WO2000051985A1 - Fluorures de derives de piperidine substitues en position 4 - Google Patents
Fluorures de derives de piperidine substitues en position 4 Download PDFInfo
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- WO2000051985A1 WO2000051985A1 PCT/JP2000/001232 JP0001232W WO0051985A1 WO 2000051985 A1 WO2000051985 A1 WO 2000051985A1 JP 0001232 W JP0001232 W JP 0001232W WO 0051985 A1 WO0051985 A1 WO 0051985A1
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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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/18—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D211/30—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by doubly bound oxygen or sulfur atoms or by two oxygen or sulfur atoms singly bound to the same carbon atom
- C07D211/32—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by doubly bound oxygen or sulfur atoms or by two oxygen or sulfur atoms singly bound to the same carbon atom by oxygen atoms
Definitions
- the present invention relates to a pharmaceutical, specifically, an acetylcholinesterase inhibitor, more specifically, various senile dementia, cerebrovascular dementia, or attention deficit hyperactivity disorder (ADHD, Attention Defici t
- a pharmaceutical specifically, an acetylcholinesterase inhibitor, more specifically, various senile dementia, cerebrovascular dementia, or attention deficit hyperactivity disorder (ADHD, Attention Defici t
- ADHD attention deficit hyperactivity disorder
- ADHD Attention Defici t
- the present invention relates to novel compounds useful as preventive, therapeutic and ameliorating agents for various senile dementias, more specifically to prevent, treat and ameliorate senile dementia of the Alzheimer type, and to a method for producing the same.
- Conventional technology Conventional technology
- senile dementia such as Alzheimer-type senile dementia, cerebrovascular dementia, and attention deficit hyperactivity disorder.
- senile dementia such as Alzheimer-type senile dementia, cerebrovascular dementia, and attention deficit hyperactivity disorder.
- the most promising approach is that these diseases are associated with decreased cholinergic function of the brain, and thus inhibit acetylcholine precursors and acetylcholinesterase. It has been proposed to develop from the direction of the drug, and is actually being applied in clinical practice.
- acetylcholine esterase inhibitors include Donepizil Hydrochloride, 1-benzyl-4-[(5,6-dimethoxy-trindanone) -2-yl] methylpiperidine .
- Rivastigmine (Rivast igmine, N-ethyl-N-methylcarbamic acid 3- [1- (dimethylamino) ethyl] phenyl), metrifonate (Met riionate, (2,2,2-to Lichloro-hydroxyethyl) dimethyl phosphate), tacrine hydrochloride (1,2,3,4-tetrahydro-9-acridinamine), galanthamine hydrobromide, neostigmine (Neos t igmine) and Physostigmine (Physos t igmine).
- donezil hydrochloride which is actually used clinically, has been confirmed to have pharmacological effects on diseases, and has sufficient usefulness in terms of side effects and the number of administrations.
- Others have some drawbacks, such as inadequate effects, unfavorable side effects, frequent administration per day, and inability to administer orally with only injections, other than donezil hydrochloride Currently, there are few options.
- the object of the present invention is as a medicament, specifically as an acetylcholinesterase inhibitor, more specifically as a preventive, therapeutic or ameliorating agent for various senile dementias, cerebrovascular dementia or attention deficit hyperactivity disorder. More specifically, it is an object of the present invention to provide novel compounds useful as preventive, therapeutic and ameliorating agents for senile dementia of the Algima type 1 as senile dementia, and to provide a method for producing the same. Disclosure of the invention
- R 1 is the following substituent
- R 3 are the same or different and a hydrogen atom, a halogen atom, a hydroxyl group, ⁇ - 6 alkyl group, C 3 _ 8 cycloalkyl group, an alkoxy group, 6 alkoxy alkoxy group, a halogenated C doctor 6 alkyl group, hydroxy C 6 alkyl group, shea ⁇ -alkyl group, halogenated (6 alkoxy group, hydroxy d 6 alkoxy group, Shiano ⁇ 6 alkoxy group, a lower Ashiru group, a nitro group, an optionally substituted Yoi Amino groups, Represents an optionally substituted amide group, mercapto group or (: to 6- thioalkoxy group;
- R 4 represents a hydrogen atom or an alkyl group
- the bond represented by the following formula represents a single bond or a double bond
- n 0 or an integer of 1 to 6;
- n an integer of 1 to 4.
- R 2 is C 3 _ 8 cycloalkyl methyl group, 2- (alkylene O carboxymethyl) Echiru group or expression
- ring A represents a benzene ring or a heterocyclic ring
- R 5 is the same or different and each represents a hydrogen atom, a halogen atom, a hydroxyl group, Lil group, alkyl group, C 3 _ 8 cycloalkyl group, an alkoxy group,
- R 5 is and how two R 5 May form an aliphatic ring, an aromatic ring, a hetero ring or an alkylenedioxy ring;
- R 1 is a formula
- R 2 is a formula
- Ring A may be an aromatic heterocyclic ring
- Ring A may be a pyridine ring
- Q may be an integer of 1 or 2.8)
- the 4-monosubstituted piperidine derivative fluoride is
- the second feature of the present invention is that
- a medicament comprising, as an active ingredient, the 4-substituted piperidine derivative fluoride or the pharmaceutically acceptable salt thereof or the hydrate thereof according to the above 1).
- the drug may be an acetylcholinesterase inhibitor
- the drug may be an agent for treating, preventing or ameliorating various senile dementias, cerebrovascular dementia or attention deficit hyperactivity disorder,
- the various senile dementias may be Alzheimer-type senile dementia.
