methyl, F 2 HC, FH 2 C- and F 3 C-, wherein the radicals hydrogen, fluorine, chlorine or bromine are particularly preferred and the remainder of hydrogen is most preferred.
  • R 8 is selected from the group consisting of heterocyclyl, heterocyclyl Ci -3 alkyl, C 3-7 cycloalkenyl, aryl-Ci -3 alkyl , heteroaryl, heteroaryl-Ci -3 alkyl, R 13 - O-, R 13 -alkyl, -OC 1 -3, R 10 -SO 2 - (R 11) N- and R 10 -CO- (R 11) N-, where the above mentioned groups optionally substituted independently more groups selected from the group consisting of Ci -4 alkyl, fluoro, chloro, bromo, hydroxy, oxo, carboxy, cyano or a nitro -, C 3-7 -cycloalkyl-, heterocyclyl-, (R 12 ) 2 N-, (R 12 ) 2 N-CO-, R 13 -CO-, R 13 -O-CO-, R 12 -CO- (R 12 ) N-
  • Particularly preferred compounds of the invention are those where R 8 alkoxy Ci- 4 alkoxy, Cs-e-cycloalkyl-oxy, C 3-6 cycloalkyl-Ci- 3, R 10 -SO 2 - (R 11) N- or R 10 -CO- (R 11 ) N-, where the abovementioned radicals are, if desired, independently of one another with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, carboxy, cyano, C 1-3 alkyl, Ci -3 alkoxy, Ci -4 alkyl-S-, R 13 - CO-, R 13 -O-CO-, R 12 -SO 2 -, F 3 C-, HF 2 C-, FH 2 C-, F 3 CO-, HF 2 CO-, FH 2 CO- and (R 12 ) 2 N-CO- may be substituted, and R 9 are each independently hydrogen, fluorine, chlorine or bromine.
  • R 8 R 10 -SO 2 - (R 11 ) N- or R 10 -CO- (R 11 ) N- and R 9 are each independently of one another hydrogen, fluorine, chlorine or bromine , particularly preferably hydrogen, means.
  • the radical R 10 is preferably selected from the group consisting of C 2 - 6 alkenyl, C 2 - 6 alkynyl, C 3-7 cycloalkyl C- ⁇ - 3 alkyl, heterocyclyl, heterocyclyl-Ci- 3 alkyl, C 3-7 cycloalkenyl, C 3- y-cycloalkenyl-Ci-s-alkyl, heteroaryl, heteroaryl-Ci- 3 alkyl and (R 12) 2 N-, where the groups mentioned above selected optionally substituted with one or more radicals from the group consisting of fluorine, chlorine, bromine, hydroxy, carboxy, cyano, nitro, Ci -3 alkyl, heterocyclyl, heterocyclyl -C -3 alkyl, Ci -3 alkoxy, hydroxy-Ci -3 alkyl, R 12 -CO (R 12) N-, R 12 -SO 2 (R 12) N- , (R 12) 2 N-
  • R 10 are groups selected from the group heterocyclyl, heteroaryl, heteroaryl-Ci -3 alkyl, and (R 12) 2 N-, wherein to be understood under the above-mentioned heteroaryl groups 5- or 6-membered aromatic heteroaryl groups are those containing 1, 2 or 3 heteroatoms selected from N, O and S and wherein the above-mentioned radicals optionally independently of one another with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, hydroxy, cyano, Ci -3 alkyl, Ci -3 alkyl alkoxy, heterocyclyl, heterocyclyl-Ci -3, hydroxy-Ci -3 - alkyl-, (R 12) 2 N-, and (R 12) 2 N-C 3 -alkyl may be substituted.
  • R 10 are radicals selected from the group consisting of morpholinyl, piperidinyl, 4-methylpiperidinyl, pyrrolidinyl, pyridyl and (CH 3 ) 2 N-, where the abovementioned radicals, where appropriate, independently of one another with one or more radicals selected from the group fluorine, chlorine and bromine may be substituted.
  • the radical R 11 is preferably selected from the group consisting of Ci- 6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, C 3- 7 cycloalkyl-Ci- 3 alkyl, aryl, aryl-Ci- 3 alkyl, heterocyclyl, heterocyclyl-Ci- 3 alkyl, heteroaryl and heteroaryl-Ci -3 alkyl, wherein the above radicals are optionally substituted independently more radicals selected from the group consisting of fluorine, chlorine, bromine, hydroxy, cyano, Ci -3 alkyl, Ci -3 alkoxy, hydroxy-Ci -3 alkyl with one or , Heterocyclyl, heterocyclyl-C 1-3 -alkyl, (R 12 ) 2 N- and (R 12 ) 2 N-C 1-3 -alkyl.
  • R 11 are groups selected from the group consisting of C- ⁇ - 6 alkyl, heterocyclyl, heterocyclyl alkyl -C -3, Cs 6 cycloalkyl-Ci-s-alkyl, phenyl, Phenyl-C 1-3 -alkyl-, heteroaryl- and heteroaryl-C 1-3 -alkyl-, where the above-mentioned heteroaryl radicals are to be understood as meaning 5- or 6-membered aromatic heteroaryl radicals which contain 1, 2 or 3 heteroatoms selected from N , O and S and wherein the above mentioned groups optionally substituted independently more radicals selected from the group consisting of fluorine, chlorine, bromine, hydroxy, cyano, Ci -3 alkyl with one or Ci -3 alkoxy , hydroxy-Ci -3 alkyl, heterocyclyl, heterocyclyl-Ci- 3 alkyl, (R 12) 2 N-, and (R 12) 2 N-Ci- 3 may be substitute
  • R 11 are radicals selected from the group consisting of methyl, ethyl, phenyl or 4-fluorophenyl, where the abovementioned radicals are, if desired, independently of one another with one or more radicals selected from the group consisting of fluorine, chlorine and bromine may be substituted.
  • R 10 is selected from the group consisting of C 2- 6 alkenyl, C 2- 6-alkynyl, C 3-7 - alkyl cycloalkyl-Ci- 3, heterocyclyl, heterocyclyl-Ci- 3 alkyl, C 3-7 cycloalkenyl, C 3- 7 cycloalkenyl-Ci -3 alkyl, heteroaryl, heteroaryl-Ci -3 alkyl, and (R 12) 2 N- wherein the above groups optionally substituted by one or more radicals selected from the group consisting of fluorine, chlorine, bromine, hydroxy, carboxy, cyano, nitro, Ci -3 alkyl, heterocyclyl, heterocyclyl -C - 3 alkyl, Ci -3 alkoxy, hydroxy-Ci -3 alkyl, R 12 -CO (R 12) N-, R 12 -SO 2 (R 12) N-, (R 12) 2 N -, (R 12)
  • R 11 is selected from the group consisting of Ci -6 alkyl, C 2-6 alkenyl, C 2-6 - alkynyl, Cs-y-cycloalkyl-Cis-alkyl, aryl, aryl-Ci- 3 -alkyl-, heterocyclyl, heterocyclyl-C- ⁇ - 3 -alkyl, heteroaryl and heteroaryl -Ci -3 -alkyl-, wherein the above-mentioned radicals optionally substituted independently more radicals selected from the group consisting of fluorine, chlorine, bromine, hydroxy, cyano, Ci-C3 alkyl, Ci- 3 alkoxy, hydroxy-Ci -3 alkyl with one or heterocyclyl -, heterocyclyl-C 1-3 -alkyl-, (R 12 ) 2 N- and (R 12 ) 2 -N-C 1-3 -alkyl- may be substituted,
  • R 10 is selected from the group consisting of alkyl heterocyclyl, heteroaryl, heteroaryl-Ci -3 and (R 12) 2 N-, wherein by the above-mentioned heteroaryl 5 or 6 are understood to mean straight-chain aromatic heteroaryl radicals which contain 1, 2 or 3 heteroatoms selected from N, O and S and where the abovementioned radicals are, if desired, independently of one another with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, hydroxy, cyano, Ci-C3 alkyl, Ci- 3 alkoxy, heterocyclyl, heterocyclyl-Ci -3 alkyl, hydroxy-Ci -3 alkyl, (R 12) 2 N- and ( R 12 ) may be substituted by 2 N-Ci- 3 -alkyl, and R 11 is selected from the group consisting of Ci -6 alkyl, heterocyclyl, heterocyclyl-C 3 -alkyl, C
  • R 10 is selected from the group consisting of morpholinyl, piperidinyl, 4-methylpiperidinyl, pyrrolidinyl, pyridyl and (CH 3 ) 2 N-, where the abovementioned radicals are, where appropriate, independently of one another may be substituted by one or more radicals selected from the group consisting of fluorine, chlorine and bromine, and R 11 is selected from the group consisting of methyl, ethyl, phenyl and 4-fluorophenyl, where the abovementioned radicals, where appropriate, independently of one another may be substituted with one or more radicals selected from the group fluorine, chlorine and bromine.
  • a C 2-6 alkylene bridge is preferred such that, including the nitrogen atom joined to R 11 and the SO 2 or CO group associated with R 10 a heterocyclic ring is formed, wherein one or two -CH 2 groups of the C 2 -6-alkylene bridge independently of one another by O, S or -N (R 12 ) - may be replaced such that in each case two O, S or N atoms or an O with an S atom are not directly connected to one another, and wherein the C atoms of the abovementioned C 2-6 -alkylene bridge are optionally independently of one another with one or more radicals selected from the group consisting of fluorine, hydroxy, carboxy, F 3 C-, Ci -3 - alkyl and Ci -3 alkoxy may be substituted.
  • heterocyclic rings of the formulas (IIa), (IIb), (Mc) or (Md) are particularly preferred.
  • radical R 8 in combination with the radicals R 10 and R 11 forms heterocyclic rings of the formulas (IIa), (IIb), (Mc) or (Md) and the others Radicals and groups are defined as above or below.
  • the radical R 12 is preferably in each case independently selected from the group consisting of hydrogen and a C 1 -C 6 -alkyl group where one or more hydrogen atoms of the C 1 -C 6 -alkyl group may be replaced by fluorine.
  • Particularly preferred radicals R 12 are each independently hydrogen or a Ci -6 alkyl group.
  • the most preferred radicals R 12 are each independently hydrogen or a methyl group.
  • the radical R 13 is preferably independently selected from the group consisting of hydrogen and Ci -3 alkyl, wherein one or more hydrogen atoms of the Ci -3 - group may be replaced by fluorine.
  • radicals R 13 are each independently of one another hydrogen or a methyl group.
  • A, B, L, i, R 1 , R 2 , R 5 , R 6 , R 7 , R 8 , R 10 , R 11 , R 12 and R 13 have the meanings given above.
  • Ci -4 -alkylene bridge wherein the Ci -4 -alkylene bridge may optionally be substituted independently more radicals selected from the group consisting of fluoro, hydroxy, carboxy, cyano, nitro, F 3 C or with a -, HF 2 C-, FH 2 C-, Ci- 4 -alkyl, Cs- 7- cycloalkyl, Cs-yCycloalkyl-Ci-s-alkyl, heterocyclyl, heterocyclyl-Ci- 3 -alkyl, aryl -, aryl-Ci -3 alkyl alkyl, heteroaryl, heteroaryl-Ci- 3, R 13 -O- (R 12) 2 N-SO 2 - may be substituted and (R 12) 2 N- , and wherein two -4 -alkylene bridge bound to the same carbon atom of the Ci Ci -4 alkyl radicals to form a C 3-7 - cycloalkyl group may be
  • R 1 is hydrogen, Ci -6 alkyl, C 2 - 6 alkenyl, C 2 - 6 alkynyl, Cs-y-cycloalkyl, C 3-7 - cycloalkyl-Ci 3 alkyl, heterocyclyl , heterocyclyl-Ci- 3 alkyl, aryl, aryl Ci 3 alkyl, heteroaryl or heteroaryl-Ci -3 alkyl, wherein the above mentioned groups optionally substituted independently with one or more radicals selected from the
  • R 2 de-alkyl, C 2 - 6 alkenyl, C 2 - 6 alkynyl, C 1-6 -alkoxy-C 1 -3 alkyl, C 1 -6 alkyl
  • a group consisting of fluorine, chlorine, bromine, iodine, F 3 C, HF 2 C, FH 2 C, hydroxy, carboxy, cyano, nitro, C 1 -3 alkyl, (R 12 ) 2 N, (R 12 ) 2 N-SO 2 -, R 12 -CO- (R 12 ) N, R 12 -SO 2 (R 12 ) N-, (R 12 ) 2 NC 1-3 -alkyl -, (R 12 ) 2 N-CO-, R 13 -O- and R 13 -O-C 1-3 -alkyl may be substituted,
  • R 5 is hydrogen, C 1-6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, Cs-y cycloalkyl, C 3-7 cycloalkyl C 1-3 alkyl, C 3-7 cycloalkenyl, C 3-7 cycloalkenyl-C 1 -3 alkyl, heterocyclyl, heterocyclyl-C 1 -3 alkyl, aryl, aryl-C 1 -3 alkyl, heteroaryl -, or heteroaryl-C 1 -3 -alkyl-, wherein the above-mentioned optionally substituted independently with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, iodine, hydroxy, carboxy, cyano, nitro, Ci -3 alkyl, Ci -3 - alkoxy, Ci -3 alkyl-S-, aryl, heteroaryl, heteroaryl-Ci-3-alkyl, aryl-Ci -3 alkyl