- the present invention provides a method for preventing and treating diseases in which acetyl-cholinesterase inhibition is effective by administering a pharmacologically effective amount of the above-mentioned medicines to a patient, It is a method to prevent, treat and improve dementia, cerebrovascular dementia or attention deficit hyperactivity disorder. Further, the present invention provides a use for producing the above-mentioned medicament and a pharmaceutical composition containing the same.
- a third feature of the present invention is that
- R 11 is the following substituent
- R 2 has the same meaning as defined above;
- the fluorinating agent is N-fluorobenzenesulfonimide, 3-cyclohexyl-2-fluoro-2,3-dihydro-3-methyl-1.tridoxide-1 , 2-benzisothiazol or 2-fluoro-3,3-dimethyl- 2.
- 3-Dihydro-1,2_benzisothiazole 1,1-dioxide may be used.
- the structural formula of a compound may represent a certain isomer or isotope for convenience.
- all the geometric isomers and asymmetric carbon atoms occurring in the structure of the compound are referred to.
- Including isomers such as optical isomers, stereoisomers, and tautomers, mixtures of isomers and isotopes, and are not limited to the description of formulas for convenience, and mixtures of any one isomer Or any one of the isotopes.
- an optically active compound and a racemic compound having an asymmetric carbon atom in the molecule may exist, but the present invention is not limited thereto, and any of them is included.
- a crystal polymorph exists, but it is not limited similarly, and any crystal form may be single or a mixture, and may be a hydrate other than an anhydride.
- R 1 represents any group selected from substituents represented by the following formula. However, this does not apply to the case where the fluoride of the 4-substituted piperidine derivative represented by the formula (I) is tribenzyl-4-[(5,6-dimethoxy-triindanone) -2-yl] methylbiperidine. .
- R 3 is the same or different and is a hydrogen atom, a halogen atom, a hydroxyl group, d
- R 4 represents a hydrogen atom or (: ⁇ 6 alkyl group
- the bond represented by the following formula represents a single bond or a double bond
- n 0 or an integer of 1 to 6;
- n an integer of 1 to 4.
- p represents an integer of 1 or 2.
- the “halogen atom” represented by R 3 represents, for example, an atom such as a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom, and is preferably a fluorine atom, a chlorine atom, or a bromine atom.
- the “(: 6 alkyl group” ” represented by R 3 and R 4 means an alkyl group having 1 to 6 carbon atoms, such as a methyl group, an ethyl group, an n-propyl group, an i-propyl group, and an n- Straight chain such as butyl group, i-butyl group, tributyl group, n-pentyl group, i-pentyl group, neopentyl group, hexyl group, 1-methylpropyl group, 1-methylbutyl group, 2-methylbutyl group, etc. Or a branched alkyl group.
- Ji 3 _ 8 cycloalkyl group represented by R 3, carbon number of 3 refers to a ring-shaped alkyl group of 8, for example, cyclopropyl, cyclobutyl, Shikurobe pentyl group, a cyclohexyl group, Examples thereof include a cycloheptyl group and a cyclooctyl group.
- the “(: ⁇ 6 alkoxy group)” for R 3 means a group in which the same group as the “ 6 alkyl group” in the above definition is bonded to an oxygen atom, for example, a methoxy group, an ethoxy group, a n -A straight-chain or branched alkoxy group such as -propoxy group, i-propoxy group, n-butoxy group, i-butoxy group, t-butoxy group, pentyloxy group and hexyloxy group.
- C, _ 6 alkoxyalkoxy group represented by R 3 and, put in the definition A group having the same meaning as the C ⁇ s alkoxy group further bonded with "(: alkoxy group”"; for example, methoxymethoxy, methoxyethoxy, methoxypropoxy, ethoxymethoxy, ethoxyethoxy, ethoxy And a propoxy group and a propoxy propoxy group.
- halogenated C i s alkyl group said one or more than one were identical or in "flicking 6 alkyl group” as defined in the alkyl group in the definition are different halogen atoms
- a bonded group means a chloromethyl group, a dichloromethyl group, a trichloromethyl group, a fluoromethyl group, a difluoromethyl group, a trifluoromethyl group, a fluoroethyl group, a difluoroethyl group, a trifluoroethyl group, or the like.
- “Hydroxy Ci 6 alkyl group” represented by R 3 means a group in which one or two or more hydroxyl groups are bound to a group having the same meaning as in the above definition (for example, hydroxymethyl Group, hydroxyethyl group, 2,3-dihydroxypropyl group and the like.
- the "Shiano Ji ⁇ alkyl group” represented by R 3 means a group wherein one or more of Shiano groups under the same meanings as d _ 6 alkyl group in the definition bound, specifically, For example, a cyanomethyl group, a cyanoethyl group, a cyanopropyl group and the like can be mentioned.
- halogenated C ⁇ 6 alkoxy group represented by R 3, the "halogenated C alkyl group” in the halogenated d _ 6 alkyl group that put the same meanings as defined bound to the acid atom group meaning, and the term “hydroxy alkoxy group”, the “hydroxy C ⁇ e alkyl group” as defined in the hydroxy d _ 6 alkyl group in definition is meant bonded groups to an oxygen atom, also “Shiano alkoxy group "Means a group in which a" cyanoalkyl 6 alkyl group "having the same meaning as the above-mentioned cyanoalkyl group is bonded to an oxygen atom.