  • R 6 is hydrogen, Ci -6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, C 3 -7-cycloalkyl, C 3-7 - cycloalkyl-Ci- 3 alkyl, C 3 - 7 -cycloalkenyl, C 1 -C 10 -cycloalkenyl-C 1 -s-alkyl, heterocyclyl, heterocyclyl-C 1-3 -alkyl, aryl, aryl-C 1-3 -alkyl, heteroaryl or heteroaryl-C 1-4 -alkyl 3 alkyl, wherein the above-mentioned optionally substituted independently more radicals selected from the group consisting of fluorine, chlorine, bromine, or with a, iodo, hydroxy, carboxy, cyano, nitro, Ci -3 alkyl , C 3 -7-cycloalkyl, heterocyclyl, heterocyclyl, heterocyclyl
  • R 7 is hydrogen or Ci -4 alkyl, wherein one or more hydrogen atoms of the Ci -4 alkyl group may be replaced by fluorine,
  • R 8 heterocyclyl, heterocyclyl-Ci- 3 alkyl, C 3-7 cycloalkenyl, aryl-Ci- 3 alkyl, heteroaryl, heteroaryl-Ci -3 alkyl, R 13 -O-, R 13 -O-Ci -3 alkyl, R 10 -SO 2 -
  • R 11 N-, or R 10 -CO- (R 11) N-, where the above mentioned groups optionally substituted independently with one or more radicals selected from the group consisting of Ci -4 alkyl, fluorine, chlorine, bromine , Hydroxy, oxo, carboxy, cyano, nitro, C 3 -7-cycloalkyl, heterocyclyl, (R 12 ) 2 N-,
  • R 11 Ci 6 alkyl, C 2-6 alkenyl, C 2-6 nyl- -AIkJ, Cs-y-cycloalkyl-Ci-s-alkyl, aryl, aryl-Ci- 3 alkyl , Heterocyclyl, heterocyclyl-C 1-3 -alkyl, heteroaryl or heteroaryl-C 1-3 -alkyl-, where the abovementioned radicals are, if desired, independently of one another with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, hydroxy, cyano, Ci -3 alkyl, C- ⁇ - 3 alkoxy, hydroxy-Ci -3 alkyl, heterocyclyl, heterocyclyl-Ci- 3 alkyl, (R 12) 2 N- and (R 12) 2 N-Ci -3 alkyl may be substituted, or
  • R 10 and R 11 together form a C 2- 6-alkylene bridge form, so that under
  • a heterocyclic ring is formed, where one or two -CH 2 groups of the C 2- 6-alkylene bridge independently of one another by O, S or -N (R 12 ) - may be replaced so that in each case two O, S or N atoms or an O are not directly connected to an S atom, and wherein the C atoms of the above-mentioned C 2-6 -alkylene bridge may optionally be substituted independently of one another more radicals selected from the group consisting of fluoro, hydroxy, carboxy, F 3 C-, Ci -3 alkyl and Ci with one or alkoxy -3 .
  • R 12 is hydrogen or a Ci-6-alkyl group wherein one or more hydrogen atoms of the Ci -6 alkyl group by
  • Fluorine can be replaced,
  • R> 13 is hydrogen or a Ci -3 alkyl group wherein one or more hydrogen atoms of the Ci -3 alkyl group may be replaced by fluorine,
  • Ci- 4 alkylene bridge is a Ci- 4 alkylene bridge, wherein the Ci -4 -alkylene bridge may optionally be substituted independently more radicals selected from the group consisting of fluorine, Ci -4 alkyl, phenyl or benzyl may be substituted with one or and wherein two -4 -alkylene bridge bound to the same carbon atom of the Ci Ci -4 alkyl radicals to form a C 3 - 6 cycloalkyl group may be connected to each other, and wherein the above mentioned groups and from C 6 cycloalkyl radical from the group consisting of fluoro, hydroxy and Ci -3 alkoxy can optionally be substituted independently of one another selected with one or more radicals - -4 -alkyl radicals formed C3
  • R 1 is hydrogen, Ci -4 alkyl, C 3 - 4 alkenyl, C 3-6 cycloalkyl, C 3-6 cycloalkyl d- 3 alkyl, wherein the above mentioned groups optionally substituted independently with one or more radicals selected from the group consisting of fluoro, hydroxy and Ci -3 alkoxy may be substituted,
  • R 5 C- ⁇ - 6 alkyl, cyclopropyl, C 3 - 6 cycloalkyl-Ci- 3 alkyl or phenyl-Ci -3 - alkyl, wherein the above mentioned groups optionally substituted independently with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, iodine, cyano, hydroxy, carboxy, Ci -4 alkyl, Ci -4 alkoxy, and (R 12) 2 N- may be substituted,
  • R 6 is hydrogen, Ci -6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, C 3-6 cycloalkyl, C 3-6 - cycloalkyl-Ci -3 alkyl, heterocyclyl -, heterocyclyl-Ci -3 alkyl, phenyl, phenyl-Ci -3 alkyl, heteroaryl or heteroaryl-Ci -3 alkyl, wherein membered 6 under the above-mentioned heteroaryl groups 5- or aromatic heteroaryl groups to which contain 1, 2 or 3 heteroatoms selected from N, O and S and where the abovementioned radicals are, if desired, independently of one another with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, carboxy, hydroxyl, cyano,
  • R 7 is hydrogen or Ci -4 alkyl, wherein one or more hydrogen atoms of the Ci -4 alkyl group may be replaced by fluorine,
  • R 10 heterocyclyl, heteroaryl, heteroaryl-Ci -3 alkyl, or (R 12) 2 N- wherein by the above-mentioned heteroaryl 5- or 6-membered aromatic heteroaryl are meant radicals containing 1, 2 or 3 Heteroatoms selected from N, O and S included and wherein the above-mentioned selected optionally independently substituted with one or more radicals from the group consisting of fluorine, chlorine, bromine, hydroxy, cyano, Ci -3 alkyl, C- ⁇ - 3 alkoxy, heterocyclyl, heterocyclyl-Ci- 3 alkyl, hydroxy-Ci -3 alkyl, (R 12) 2 N-, and (R 12) 2 may be substituted N-Ci-3-alkyl-, and
  • R 11 Ci 6 alkyl, heterocyclyl, heterocyclyl-Ci- 3 alkyl, C 3 - 6 cycloalkyl-Ci- 3 - alkyl, phenyl, phenyl Ci 3 alkyl, heteroaryl, or Heteroaryl-C 1-3 -alkyl-, where the above-mentioned heteroaryl radicals are to be understood as meaning 5- or 6-membered aromatic heteroaryl radicals which are 1, 2 or 3
  • (R 12 ) 2 N- and (R 12 ) 2 N-Ci- may be substituted 3- alkyl, or
  • R 10 and R 11 together form a C 2-6 alkylene bridge, so that under
  • a heterocyclic ring is formed, where one or two -CH 2 groups of the C 2- 6-alkylene bridge independently of one another by O, S or -N (R 12 ) - may be replaced so that in each case two O, S or N atoms or an O are not directly connected to an S atom, and wherein the C atoms of the above-mentioned C -3 alkoxy may be substituted 2- 6-alkylene bridge optionally substituted independently with one or more radicals selected from the group consisting of fluoro, hydroxy, carboxy, F 3 C-, Ci -3 alkyl and Ci , and
  • R 12 is hydrogen or a Ci -6 alkyl group wherein one or more hydrogen atoms of the C- ⁇ -6 alkyl group may be replaced by fluorine, means.
  • Ci -4 alkyl or Ci -4 alkoxy are each independently hydrogen, fluorine, chlorine, bromine, hydroxy, Ci -4 alkyl or Ci -4 alkoxy, wherein the above-mentioned groups may be optionally substituted with one or more fluorine atoms, and
  • B is selected from the group consisting of wherein one or more hydrogen atoms may optionally be replaced by fluorine.
  • R 2 is n-propyl, n-butyl, 2-propynyl, 2-butynyl, cyclohexylmethyl,
  • Cyclopentylmethyl phenylmethyl, 2-phenylethyl, pyridylmethyl, furanylmethyl, thienylmethyl or thiazolylmethyl, where the abovementioned propyl, butyl, propynyl, butynyl,
  • Cyclohexylmethyl and cyclopentylmethyl radicals optionally with one or more fluorine atoms and the pyridylmethyl, furanylmethyl, thienylmethyl or thiazolylmethyl radicals optionally together with one or more radicals selected from the group consisting of fluorine, chlorine, bromine, methyl, F 3 C-, HF 2 C, FH 2 C- and H 2 N- may be substituted,
  • R 5 is C 1-4 -alkyl or cyclopropyl, where one or more hydrogen atoms of the abovementioned radicals may optionally be replaced by fluorine atoms,
  • R 6 is hydrogen, C 1-6 alkyl, C 3 - 6 cycloalkyl, C 3-5 cycloalkyl-Ci- 3 alkyl, phenyl-C- ⁇ - 3 alkyl or tetrahydropyranyl-Ci- 3 -alkyl-, wherein the above-mentioned radicals are optionally selected independently of one another with one or more radicals selected from among
  • R 10 is morpholinyl, piperidinyl, 4-methylpiperidinyl, pyrrolidinyl, pyridyl and (CH 2 ) 2 N-, where the abovementioned radicals are optionally substituted independently of one another by one or more radicals selected from the group consisting of fluorine, chlorine and bromine can,
  • R 11 is methyl, ethyl, phenyl or 4-fluorophenyl, where the abovementioned radicals may optionally be substituted independently of one another by one or more radicals selected from among fluorine, chlorine and bromine, or
  • Particularly preferred individual compounds are selected from the group consisting of:
  • halogen denotes an atom selected from the group consisting of F, Cl, Br and I.
  • Ci -n- alkyl where n, if not otherwise indicated, may have a value of 1 to 10, means a saturated, branched or unbranched hydrocarbon group having 1 to n carbon atoms. Examples of such groups include methyl, ethyl, n-propyl, iso-propyl, butyl, iso-butyl, sec-butyl, tert-butyl, n-pentyl, iso-pentyl, neo-pentyl, tert-pentyl, n-hexyl, isohexyl etc.
  • Ci -n- alkylene where n, if not otherwise indicated, may have a value of 1 to 8, means a saturated, branched or unbranched hydrocarbon bridge having 1 to n carbon atoms.
  • groups include methylene (-CH 2 -), ethylene (-CH 2 -CH 2 -), 1-methyl-methylene (-CH (CH 3 ) -), 1-methyl-ethylene (-CH (CH 3 ) -CH 2 -), 1, 1-dimethyl-ethylene (-C (CH 2 ) 2 -CH 2 -), n-prop-1, 3-ylene (- CH 2 -CH 2 -CH 2 -), 1 - Methylprop-1, 3-ylene (-CH (CH 3 ) -CH 2 -CH 2 -), 2-methylprop-1, 3-ylene (-CH 2 -CH (CH 3 ) -CH 2 -), etc. , as well as the corresponding mirror-image forms.
  • groups include ethenyl, 1-propenyl, 2-propenyl, iso-propenyl, 1-butenyl, 2-butenyl, 3 Butenyl, 2-methyl-1-propenyl, 1-pentenyl, 2-pentenyl, 3-pentenyl, 4-pentenyl, 3-methyl-2-butenyl, 1-hexenyl, 2-hexenyl, 3-hexenyl, 4-hexenyl, 5-hexenyl etc.
  • C 2 - s alkynyl wherein n unless otherwise stated, has a value of 2 to 6, denotes a branched or unbranched hydrocarbon group with 2 to n C atoms and a C ⁇ C triple bond.
  • groups include ethynyl, 1-propynyl, 2-propynyl, 1-butynyl, 2-butynyl, 3-butynyl, 1-pentynyl, 2-pentynyl, 3-pentynyl, 4-pentynyl, 1-hexynyl, 2-hexynyl, 3-hexynyl, 4-hexynyl, 5-hexynyl, etc.
  • Ci-n alkoxy or Ci -n alkyloxy denotes a Ci-n-alkyl-O group wherein n Ci- alkyl is as defined above.
  • examples of such groups include methoxy, ethoxy, n-propoxy, iso -propoxy, n-butoxy, iso-butoxy, sec-butoxy, tert-butoxy, n-pentoxy, iso-pentoxy, neo-pentoxy, tert-pentoxy, n- Hexoxy, iso-hexoxy etc.
  • C-3-n-cycloalkyl denotes a saturated monocyclic group having 3 to n C atoms. Examples of such groups include cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl.
  • C 3 - n -cycloalkyloxy refers to a C 3 - n -cycloalkyl-O-group in which C 3- n -cycloalkyl is as defined above.
  • Examples of such groups include cyclopropyloxy, cyclobutyloxy, cyclopentyloxy, cyclohexyloxy, cycloheptyloxy, etc.
  • C 3 - n -cycloalkyl-ci-alkoxy designates a C 5 - n -cycloalkyl group, in which C 3- n -cycloalkyl is as defined above and the group having a C 1 -n -alkoxy group via a carbon atom the Ci -n alkoxy group is connected.
  • Examples of such groups include cyclopropylmethyloxy, cyclobutylethyloxy, cyclopentylmethyloxy, cyclohexylmethyloxy, cyclohexylethyloxy, etc.