- the “lower acyl group” represented by R 3 is derived from a fatty acid having 1 to 6 carbon atoms. It means a linear or branched acryl group to be derived, and examples thereof include a formyl group, an acetyl group, a propionyl group, a butyryl group, an isoptyryl group, a valeryl group, an isovaleryl group, a bivaloyl group, and a hexanoyl group.
- the “optionally substituted amino group” represented by R 3, the nitrogen atom is substituted with a group such as _ 6 alkyl group means an amino group which may further the said Amino groups cyclic And the amino group of Examples of the “optionally substituted amino group” include, for example, an amino group (one NH 2 ), a methylamino group (one NHCH 3 ), a dimethylamino group (—N (CH 3 ) 2 ), a pyrrolidinyl group, a birazolinyl group, ⁇ Lysyl group, piperazinyl group and the like.
- the “optionally substituted amide group” represented by R 3, the nitrogen atom is substituted with a group such as _ 6 alkyl group means a good amido group, further, the said amide group ring It also includes the amide group of the amine.
- a group such as _ 6 alkyl group means a good amido group, further, the said amide group ring It also includes the amide group of the amine.
- the “optionally substituted amide group” for example, an amide group (—CONH 2 ), an N-methylamide group (—CONHCH 3 ), an N, N-dimethylamide group (one CON (CH 3 ) 2 ), N-ethylamide group (—CONHC 2 H 5 ), N, N-getylamide group (—CON (C 2 H 5 ) 2 ), N-methyl-N-ethylamide group (—CON (CH 3 ) C 2 H 5 ), A pyrrolidinylcarbonyl group, a birazolinylcarbony
- the “( ⁇ 6 thioalkoxy group)” represented by the above R 3 means a group in which a group equivalent to the Cj- 6 alkyl group in the above definition is bonded to a sulfur atom, for example, a methylthio group (1-SCH 3 ), And an ethylthio group (—SC 2 H 5 ).
- the symbol m represents 0 or an integer of 1 to 6, and m is preferably 0 or an integer of 1 to 5, more preferably an integer of 0 or 1 to 3. And more preferably 0 or an integer of 1 or 2, and most preferably 0 or 1.
- the symbol n represents an integer of 1 to 4, and n is preferably an integer of 1 to 3, and more preferably 1 or 4. Or an integer of 2.
- the symbol p represents an integer of 1 or 2, and is preferably 1.
- R 1 is preferably a group represented by the formula:
- R 3 is a hydrogen atom, a halogen atom, a hydroxyl group, a 6- alkyl group , C Bok 6 alkoxy group, a halogenated C ⁇ - 6 alkyl group, hydroxyalkyl 6 alkyl group, Shiano C ⁇ - 6 alkyl group, halogenated alkoxy group, a hydrate proxy C _ 6 alkoxy or Shiano C _ 6 alkoxy group and m a case is 0 or 1 to 5 integer, more preferably R 3 is a hydrogen atom, C j- 6 alkoxy group, a halogenated alkyl group, halogenated an alkoxy group, hydroxy ⁇ - 6 alkoxy group or a Shiano alkoxy group, and m the case is 0 or an integer of 1 to 3, most preferably R 3 is a hydrogen atom or a
- R 2 represents C 3 - 8 cycloalkylmethyl group, 2, 2- (alkylene Njiokishi) Echiru group or the following formula
- ring A represents a benzene ring or a heterocyclic ring
- R 5 are the same or different and a hydrogen atom, a halogen atom, a hydroxyl group, a secondary Bok Lil group, (: I 6 alkyl group, C 3 _ 8 cycloalkyl group, an alkoxy group, - 6 alkoxyalkoxy group, Ariruokishi group, Ararukiruokishi Group, halogenated C- 6 alkyl group, hydroxy C- 6 alkyl group, cyano (: 6 alkyl group, halogenated ⁇ 6 alkoxy group, hydroxyalkoxy group, cyanoalkoxy group, lower acyl group, nitro group, substituted Represents an optionally substituted amino group, an optionally substituted amide group, a mercapto group or a Ci- 6 thioalkoxy group, and R 5 represents an aliphatic ring, an aromatic ring, or a heterocyclic ring between two R 5 s. Or an alkylenedioxy ring may be formed;
- the - "8 consequent opening alkyl C 3 ', C 3 in the definition - in -" 8 cycloalkylmethyl group C 3 "of the represented by R 2 means 8 as defined groups in the cycloalkyl group
- the " ⁇ 3 _ 8 cycloalkylmethyl group” means a group wherein the C 3 _ 8 cycloalkyl Le group is bonded to a methyl group. Examples thereof include a cyclopropylmethyl group, a cyclobutylmethyl group, a cyclopentylmethyl group, a cyclohexylmethyl group, a cycloheptylmethyl group, and a cyclooctylmethyl group. Of these, a cyclohexylmethyl group is more preferred.
- the “2,2- (alkylenedioxy) ethyl group” represented by R 2 means a group (acetal group) in which a terminal carbon atom of the ethyl group is substituted by a cyclic alkylenedioxy group,
- 2,2- (ethylenedioxy) ethyl group Rename: (1,3-dioxolan-2-yl) methyl group]
- 2,2- (propylenedioxy) ethyl group [alias: (1,3-dioxane) -2 -yl) methyl group]
- 2,2- (Petylenedioxy) ethyl group Name: (1,3-dioxepane) -2-yl) methyl group] among which a 2,2- (ethylenedioxy) ethyl group is more preferred.