  • heterocyclyl as used in this application denotes a saturated five, six or seven membered ring system or a 5-12 membered bicyclic ring system comprising one, two, three or four heteroatoms selected from N, O and / or S, such as for example, a morpholinyl, piperidinyl, piperazinyl, thiomorpholinyl, oxathianyl, dithianyl, dioxanyl, pyrrolidinyl, tetrahydrofuranyl, dioxolanyl, oxathiolanyl, imidazolidinyl, tetrahydropyranyl, pyrrolinyl, tetrahydrothienyl, oxazolidinyl
  • aryl denotes a phenyl, biphenyl, indanyl, indenyl, 6,7,8,9-tetrahydrobenzocycloheptenyl, 1,2,3,4-tetrahydronaphthyl or naphthyl radical.
  • heteroaryl used in this application denotes a heterocyclic, mono- or bicyclic aromatic ring system which, in addition to at least one C atom, comprises one or more heteroatoms selected from N, O and / or S, where the term heteroaryl also includes the partially hydrogenated heterocyclic, comprising aromatic ring systems.
  • Examples of such groups are pyrrolyl, furanyl, thienyl, pyridyl-N-oxide, thiazolyl, imidazolyl, oxazolyl, triazinyl, triazolyl, triazolyl, 1, 2,4-oxadiazoyl, 1, 3 , 4-oxadiazoyl, 1, 2,5-oxadiazoyl, isothiazolyl, isoxazolyl, 1, 2,4-thiadiazolyl, 1, 3,4-thiadiazolyl, 1, 2,5-thiadiazolyl, pyrazolyl , Pyrimidyl, pyridazinyl, pyrazinyl, tetrazolyl, pyridyl, indolyl, isoindoyl, indolizinyl, imidazopyridinyl, imidazo [1,2-a] pyridinyl, pyrrolopyrimidinyl, purinyl,
  • Preferred heteroaryl groups are furanyl, thienyl, thiazolyl, imidazolyl, isoxazolyl, pyrazolyl, pyridyl, indolyl, benzofuranyl, 1,3-benzodioxolyl, 2,3-dihydrobenzofuranyl and 2,3-dihydrobenzo [1 , 4] dioxinyk
  • pyrazole includes the isomers 1 H, 3H and 4H-pyrazole.
  • Pyrazolyl is preferably 1H-pyrazolyl.
  • imidazole includes the isomers 1 H, 2H and 4H imidazole.
  • a preferred meaning of imidazolyl is 1H-imidazolyl.
  • the meaning triazole includes the isomers 1 H, 3H and 4H- [1, 2,4] triazole and 1 H, 2H and 4H [1,2,3> triazole.
  • the meaning triazolyl therefore includes 1 H- [1, 2,4] -triazole-1 -, 3- and 5-yl, 3H- [1, 2,4] -triazol-3 and 5-yl, 4H- [ 1, 2,4] -triazoh3, 4- and 5-yl, 1 H- [1,2,3] -TriazoM-, 4- and 5-yl, 2H- [1, 2,3] -triazole 2-, 4- and 5-yl and 4H- [1,2,3] triazole-4 and 5-yl.
  • tetrazole includes the isomers 1H, 2H and 5H-tetrazole.
  • the meaning tetrazolyl therefore includes 1 H-tetrazol-1 - and 5-yl, 2H-tetrazol-2 and 5-yl and 5H-tetrazol-5-yl.
  • indole includes the isomers 1 H and 3H indole.
  • indolyl is preferably 1H-indol-1-yl.
  • the meaning isoindole includes the isomers 1 H and 2H isoindole.
  • the bond can be to one of the abovementioned heterocyclic or heteroaromatic groups, via a C atom or optionally an N atom.
  • these can also be represented in the form of a structural formula.
  • An asterisk ( * ) in the structural formula of the substituent is understood to be the point of attachment to the remainder of the molecule.
  • the residues N-piperidinyl (a), 4-piperidinyl (b), 2-ToIyI (c), 3-ToIyI (d) and 4-thiol (e) are depicted as follows:
  • each hydrogen atom on the substituent can be removed and the valence liberated thereby serves as a binding site to the remainder of a molecule.
  • a bond of a substituent to the center of the group A is shown, unless otherwise stated, means that this substituent may be bonded to any free, H-atom bearing position of the group A.
  • radicals and substituents described above may, unless otherwise indicated, be monosubstituted or polysubstituted by fluorine.
  • Preferred fluorinated alkyl radicals are fluoromethyl, difluoromethyl and trifluoromethyl.
  • Preferred fluorinated Alkoxy radicals are fluoromethoxy, difluoromethoxy and trifluoromethoxy.
  • Preferred fluorinated alkylsulfinyl and alkylsulfonyl groups are trifluoromethylsulfinyl and trifluoromethylsulfonyl.
  • Compounds of general formula I can therefore be used as internal salts, as salts with pharmaceutically acceptable inorganic acids such as hydrochloric acid, sulfuric acid, phosphoric acid, sulfonic acid or organic acids (such as maleic acid, fumaric acid, citric acid, tartaric acid, acetic acid or trifluoroacetic acid) or as salts with pharmaceutically acceptable Bases such as alkali or alkaline earth metal hydroxides or carbonates, zinc or ammonium hydroxides or organic amines such as Diethylamine, triethylamine, triethanolamine, and the like. available.
  • pharmaceutically acceptable inorganic acids such as hydrochloric acid, sulfuric acid, phosphoric acid, sulfonic acid or organic acids (such as maleic acid, fumaric acid, citric acid, tartaric acid, acetic acid or trifluoroacetic acid) or as salts with pharmaceutically acceptable Bases such as alkali or alkaline earth metal hydroxides or carbonates, zinc or ammoni
  • the compounds according to the invention can be obtained by using synthesis methods known in principle from those known to those skilled in the art (see, for example: Houben Weyl - Methods of Organic Chemistry, Vol. E22, Synthesis of Peptides and Peptidomimetics, M. Goodman, A. Felix, L. Moroder , C. Toniolo Eds., Georg Thieme Verlag Stuttgart, New York).
  • the skilled worker is the synthesis of the compounds of the invention with knowledge of their structure starting from known starting materials without further information possible.
  • the compounds can be obtained according to the manufacturing method explained in more detail below.
  • Scheme A exemplifies the synthesis of the compounds of the invention.
  • an amide is prepared by standard coupling techniques.
  • the resulting after deprotection amine is reductively aminated with a Boc-protected amino aldehyde.
  • the amine formed after renewed deprotection is coupled to the final product with an isophthalic acid monoamide building block.
  • amino isophthalic acid diester is reacted with a corresponding sulphonyl chloride, the sulphonamide nitrogen is alkylated and one of the two ester groups is cleaved. It is then coupled with a Dipeptidbaustein, which is prepared according to Scheme A by reductive amination, saponified the ester function and the acid coupled with a corresponding amine to the final product.
  • Dipeptidbaustein which is prepared according to Scheme A by reductive amination, saponified the ester function and the acid coupled with a corresponding amine to the final product.
  • the compounds of the formula (I) can be converted into their salts, in particular for the pharmaceutical application, into their physiologically and pharmacologically tolerable salts. These salts can on the one hand as physiologically and pharmacologically acceptable acid addition salts of
  • the alkali and alkaline earth metal salts of the compound of formula (I) with acidic hydrogen are preferably the alkali and alkaline earth hydroxides and hydrides into consideration, the hydroxides and hydrides of the alkali metals, especially of sodium and potassium preferably, sodium and Potassium hydroxide are particularly preferred.
  • the compounds of the general formula (I) according to the invention and their corresponding pharmaceutically acceptable salts are in principle suitable for treating and / or preventing all those conditions or diseases which are caused by a pathological form of the ⁇ -amyloid peptide, such as ⁇ -amyloid peptide.
  • Amyloid patches characterized or can be influenced by inhibition of ß-secretase.
  • the compounds of the present invention are particularly useful for preventing, treating, or even slowing the progression of diseases such as Alzheimer's disease (AD) and other diseases associated with abnormal amyloid precursor protein (APP) processing or Abeta peptide aggregation. as well as diseases which can be treated or prevented by an inhibition of ß-secretase or cathepsin D, respectively.
  • Corresponding diseases include MCI (mild cognitive impairment), trisomy 21 (Down Syndrome), cerebral amyloid angiopathy, degenerative dementia, hereditary cerebral hemorrhage with Dutch-type amyloidosis (HCHWA-D), Alzheimer's dementia with Lewy Bodies, trauma, stroke, pancreatitis, inclusion body myositis (IBM), as well as other peripheral amyloidoses, diabetes and arteriosclerosis.
  • MCI mimild cognitive impairment
  • trisomy 21 Down Syndrome
  • cerebral amyloid angiopathy degenerative dementia
  • HHWA-D hereditary cerebral hemorrhage with Dutch-type amyloidosis
  • Alzheimer's dementia with Lewy Bodies trauma, stroke, pancreatitis, inclusion body myositis (IBM), as well as other peripheral amyloidoses, diabetes and arteriosclerosis.
  • IBM inclusion body myositis
  • the compounds are preferably suitable for the prophylaxis and treatment of Alzheimer's disease.
  • the compounds of the invention can be used as monotherapy and also in combination with other compounds that can be administered for the treatment of the above-mentioned diseases.
  • the compounds of the invention are particularly useful in mammals, preferably in primates, more preferably in humans, for the treatment and / or prophylaxis of the above-mentioned conditions and diseases.
  • the compounds according to the invention can be administered orally, parenterally (intravenously intramuscularly, etc.), intranasally, sublingually, by inhalation, intrathecally, topically or rectally.
  • the compounds of the invention may be formulated such that the compounds of the invention do not come into contact with the acid gastric juice.
  • Suitable oral formulations may comprise enteric coatings, for example, which release the active substances only in the small intestine. Such tablet coatings are known in the art.
  • Suitable pharmaceutical formulations for administering the compounds according to the invention are, for example, tablets, pellets, dragees, capsules, powders, suppositories, solutions, elixirs, active substance patches, aerosols and suspensions.
  • a dosage unit e.g., tablet
  • a dosage unit preferably contains between 2 and 250 mg, more preferably between 10 and 100 mg of the compounds of the invention.
  • the pharmaceutical formulations are administered 1, 2, 3 or 4 times, more preferably 1 -2 times, most preferably once daily.
  • the dosage required to achieve a corresponding effect in treatment or prophylaxis usually depends on the compound to be administered, on the patient, on the nature and severity of the disease or condition and on the nature and frequency of administration, and is at the discretion of the physician to be treated ,
  • the administered amount of the compounds according to the invention is expediently in the range from 0.1 to 1000 mg / day, preferably 2 to 250 mg / day, particularly preferably 5 to 100 mg / day.
  • the compounds of formula (I) according to the invention optionally in combination with other active substances, together with one or more inert conventional carriers and / or diluents, e.g. with corn starch, lactose, cane sugar, microcrystalline cellulose, magnesium stearate, polyvinylpyrrolidone, citric acid, tartaric acid, water, water / ethanol, water / glycerin, water / sorbitol, water / polyethylene glycol, propylene glycol,
  • Cetylstearylalkohol carboxymethylcellulose or fatty substances such as hard fat or their suitable mixtures in common pharmaceutical preparations such as tablets, pellets, dragees, capsules, powders, suppositories, solutions, elixirs, drug patches, aerosols and suspensions formulated.
  • the compounds according to the invention can also be used in combination with other active substances, in particular for the treatment and / or prophylaxis of the diseases and conditions indicated above.
  • active substances for such combinations come as further active substances, in particular those in Consider that, for example, enhance the therapeutic efficacy of a compound of the invention with respect to one of the above indications and / or allow a reduction in the dosage of a compound of the invention.
  • Suitable therapeutics for such a combination include, for example, beta-secretase inhibitors; gamma-secretase inhibitors; Amyloid aggregation inhibitors such. Alzhemed; direct or indirect neuroprotective substances; anti-oxidants such as vitamin E or ginkolides; anti-inflammatory substances such.
  • Cox inhibitors NSAIDs with additional or sole Aß lowering properties
  • HMG-CoA reductase inhibitors statins
  • Acetylcholinesterase inhibitors such as donepezil, rivastigmine, tacrine, galantamine
  • NMDA receptor antagonists such as NMDA receptor antagonists
  • the compounds according to the invention, or their physiologically acceptable salts, and the further active ingredients to be combined therewith can be present together in one dosage unit, for example a tablet or capsule, or separately in two identical or different dosage units, for example as so-called kit-of-parts.
  • the compounds of the present invention may also be used in combination with immunotherapies such as active immunization with Abeta or parts thereof or passive immunization with humanized anti-Abeta antibodies to treat the above diseases and conditions.
  • the dose for the previously mentioned combination partners is expediently 1/5 of the usually recommended lowest dosage up to 1/1 of the normally recommended dosage.
  • Another object of this invention relates to the use of a compound of the invention or a physiologically acceptable salt of such a compound in combination with at least one of the previously described as combination partners active ingredients for the preparation of a medicament, which is suitable for the treatment or prophylaxis of diseases or conditions by Inhibition of ß-secretase can be influenced.
  • both agents are administered to the patient together; in a staggered use both active ingredients are administered to the patient in a period of less than or equal to 12, in particular less than or equal to 6 hours in succession.