- the ⁇ aryl group '' in the ⁇ aryloxy group '' represented by R 5 means a hydrocarbon ring group constituting an aromatic ring, for example, a phenyl group, an indenyl group, a naphthyl group, an azulenyl group, a heptenylenyl group, Monocyclic, bicyclic or tricyclic aryl groups such as anthnyl group and phenanthrenyl group are exemplified.
- the “aryloxy group” means a group in which the aryl group is bonded to an oxygen atom, and examples thereof include a phenoxy group and a naphthyloxy group.
- Arirukiruokishi group represented by R 5, wherein the Ariru group group as defined bound to the ( ⁇ _ 6 alkyl group means the ⁇ reel alkyl group is more oxygen atoms and forming combined groups, Examples include a benzyloxy group, a phenylethoxy group, a phenylpropoxy group, and a naphthylmethoxy group.
- Halogen atom represented by R 5, '(: I 6 alkyl group ",” C 3 8 consequent opening alkyl group ",” ⁇ -6 alkoxy group ", - 6 alkoxyalkoxy group",
- Halogenated ds alkyl group “hydroxy (: ⁇ 6 alkyl group),“ cyano Cj 6 alkyl group ”,“ halogenated C 6 alkoxy group ”,“ hydroxyalkoxy group ”,“ cyano c ⁇ 6 alkoxy group, lower Ashiru group ", the” optionally substituted amino group ",” optionally substituted amide group "and” Ji!
- alkoxy group means a group attached to the carbonyl group, and specific examples main Bok alkoxycarbonyl group (- COO CH 3 ) and an ethoxycarbonyl group (—COOC 2 H 5 ).
- R 5 examples of forming the aliphatic ring in and how two R 5, for example, cyclopentane ring, cyclohexane ring, cycloheptane ring, Shikurooku Tan ring and the like.
- Examples of the formation of an aromatic ring include a benzene ring.
- examples of the formation of the hetero ring include, for example, a furan ring, a thiophene ring, a pyrroyl ring, an imidazole ring, an oxazolyl ring, a thiazolyl ring, a triazole ring, a pyridine ring, a pyrazine ring, a pyrimidine ring, Examples include a tetrahydrofuran ring, a tetrahydropyran ring, a dioxane ring, a dioxolane ring, a piperidine ring, a piperazine ring, a morpholine ring, and a thiomorpholine ring.
- examples of forming an alkylenedioxy ring include a methylenedioxy group
- Examples include an ethylenedioxy group and a propylenedioxy group.
- the “heterocycle” represented by ring A means a ring containing 1 to 4 hetero atoms such as a nitrogen atom, a sulfur atom, an oxygen atom and the like, and a ⁇ 5 to 14 membered aromatic "Heterocycle” and "5- to 10-membered non-aromatic heterocycle”.
- the "5- to 14-membered aromatic heterocyclic group” for example, a monocyclic, bicyclic or heterocyclic group containing 1 to 4 atoms selected from a nitrogen atom, a sulfur atom and an oxygen atom
- 14-membered aromatic heterocycles such as (1) pyrrole, pyridine, pyridazine, pyrimidine, pyrazine, pyrazole, imidazole, indole, isoindole, indolizine, purine, indazole, quinoline, isoquinoline, quinolidine, Nitrogen-containing aromatic heterocycles such as phthalazine, naphthyridine, xoxoline, quinazoline, cinnoline, pteridine, imidazotriazine, birazinopyridazine, acridine, phenanthridine, carbazolyl, carbazoline, perimidine, phenanthine, and phena
- 5- to 10-membered non-aromatic heterocycle refers to a hydrocarbon ring in which 1 to 4 carbon atoms have been replaced by any heteroatom selected from nitrogen, sulfur and oxygen. It is meant to further include unsaturated condensed rings.
- Examples of the "5- to 10-membered non-aromatic heterocycle” include, for example, pyrrolidine, pyrroline, piperidine, piperazine, imidazoline, virazolidine, imidazolidine, morpholine, tetrahydropyran, aziridine, oxolane, oxathiolane ring, Examples include phthalimide and succinimide.
- Ring A is preferably a benzene, pyridine, pyridazine, pyrimidine, pyrazine, piperidine, piperazine, or morpholin ring.
- R 2 is preferably a C 3 8 cycloalkylmethyl group or a formula
- rings A, R 5 and Q have the same meanings as defined above.
- R 1 and R 2 can be independently selected from groups based on the respective definitions. It is needless to say that is not limited (except in the case of tribenzyl-4-[(5,6-dimethoxy-trindanone) -2-yl] methylpiperidine).
- the most preferred embodiments of the compound according to the present invention include the following compounds, salts thereof, and hydrates thereof, but needless to say, the present invention is not limited to these. .
- the “pharmacologically acceptable salt” in the present invention is not particularly limited as long as it forms an addition salt with the compound of the present invention.
- examples thereof include hydrofluoric acid, hydrochloride, and bromide.
- Hydrogen octogenates such as hydrochloride and hydroiodide; inorganic acid salts such as sulfate, nitrate, perchlorate, phosphate, carbonate, bicarbonate; acetate, oxalate
- Organic carboxylate such as, maleate, tartrate, fumarate; methanesulfonate, trifluorosulfonate, ethanesulfonate, benzenesulfonate, toluenesulfonate, camphorsulfonate, etc.
- Organic sulfonates comprising amino such as aspartate and glutamate Acid salts; salts with amines such as trimethylamine salt, triethylamine salt, proforcein salt, pyridine salt and phenethylbenzylamine salt; alkali metal salts such as sodium salt and potassium salt; magnesium salt and calcium salt And the like, and an alkaline earth metal salt and the like are preferable, and hydrochloride and oxalate are preferable.
- JP-A-64-79151 (EP-296560-A1), JP-A-55-140149 (EP-487071-A1), JP-A-6-500794, JP-A-6-500794 — Produced in accordance with 510788, JP-T 6-50 8904, JP 5-279355, JP 5-320160, JP 6-116237, JP 6-41070, etc.
- the 4-substituted piperidine derivative represented by the following formula ( ⁇ ⁇ ) (except for tribenzyl-4-[(5,6-dimethoxy-triindanenone) -2-iryl] methylbiperidine) is fluorinated and required. Can be obtained by salting.
- R 11 is the following substituent
- R 3 , R 4 , n, m, p and a bond represented by the following formula have the same meanings as defined above.
- R 2 has the same meaning as defined above;
- a strong base is preferable as the base to be used, for example, lithium bis (trimethylsilyl) amide, n-butyllithium, lithium diisopropylamide, sodium amide, sodium hydride, sodium methoxide, sodium ethoxide And potassium-t-butoxide, sodium hydroxide, potassium hydroxide and the like, but are not particularly limited.
- fluorinating agent examples include fluorobenzenesulfonimide (NFSI, CAS registration number: 133745-75-2), 3-cyclohexyl-2-fluoro-2-, 3-dihydro-3-methyl -1,2-dioxide-1,2-benzisothiazole (CMIT-F, 186806-24-6, 196106-79-3), 2-fluoro-3,3-dimethyl-2,3-dihydro- 1,2-benzisothiazol 1.
- FPSI fluorobenzenesulfonimide
- CMIT-F 2-fluoro-3,3-dimethyl-2,3-dihydro- 1,2-benzisothiazol 1.
- Toloxyside (CAS registration number: 124170-23-6), getylamino sulfur trifluoride (DAST, 38078-09-0), ⁇ Jetyl-1, 1, 2, 3 , 3,3-hexafluoropropylamine (Ishikawa reagent), hydrogen fluoride, tetraalkylammonium fluoride, potassium fluoride, cesium fluoride, hydrogen fluoride-pyridine (Olar reagent), etc. It is.
- preferred fluorinating agents include N-fluorobenzenesulfonimide, 3-cyclohexyl-2-fluoro-2,3-dihydro-3-methyl-1,1-dioxide-1,2 -Benzisothiazole or 2-fluoro-3,3-dimethyl-2,3-dihydro-1,2-benzisothiazole 1, tridoxide.
- the solvent to be used is not particularly limited as long as it is inert to the above-mentioned strong base or fluorinating agent.
- THF tetrahydrofuran
- DME 1,2-dimethyloxane
- ethyl ether isopropyl ether, butyl ether, 1,3-dioxane, 1,4-dioxane, 1,3-dioxolan, benzene, toluene, xylene, cyclohexane, n-hexane, n-pentane, n-butane, petroleum ether, etc., alone or in a mixture of two or more. There may be.
- the above is the method for producing the compound (I) according to the present invention.
- the raw material compound in the above reaction may be in the form of a salt or hydrate, and is not particularly limited as long as it does not inhibit the reaction. is not.
- the compound (I) according to the present invention is obtained as a free form, the compound (I) can be converted into a salt which may be formed by the compound (I) according to a conventional method.
- Various isomers obtained from the compound (I) according to the present invention can be purified and isolated by using ordinary separation means (for example, recrystallization, chromatography and the like).
- an optically active form of the compound of the present invention it can be obtained, for example, by any of the following methods.
- the compound (I) according to the present invention can be prepared by a commonly used method using tablets, powders, fine granules, granules, coated tablets, capsules, syrups, troches, inhalants, suppositories, injections, ointments. , Ophthalmic ointments, eye drops, nasal drops, ear drops, cataplasms, lotions and the like. Excipients, binders, lubricants, coloring agents, flavoring agents, and, where necessary, stabilizers, emulsifiers, absorption enhancers, surfactants, pH adjusters, preservatives An antioxidant and the like can be used, and a compound is generally formulated by mixing a component generally used as a raw material of a pharmaceutical preparation.
- the compound of the present invention or a pharmacologically acceptable salt and excipient thereof, and, if necessary, a binder, a disintegrant, a lubricant, a coloring agent, and a flavoring agent After the addition, powders, fine granules, granules, tablets, coated tablets, capsules, etc. are prepared in the usual manner.
- These components include, for example, animal and vegetable oils such as soybean oil, beef tallow, and synthetic glycerides: hydrocarbons such as liquid paraffin, squalane, and solid paraffin; ester oils such as octyldodecyl myristate and isopiryl myristate; Behenyl alcohol Higher alcohols; Silicone resin; Silicone oil; Surfactants such as polyoxyethylene fatty acid ester, sorbitan fatty acid ester, glycerin fatty acid ester, polyoxyethylene sorbin fatty acid ester, polyoxyethylene hardened castor oil, polyoxyethylene polyoxypropylene block copolymer Water-soluble polymers such as hydroxyxethyl cellulose, polyacrylic acid, carboxyvinyl polymer, polyethylene glycol, polyvinylpyrrolidone, and methylcellulose; lower alcohols such as ethanol and isopropanol; glycerin, propylene glycol, dipropylene glycol, and sorby!
- Polyhydric alcohols such as cellulose; sugars such as glucose and sucrose; caic anhydride, aluminum magnesium silicate, and caic acid Inorganic powder such as aluminum, and purified water and the like.