  • a further subject of this invention relates to a pharmaceutical composition
  • a pharmaceutical composition comprising a compound according to the invention or a physiologically acceptable salt of such a compound and at least one of the active ingredients previously described as combination partners in addition to optionally one or more inert carriers and / or diluents.
  • a pharmaceutical composition according to the invention comprises a combination of a compound of the formula (I) according to the invention or a physiologically tolerated salt of such a compound and at least one further of the above-mentioned active ingredients in addition to optionally one or more inert carriers and / or diluents.
  • the compounds of the invention inhibit the proteolysis of the APP protein between the amino acids Met595 and Asp596 (the numbering refers to the APP695 isoform) or the proteolysis of other APP isoforms such as APP751 and APP770 or mutant APP at the corresponding site, also called ⁇ -secretase Interface is called.
  • the inhibition of ⁇ -secretase should thus lead to a reduced production of the ⁇ -amyloid peptide (A ⁇ ).
  • the activity of ⁇ -secretase can be assayed in assays based on different detection technologies.
  • a catalytically active form of ⁇ -secretase is incubated with a potential substrate in a suitable buffer.
  • the decrease of the substrate concentration or the increase of the product concentration can be done by different technologies depending on the substrate used: HPLS-MS analysis, fluorescence assays, fluorescence quenching assays, luminescence assays are a non-representative selection of the different possibilities.
  • Assay systems in which the effectiveness of a compound can be demonstrated are e.g. In U.S. Pat. Patents US 5,942,400 and US 5,744,346 and described below.
  • An alternative assay format involves the displacement of a known ⁇ -secretase ligand by a test substance (US 2003/0125257).
  • either the APP protein or parts thereof or any amino acid sequence which can be hydrolyzed by the ⁇ -secretase can be used.
  • a selection of such sequences can be found, for example, in Tomasselli et al. 2003 in J. Neurochem 84: 1006.
  • Such a peptide sequence may be coupled to suitable dyes which allow indirect detection of proteolysis.
  • the enzyme source used may be the complete ⁇ -secretase enzyme or mutants with catalytic activity or only parts of the ⁇ -secretase which still contain the catalytically active domain.
  • Various forms of ⁇ -secretase are known and available and can serve as an enzyme source in an appropriate experimental approach. This includes the native enzyme as well as the recombinant or synthetic enzyme.
  • Beta Site APP Cleaving enzymes Asp2 and memapsin 2 and is z.
  • BACE Beta Site APP Cleaving enzymes
  • Asp2 Asp2
  • memapsin 2 is z.
  • US Patent 5,744,346 and WO 98/22597, WO 00/03819, WO 01/23533, and WO 00/17369 and in the scientific literature (Hussain et al., 1999, Mol.
  • ⁇ -secretase may be, for. B. be extracted from human brain tissue and purified or produced recombinantly in mammalian cell cultures, insect cell cultures, yeasts or bacteria.
  • IC50 value of a substance is defined as the substance concentration at which a 50% reduction of the detected signal is measured compared to the batch without test compound.
  • Substances are considered to inhibit ⁇ -secretase if, under these conditions, their IC50 is less than 50 ⁇ M, preferably less than 10 ⁇ M, more preferably less than 1 ⁇ M and most preferably less than 100 nM.
  • An assay for the detection of ⁇ -secretase activity may look in detail like this:
  • the ectodomain of BACE (amino acids 1 -454) fused to the recognition sequence for an anti-Myc antibody and a poly-histidine is from HEK293 / APP / BACE ect.
  • OptiMEM ® Invitrogen
  • a 10 ⁇ l aliquot of this cell culture supernatant serves as an enzyme source.
  • the enzyme is stable for more than 3 months when stored at 4 ° C or -20 ° C in OptiMEM ® .
  • the substrate used is a peptide having the amino acid sequence SEVNLDAEFK, to which the Cy3 fluorophore (Amersham) is coupled at the N-terminal end and the Cy5Q fluorophore (Amersham) at the C-terminus.
  • the substrate is dissolved in DMSO at a concentration of 1 mg / ml and used in the experiment at a concentration of 1 ⁇ M.
  • the test mixture contains 20 mM NaOAc, pH 4.4 and at most 1% DMSO.
  • the experiment is carried out in a 96-well plate in a total volume of 200 ⁇ l for 30 minutes at 30 ° C.
  • the cleavage of the substrate is recorded kinetically in a fluorimeter (ex: 530 nm, em: 590 nm).
  • the assay is started by addition of the substrate. As controls, batches are included without enzyme or inhibitor on each plate.
  • the IC50 value of the test compound is calculated using standard software (eg GraphPad Prism ®) from the percentage inhibition of the substance at different test concentrations.
  • the relative inhibition is calculated from the reduction in the signal intensity in the presence of the substance with respect to the signal intensity without substance.
  • the compounds (1) - (46) mentioned in the table above have, as measured by the test described above, IC 50 values less than 30 ⁇ M.
  • ⁇ -secretase activity can also be studied in cellular systems. Since APP is a substrate for the ⁇ -secretase and A ⁇ is secreted by the cells after processing of APP by the ⁇ -secretase, cellular assay systems for detecting ⁇ -secretase activity are based on detection of the amount of A ⁇ formed over a defined period of time.
  • a selection of suitable cells includes, but is not limited to, human embryonic kidney fibroblasts 293 (HEK293), Chinese hamster ovary (CHO) cells, human H4 neuroglioma cells, human U373 MG astrocytoma glioblastoma cells, mouse neuroblastoma N2a cells, stable or transient APP or mutated forms of APP, such as. As the Swedish or London or Indiana mutation express.
  • the transfection of the cells takes place z.
  • the cDNA of human APP is expressed in an expression vector, e.g. pcDNA3 (Invitrogen) is cloned and incubated with a transfection reagent, e.g.
  • Lipofectamine (Invitrogen) is added to the cells according to the manufacturer's instructions.
  • the secretion of A ⁇ can also be obtained from cells without genetic modification with a correspondingly sensitive Aß detection assay such.
  • B ELISA or HTRF are measured.
  • Cells which are suitable for this purpose are, among other cells, e.g. human IMR32 neuroblastoma cells.
  • the secretion of A ⁇ can also be in mice transgenic from the brain of embryos or pups of APP, such as. In which Science of Hsiao et al 1996 Science 274: 99-102 or cells derived from other organisms such as guinea pigs or rat are investigated. Substances are considered to inhibit ⁇ -secretase, if among these Conditions their IC50 value is less than 50 uM, preferably less than 10 uM, more preferably less than 1 uM and most preferably less than 100 nM.
  • U373-MG cells stably expressing the APP are incubated in a culture medium such as DMEM + Glucose, sodium pyruvate, glutamine and 10% FCS at 37 ° C cultured in water vapor saturated atmosphere with 5% CO2.
  • a culture medium such as DMEM + Glucose, sodium pyruvate, glutamine and 10% FCS
  • the cells are incubated with different concentrations of the compound between 50 ⁇ M and 50 ⁇ M for 12-24 h.
  • the substance is dissolved in DMSO and diluted for assay in culture medium so that the DMSO concentration does not exceed 0.5%.
  • a ⁇ The production of A ⁇ during this period is monitored by means of an ELISA containing the antibodies 6E10 (Senentek) and SGY3160 (C Eckman, Mayo Clinic, Jacksonville, Fla., USA) as catcher antibodies bound on the microtiter plate and A ⁇ 40 and A ⁇ 42-specific antibodies (Nanotools, Germany) coupled to alkaline phosphatase used as the detection antibody.
  • Non-specific binding of proteins to the microtiter plate is prevented by blocking with Block Ace (Serotec) prior to the addition of the A ⁇ -containing culture supernatant.
  • the quantification of the Aß amounts contained in the cell supernatant by adding the substrate for alkaline phosphatase CSPD / Sapphire II (Applied Biosyste ms) according to the manufacturer. Possible nonspecific effects of the test compound on the vitality of the cell are excluded by determining it by means of AlamarBlue (resazurin) reduction over 60 minutes.
  • the potency of non-toxic substances is determined by calculating the concentration that causes a 50% reduction in the amount of A ⁇ secreted compared to untreated cells.
  • transgenic animals expressing APP and / or ⁇ -secretase can be used to test the inhibitory activity of compounds of this invention.
  • Corresponding transgenic animals are z.
  • animal models are used that show parts of the characteristics of AD pathology.
  • ⁇ -secretase inhibitors of this invention and subsequent study of the pathology of the animals is another alternative to show ⁇ -secretase inhibition by the compounds.
  • the compounds are applied so that they can reach their site of action in a pharmaceutically effective form and amount.
  • a 96-well dish 20 ⁇ M recombinant cathespin D (Calbiochem, cat. No. 219401) in 20 mM sodium acetate buffer pH 4.5 are incubated with 5 ⁇ M substrate peptide and various concentrations of the test substance at 37 ° C. and the conversion over 60 minutes in a Fluorescence meter recorded (emission: 535 nm, extinction: 340 nm).
  • the peptide substrate used has the following sequence: NH 2 -Arg- Glu (Edans) -Glu-Val-Asn-Leu-Asp-Ala-Glu-Phe-Lys (Dabcyl) -Arg-COOH (Bachern).
  • a peptide or protein substrate with a cathepsin D proteolytically cleavable sequence can also be used.
  • the test substances are dissolved in DMSO and are used diluted to a maximum of 1% DMSO in the assay.
  • the assay is started by addition of the substrate.
  • IC 50 value for the test compound is calculated using standard software (eg GraphPad Prism ®) from the percentage inhibition of the substance at different test concentrations.
  • the relative inhibition is calculated from the reduction in the signal intensity in the presence of the substance with respect to the signal intensity without substance.
  • ⁇ * denotes the binding site of a residue
  • HPLC 1 data were generated under the following conditions:
  • the stationary phase used was a Varian column, Microsorb 100 C-is 3 ⁇ m, 4.6 mm ⁇ 50 mm, batch no. 2231 108 (column temperature: constant at 25 ° C.).
  • the diode array detection took place in the wavelength range 210-300 nm.
  • HPLC-MS data were generated under the following conditions:
  • the stationary phase used was a Waters column, Xterra MS Ci 8 2.5 ⁇ m, 4.6 mm ⁇ 30 mm (column temperature: constant at 25 ° C.).
  • the diode array detection took place in the wavelength range 210-500 nm.
  • Example 1 The diode array detection took place in the wavelength range 210-500 nm.
  • 1-1 was prepared analogously to 1-e from 1-k and 1- (1-methyl-1H-pyrazol-4-yl) -ethylamine.
  • Analog 1-I were prepared from 1-k and the appropriate amount of amine:
  • 4-a was obtained analogously to 2-a by using morpholinylsulfonyl chloride instead of dimethylaminosulfonyl chloride.
  • Example 5 was prepared analogously to Example 1 from 5-c and the corresponding precursors.
  • active ingredient is one or more of the compounds of the invention including theirs Salts means.
  • active ingredient also includes the other active substances.
  • Composition 1 tablet contains:
  • Active ingredient, lactose and starch are mixed and uniformly moistened with an aqueous solution of polyvinylpyrrolidone. After sieving the moist mass (2.0 mm mesh size) and drying in a tray drying cabinet at 50 ° C., sieve again (1.5 mm mesh size) and the lubricant is added. The ready-to-use mixture is processed into tablets.
  • Diameter 10 mm, biplan with facet on both sides and one-sided part notch.
  • Composition 1 tablet contains:
  • the mixed with lactose, corn starch and silica gbmischte active substance is moistened with a 20% aqueous solution of polyvinylpyrrolidone and through a sieve with
  • Composition 1 capsule contains:
  • the active ingredient is mixed with the excipients, passed through a sieve of 0.75 mm mesh size and mixed homogeneously in a suitable device.
  • the final mixture is filled into size 1 hard gelatin capsules.
  • Capsule filling approx. 320 mg
  • Capsule shell Hard gel capsule size 1.
  • Composition 1 suppository contains:
  • Polyethylene glycol 1500 550.0 mg
  • the active ingredient is dissolved in the required amount 0.01 N HCl, made isotonic with sodium chloride, sterile filtered and filled into 10 ml ampoules.

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EP06792734A 2005-08-11 2006-08-08 Inhibitoren der beta-sekretase zur behandlung der alzheimer- erkrankung Withdrawn EP1915339A1 (de)

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EP06792734A EP1915339A1 (de) 2005-08-11 2006-08-08 Inhibitoren der beta-sekretase zur behandlung der alzheimer- erkrankung

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EP06792734A EP1915339A1 (de) 2005-08-11 2006-08-08 Inhibitoren der beta-sekretase zur behandlung der alzheimer- erkrankung
PCT/EP2006/065151 WO2007017507A1 (de) 2005-08-11 2006-08-08 Inhibitoren der beta-sekretase zur behandlung der alzheimer- erkrankung

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US (1) US20100298278A1 (enrdf_load_stackoverflow)
EP (1) EP1915339A1 (enrdf_load_stackoverflow)
JP (1) JP2009504611A (enrdf_load_stackoverflow)
CA (1) CA2618013A1 (enrdf_load_stackoverflow)
WO (1) WO2007017507A1 (enrdf_load_stackoverflow)

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WO2007017507A1 (de) 2007-02-15
US20100298278A1 (en) 2010-11-25
CA2618013A1 (en) 2007-02-15
JP2009504611A (ja) 2009-02-05

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