- Excipients include, for example, lactose, corn starch, sucrose, glucose, mannitol, sorbitol, crystalline cellulose, silicon dioxide, and the like.
- Binders include, for example, polyvinyl alcohol, polyvinyl ether, methyl cellulose, ethyl cellulose, gum arabic, Tragant, gelatin, shellac, hydroxypropylmethylcellulose, hydroxypropylcellulose, polyvinylpyrrolidone, polypropylene glycol, polyoxyethylene, block polymer, medalmin, etc.
- Disintegrants include, for example, starch, agar, gelatin powder, crystalline cellulose, carbonic acid Calcium, sodium bicarbonate, calcium citrate, dextrin, pectin, carboxymethylcellulose calcium, etc.
- lubricants For example, magnesium stearate, talc, polyethylene glycol, silica, hydrogenated vegetable oils, etc. are permitted to be added to pharmaceuticals as coloring agents, while cocoa powder, heart-shaped brains are used as flavoring agents. , Arosan, Heart-strength oil, Ryuen, Cinnamon powder, etc. are used. Of course, these tablets and granules can be coated with sugar and other coatings as necessary.
- a compound of the present invention or a pharmacologically acceptable salt thereof is required to contain a pH adjusting agent, a solubilizing agent, a tonicity agent and the like.
- the method for producing the external preparation is not limited, and it can be produced by an ordinary method. That is, as a base material used in the formulation, it is possible to use various raw materials usually used for pharmaceuticals, quasi-drugs, cosmetics, and the like. Specific examples of the base materials used include animal and vegetable oils, mineral oils, ester oils, waxes, higher alcohols, fatty acids, silicone oils, surfactants, phospholipids, alcohols, and polyhydric alcohols.
- the base material of the external preparation according to the present invention is not limited to these. If necessary, a component having a differentiation-inducing effect, a blood flow promoter, a bactericide, an anti-inflammatory agent, a cell activator, a vitamin, an amino acid, a humectant, a keratolytic agent, and the like can be added.
- the amount of the base material to be added is an amount that usually gives a concentration set in the production of an external preparation.
- the form is not particularly limited, and it may be administered orally or parenterally according to a commonly used method.
- the dose of the medicament according to the present invention can be appropriately selected according to the degree of symptoms, age, sex, body weight, dosage form, type of salt, specific type of disease, and the like.
- Reference Example 2 3-cyanobenzyl) -4--[(5,6-dimethoxy-1-indanone) -2-yl 1-methylpiperidine Dissolve 0.60 g (2.07 ol) of 4-[(5,6-dimethoxy-triindanone) -2-yl] methylbiperidine in 10 ml of 1,2-dichloroethane, and add 0.30 ml of 3-cyanobenzaldehyde (2.29 t ol). Further, 0.18 ml (3.16 mol) of acetic acid and 0.66 g (3.1 mmol) of sodium triacetoxyborohydride were added, and the mixture was stirred at room temperature for 3 hours.
- Example 2 tribenzyl-4-[(5,6-dimethoxy-2-fluoro-1-indanone) -2-yl] piperidine
- the title compound was obtained as a pale yellow oil.
- Example 3 1-Benzyl-4- [2-[(5,6-dimethoxy-2-fluoro-1-indanone) -2-yl] ethyl] piperidine
- the title compound was obtained as a pale yellow oil. (Yield; 61%) 1 H-NMR (270 Mz, CDCl 3 ); d (ppm) 1.14-1.48 (5H, mX 1.55-2.12 (6H, m), 2.82-2.94 (2H, mX 3.21 (2H, bsX 3.49 (2H, s), 3.91 (3H, s), 3.98 (3H, sX 6.84 (lH, sX 7.20 (lH, s), 7.22-7.34 (5H, m).
- Example 4 4-[(5,6-dimethoxy-2-fluoro-1-indanone) -2-yl] methyl-1- (3- In the same manner as in Example 1, a light yellow oily title compound (free form) was obtained. (yield;
- Example 54 4-[(5,6-Dimethoxy-2-fluoro-tridandanone) -2-iryl] methyl-1- (3-hydrochloride In the same manner as in Example 1, a pale yellow oily title compound (free form) was obtained. (Yield; 67%)
- Example 6 1-Cyclohexylmethyl-4-[(5,6-dimethoxy-2-fluoro-1-indanone) -2-ylyl] methylpiperidine.hydrochloride In the same manner as in Example 1, a pale yellow oily title compound (free form) was obtained. (Yield; 57%)
- Example 7 4-[(5,6-dimethoxy-2-fluoro-1-indanone) -2-yl] methyl-1- (L_3-dioxolan-2-yl) methylbiperidine.hydrochloride From the 4-[(5,6-dimethoxy-1-indanone) -2-yl] methyl-1- (1,3-dioxolan-2-yl) methylbiperidine obtained in Reference Example 1, Examples 1 and The title compound (free form) was obtained in the same manner as a pale yellow oil. (Yield; 65%)
- Example 9 tri- (3-cyanobenzyl) -4-[(5,6-dimethoxy-2-fluoro-tindanone) -2-yl] methylpiperidine.hydrochloride From 1- (3-cyanobenzyl) -4-[(5,6-dimethoxy-triindanone) -2-yl] methylpiperidine obtained in Reference Example 2, a pale yellow oil was obtained in the same manner as in Example 1. The title compound (free form) was obtained. (Yield; 16
- Example 10 4-[(5,6-Dimethoxy-2-fluorobutindanone) -2-yl 1methyl-tri (2-picolyl) piperidine.dihydrochloride From 4-[(5,6-dimethyloxy-indanone) -2-yl] methyl- (2-picolyl) piperidine obtained in Reference Example 3, The title compound (free form) was obtained as a yellow oil. (Yield; 34%)
- Example 1 14-[(5.6-Dimethoxy-2-fluoromouth-indanone) -2-yl] methyl-tri (3-nitrobenzyl) piperidine.hydrochloride
- the title compound (free form) was obtained as a pale yellow oil. (Yield; 80%)
- Example 12 2-Tobenzil-4-[(5-methoxy-2-fluoro-1-indanone) -2-iryl] methylpiperidine hydrochloride In the same manner as in Example 1, the title compound (free form) was obtained as a pale yellow oil. (Yield; 33%)
- Example 18 4-[(5,6-dimethoxy-2-fluoro-tridannone) -2-yl] methyl- (2-fluorobenzyl) piperidine.hydrochloride In the same manner as in Example 1, the title compound (free form) was obtained as a pale yellow oil. (Yield: 573 ⁇ 4)
- Example 19 4-[(5.6-dimethoxy-2-fluoromouth-indanone) -2-yl 1methyl-m- (4-fluorobenzyl) piperidine hydrochloride In the same manner as in Example 1, the title compound (free form) was obtained as a pale yellow oil. (Yield; 533 ⁇ 4)
- esterase activity was measured according to the method of Ellman et al. 1) .
- acetylthiocholine as a substrate
- the analyte and DTNB [5,5'-dithiopis (2-nitrobenzoic acid)] are added, and after incubation, the produced thiocholine reacts with DTNB to form
- the yellow product was measured as the change in absorbance at 412 nm to determine acetylcholinesterase activity.
- acetylcholinesterase inhibitory activity of each test compound was determined as a 50% inhibitory concentration (IC 5 ). u ; Ellman. G ⁇ ., Courtney, KD, Andres, V. and Featherstone, RM, (1961), Biochem. Pharmacol., 7, 88-95.
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Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT00906631T ATE277011T1 (de) | 1999-03-03 | 2000-03-02 | Flouride von 4-substituierten piperidin-derivaten |
DE60014043T DE60014043T2 (de) | 1999-03-03 | 2000-03-02 | Flouride von 4-substituierten piperidin-derivaten |
US09/914,581 US6677330B1 (en) | 1999-03-03 | 2000-03-02 | Fluorides of 4-substituted piperidine derivatives |
EP00906631A EP1157989B1 (en) | 1999-03-03 | 2000-03-02 | Fluorides of 4-substituted piperidine derivatives |
AU28256/00A AU2825600A (en) | 1999-03-03 | 2000-03-02 | Fluorides of 4-substituted piperidine derivatives |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP11/55755 | 1999-03-03 | ||
JP5575599 | 1999-03-03 |
Publications (1)
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WO2000051985A1 true WO2000051985A1 (fr) | 2000-09-08 |
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ID=13007671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2000/001232 WO2000051985A1 (fr) | 1999-03-03 | 2000-03-02 | Fluorures de derives de piperidine substitues en position 4 |
Country Status (7)
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US (1) | US6677330B1 (ja) |
EP (1) | EP1157989B1 (ja) |
KR (1) | KR100694682B1 (ja) |
AT (1) | ATE277011T1 (ja) |
AU (1) | AU2825600A (ja) |
DE (1) | DE60014043T2 (ja) |
WO (1) | WO2000051985A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2001016105A1 (fr) * | 1999-09-01 | 2001-03-08 | Eisai Co., Ltd. | Derives de piperidine 4-substituee |
WO2001098271A1 (fr) | 2000-06-21 | 2001-12-27 | Eisai Co., Ltd. | Compose piperidine 4-substitue |
WO2002002526A1 (fr) * | 2000-07-03 | 2002-01-10 | Eisai Co., Ltd. | Compositions pharmaceutiques servant a stabiliser la tension intraoculaire |
WO2002020482A1 (fr) * | 1999-03-03 | 2002-03-14 | Eisai Co., Ltd. | 1-benzyl-4-[(5,6-methoxy-2-fluoro-1-indanon)-2-yl] methylpiperidine |
WO2003057254A1 (fr) * | 2001-12-28 | 2003-07-17 | Takeda Chemical Industries, Ltd. | Produits preventifs/remedes contre les troubles urinaires |
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JPWO2003061658A1 (ja) * | 2002-01-22 | 2005-05-19 | エーザイ株式会社 | インダノン誘導体を含有するシグマ受容体結合剤 |
CA2672212A1 (en) | 2006-12-11 | 2008-06-19 | Reviva Pharmaceuticals, Inc. | Compositions, synthesis, and methods of using indanone based cholinesterase inhibitors |
KR101454362B1 (ko) * | 2008-03-24 | 2014-10-23 | 아이큐어 주식회사 | 도네페질을 유효성분으로 함유하는 치매 치료용경피흡수제제 |
WO2012068161A1 (en) | 2010-11-15 | 2012-05-24 | Agenebio, Inc. | Pyridazine derivatives, compositions and methods for treating cognitive impairment |
WO2014008629A1 (en) * | 2012-07-10 | 2014-01-16 | Suzhou Shangzhi Biotech Limited | Novel derivatives of donepezil |
CN103787954B (zh) | 2012-10-26 | 2016-01-20 | 中国科学院上海药物研究所 | 一类氟取代的环状胺类化合物及其制备方法、药物组合物和用途 |
EP3083569B1 (en) | 2013-12-20 | 2022-01-26 | Agenebio, Inc. | Benzodiazepine derivatives, compositions, and methods for treating cognitive impairment |
CA2990004C (en) | 2015-06-19 | 2024-04-23 | Agenebio, Inc. | Benzodiazepine derivatives, compositions, and methods for treating cognitive impairment |
KR101714575B1 (ko) * | 2015-10-15 | 2017-03-09 | 국방과학연구소 | 피리디니움 옥심 유도체 또는 이의 약학적으로 허용가능한 염, 및 이를 유효성분으로 포함하는 약학적 조성물 |
US11505555B2 (en) | 2016-12-19 | 2022-11-22 | Agenebio, Inc. | Benzodiazepine derivatives, compositions, and methods for treating cognitive impairment |
US20180170941A1 (en) | 2016-12-19 | 2018-06-21 | Agenebio, Inc. | Benzodiazepine derivatives, compositions, and methods for treating cognitive impairment |
EA202190076A1 (ru) | 2018-06-19 | 2021-09-22 | Эйджинбайо, Инк. | Производные бензодиазепина, композиции и способы лечения когнитивных нарушений |
WO2024039886A1 (en) | 2022-08-19 | 2024-02-22 | Agenebio, Inc. | Benzazepine derivatives, compositions, and methods for treating cognitive impairment |
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EP0229391A1 (en) * | 1985-12-27 | 1987-07-22 | Eisai Co., Ltd. | Piperidine derivate, its use and pharmaceutical composition containing it |
JPH0421670A (ja) * | 1990-05-15 | 1992-01-24 | Eisai Co Ltd | 光学活性インダノン誘導体 |
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2000
- 2000-03-02 AT AT00906631T patent/ATE277011T1/de not_active IP Right Cessation
- 2000-03-02 WO PCT/JP2000/001232 patent/WO2000051985A1/ja active IP Right Grant
- 2000-03-02 EP EP00906631A patent/EP1157989B1/en not_active Expired - Lifetime
- 2000-03-02 AU AU28256/00A patent/AU2825600A/en not_active Abandoned
- 2000-03-02 KR KR1020017011037A patent/KR100694682B1/ko not_active IP Right Cessation
- 2000-03-02 DE DE60014043T patent/DE60014043T2/de not_active Expired - Lifetime
- 2000-03-02 US US09/914,581 patent/US6677330B1/en not_active Expired - Fee Related
Patent Citations (6)
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EP0229391A1 (en) * | 1985-12-27 | 1987-07-22 | Eisai Co., Ltd. | Piperidine derivate, its use and pharmaceutical composition containing it |
JPH0421670A (ja) * | 1990-05-15 | 1992-01-24 | Eisai Co Ltd | 光学活性インダノン誘導体 |
EP0487071A1 (en) * | 1990-11-22 | 1992-05-27 | Takeda Chemical Industries, Ltd. | Condensed heterocyclic compounds, their production and use |
EP0535496A1 (en) * | 1991-09-25 | 1993-04-07 | Hoechst-Roussel Pharmaceuticals Incorporated | (1-Indanon-2yl)methylpiperidines, intermediates and a process for their preparation and their use as medicaments |
JPH07133274A (ja) * | 1993-11-09 | 1995-05-23 | Sankyo Co Ltd | ピロール誘導体 |
WO1997046526A1 (en) * | 1996-06-07 | 1997-12-11 | Eisai Co., Ltd. | Stable polymorphs of donepezil (1-benzyl-4-[(5,6-dimethoxy-1-indanon)-2-yl]methylpiperidine) hydrochloride and process for production |
Cited By (10)
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WO2002020482A1 (fr) * | 1999-03-03 | 2002-03-14 | Eisai Co., Ltd. | 1-benzyl-4-[(5,6-methoxy-2-fluoro-1-indanon)-2-yl] methylpiperidine |
WO2001016105A1 (fr) * | 1999-09-01 | 2001-03-08 | Eisai Co., Ltd. | Derives de piperidine 4-substituee |
US7091218B1 (en) | 1999-09-01 | 2006-08-15 | Eisai Co., Ltd. | 4-substituted piperidine compound |
WO2001098271A1 (fr) | 2000-06-21 | 2001-12-27 | Eisai Co., Ltd. | Compose piperidine 4-substitue |
US6906083B2 (en) | 2000-06-21 | 2005-06-14 | Eisai Co., Ltd. | 4-substituted piperidine compound |
WO2002002526A1 (fr) * | 2000-07-03 | 2002-01-10 | Eisai Co., Ltd. | Compositions pharmaceutiques servant a stabiliser la tension intraoculaire |
WO2003057254A1 (fr) * | 2001-12-28 | 2003-07-17 | Takeda Chemical Industries, Ltd. | Produits preventifs/remedes contre les troubles urinaires |
US7132547B2 (en) | 2001-12-28 | 2006-11-07 | Takeda Pharmaceutical Company Limited | Preventives/remedies for urinary disturbance |
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Also Published As
Publication number | Publication date |
---|---|
KR100694682B1 (ko) | 2007-03-13 |
EP1157989B1 (en) | 2004-09-22 |
ATE277011T1 (de) | 2004-10-15 |
US6677330B1 (en) | 2004-01-13 |
DE60014043T2 (de) | 2005-09-29 |
AU2825600A (en) | 2000-09-21 |
KR20010102440A (ko) | 2001-11-15 |
DE60014043D1 (de) | 2004-10-28 |
EP1157989A4 (en) | 2002-05-29 |
EP1157989A1 (en) | 2001-11-28 |
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