EP1326842A1 - Arylpiperazinderivate und deren verwendung als psychopharmaka - Google Patents

Arylpiperazinderivate und deren verwendung als psychopharmaka

Info

Publication number
EP1326842A1
EP1326842A1 EP01971882A EP01971882A EP1326842A1 EP 1326842 A1 EP1326842 A1 EP 1326842A1 EP 01971882 A EP01971882 A EP 01971882A EP 01971882 A EP01971882 A EP 01971882A EP 1326842 A1 EP1326842 A1 EP 1326842A1
Authority
EP
European Patent Office
Prior art keywords
formula
compounds
solvates
acid
salts
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Withdrawn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
EP01971882A
Other languages
German (de)
English (en)
French (fr)
Inventor
Rudolf Gottschlich
Dieter Dorsch
Gerd Bartoszyk
Jürgen Harting
Christoph Seyfried
Christoph Van Amsterdam
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.)
Merck Patent GmbH
Original Assignee
Merck Patent GmbH
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 Merck Patent GmbH filed Critical Merck Patent GmbH
Publication of EP1326842A1 publication Critical patent/EP1326842A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • C07D401/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
    • C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
    • C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D215/38—Nitrogen atoms
    • C07D215/40—Nitrogen atoms attached in position 8
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/496—Non-condensed piperazines containing further heterocyclic rings, e.g. rifampin, thiothixene or sparfloxacin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00—Drugs for disorders of the nervous system
    • A61P25/18—Antipsychotics, i.e. neuroleptics; Drugs for mania or schizophrenia
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
    • C07D209/04—Indoles; Hydrogenated indoles
    • C07D209/08—Indoles; Hydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring

Definitions

  • the invention relates to arylpiperazine derivatives, their preparation and their use as psychotropic drugs.
  • arylpiperazine derivatives according to the invention can be represented by the general formula I.
  • R 1 and R 2 independently of one another H, alkyl -CC 6 or halogen
  • the use of classic D 2 antagonists is severely restricted due to their extrapyramidal side effects, especially with chronic administration.
  • the extrapyramidal side effects include, for example, tremor, akinesia, dystonia and akathisia (Cavallaro & Smeraldi, CNS Drugs 4: 278-293, 995).
  • There are only a few antipsychotics which produce significantly fewer or no extrapyramidal side effects and which are referred to as "atypical neuroleptics" (Kervin, Brit. J. Psychiatry 1964, 141-148, 1994).
  • the prototypical atypical neuroleptic clozapine has extremely low extrapyramidal effects Side effects, but causes other serious complications such as the sometimes fatal agranulocytosis (Alvir et al., New Engl. J. Med. 329: 162-167, 1993).
  • 5-HT 1A agonists in animals increase the antipsychotic properties of conventional dopamine D 2 antagonists (Wadenberg & Ahlenios, J. Neural. Transm. 74: 195-198, 1988) and the catalepsy induced by dopamine D 2 antagonists ( Costall et al., Neuropharmacology 14: 859-868, 1975) prevent 5-HT- A ⁇ agonistic properties could be advantageous.
  • the effectiveness of buspirone, a drug with 5-HTi A agonistic and dopamine D 2 antagonistic properties has been demonstrated in schizophrenia patients (Goff et al., J. Clin, Psychopharmacol. 11: 193-197, 1991).
  • Dopamine D 2 antagonists have been developed which also have an affinity for the 5-HT- A receptor, such as mazapertin (Reiz et al., J. Mid.
  • the compounds of the formula I and their salts have very valuable pharmacological properties with good tolerability. They mainly affect the central nervous system. In particular, they have a high affinity for receptors of the 5-HT tA type and / or the dopamine D 2 type.
  • Compounds of the formula I are particularly preferably simultaneously agonists of the 5-HT- A receptor and antagonists of the D 2 receptor. Binding to additional 5-HTi D / 2A / 2C receptors is not observed.
  • Binding properties of the compounds of the formula I can be determined by known 5-HT- A (serotonin) binding test and dopamine binding test (5-HT- A - (serotonin) binding test: Matzen et al., J. Med. Chem., 43 , 1149-1157, (2000) in particular page 1156 with reference to Eur. J. Pharmacol .: 140, 143-155 (1987); dopamine binding tests: Boettcher et al., J. Med. Chem .: 35, 4020-4026, (1992) with reference to J. Neurochem .: 46, 1058-1067 (1986)).
  • the compound of formula I differs from the aforementioned atypical neuroleptics.
  • the compounds according to the invention can be used for the treatment of diseases which are connected to the serotonin and dopamine neurotransmitter system and in which high-affinity serotonin receptors (5-HT- A receptors) and / or dopamine D 2 receptors involved.
  • the most important indication for the administration of the compound of the general formula I are psychoses of all types, in particular also mental illnesses from the schizophrenia group.
  • the compounds can also be used to reduce cognitive impairments, i.e. to improve learning ability and memory.
  • the compounds of the general formula ⁇ are also suitable for combating the symptoms of Alzheimer's disease.
  • the substances of general formula I according to the invention are suitable for the prophylaxis and control of cerebral infarcts (apoplexia cerebri), such as stroke and cerebral ischemia.
  • the substances are used to treat diseases such as pathological anxiety, overexcitation, hyperactivity and impaired attention in children and adolescents, profound developmental disorders and disorders in social behavior with mental retardation, depression, OCD and other senses (OCSD) certain sexual Functional disorders, sleep disorders and disorders in food intake, as well as such psychiatric symptoms in the context of age dementia and dementia of the Alzheimer type, i.e. diseases of the central nervous system in the broadest sense, into question.
  • diseases such as pathological anxiety, overexcitation, hyperactivity and impaired attention in children and adolescents, profound developmental disorders and disorders in social behavior with mental retardation, depression, OCD and other senses (OCSD) certain sexual Functional disorders, sleep disorders and disorders in food intake, as well as such psychiatric symptoms in the context of age dementia and dementia of the Alzheimer type, i.e. diseases of the central nervous system in the broadest
  • Ar preferably represents a phenyl group which is optionally substituted once, twice, three times, four times or five times by one or more groups of shark, -NO 2 or -CN.
  • Ar can also have the meaning of a thiophenyl group which is optionally mono- or disubstituted by one or more of the groups Hai, N0 2 , or -CN.
  • Ar means in particular fluorophenyl, difluorophenyl, cyanophenyl or tolyl.
  • Ar very particularly preferably has the meaning 3-fluorophenyl, 2,4-difluorophenyl, 3-cyanophenyl or 4-fluorophenyl, in particular 4-fluorophenyl.
  • B preferably has the meaning -CO- or -C (Ar) (OH) -, in particular -C (4-fluorophenyl) (OH) -.
  • R 1 and R 2 independently of one another are preferably H or -CC 6 alkyl, where 1 to 7 hydrogen atoms are optionally replaced by fluorine.
  • R 1 and / or R 2 can be branched or unbranched and is preferably methyl, ethyl, propyl, isopropyl, n-butyl, sec-butyl, tett-butyl and also pentyl, 1-, 2- or 3-methylbutyl, 1, 1-, 1, 2- or 2,2-dimethylpropyl, 1-ethylpropyl,
  • R 1 and / or R 2 particularly preferably denotes methyl, ethyl, isopropyl, n-propyl, n-butyl or ferf-butyl.
  • the group preferably has one of the following meanings:
  • n is preferably 1, 2 or 3, n being 3 being particularly preferred.
  • R 1 , R 2 , A, B and Ar can independently assume one of the meanings mentioned above.
  • the compounds of the general formula I are the more preferred the more their substituents have preferred meanings and the more preferred these meanings are.
  • Compounds selected from the following group of compounds la to Ih are particularly preferred:
  • the formula I comprises both each isolated optical antipode and the corresponding optionally racemic mixtures in any conceivable composition.
  • a compound of the general formula I can be converted into the corresponding salt (ie acid addition salt) with an acid.
  • Acids which produce compatible (i.e. biocompatible and sufficiently bioavailable) salts are suitable for this reaction. It is therefore possible to use inorganic acids such as sulfuric acid or hydrohalic acids such as hydrochloric acid, bromic acid or phosphoric acids such as orthophosphoric acid, nitric acid, sulfamic acid, aliphatic, alicyclic, araliphatic, aromatic or heterocyclic monobasic or polybasic carboxylic acids, sulfonic acids or sulfuric acid derivatives, acetic acid derivatives, acetic acid derivatives, formic acid derivatives, formic acid derivatives, formic acid derivatives, formic acid derivatives, such as formic acid derivatives, Diethyl acetic acid, malonic acid, succinic acid, pimelic acid, fumaric acid, maleic acid, lactic acid, tartaric acid, malic acid, benzoic acid, salicy
  • the corresponding free bases of general formula I can be released by treating their salts with strong bases such as sodium hydroxide, potassium hydroxide or sodium or potassium carbonate, provided that there are no other acidic groups in the molecule.
  • strong bases such as sodium hydroxide, potassium hydroxide or sodium or potassium carbonate
  • acid formation can also be brought about by treatment with strong bases.
  • Suitable bases are alkali metal hydroxides, alkaline earth metal hydroxides or organic bases in the form of primary, secondary or tertiary amines.
  • Solvates of the compounds of the general formula I are understood to mean additions of chemically “inert” solvent molecules to the compounds of the formula I which are formed on account of their mutual attraction.
  • Solvates are, for example, mono- and dihydrates or addition compounds with alcohols such as methanol or ethanol ,
  • Another object of the invention is the use of a compound of general formula I or one of its compatible salts or solvates for the manufacture of a medicament which is suitable for the treatment of human or animal diseases, in particular diseases of the central nervous system such as pathological Tension, depression and / or psychoses, to reduce side effects in the treatment of high blood pressure (e.g. with a-methyldopa), to treat endoclinological and / or gynecological diseases, e.g. to treat agromegaly, hypogonadism, secondary amenorrhea, postmenstrual Syndrome and unwanted lactation during puberty and for the prophylaxis and therapy of cerebral diseases (e.g.
  • migraines particularly in gereatria, in a manner similar to certain Ergot alkaloids and for the control and prophylaxis of cerebral infarction (apoplexia cerebri) such as stroke and cerebral ischemia.
  • pharmaceutical preparations and medicaments which contain a compound of the general formula I are suitable for improving cognitive performance and for treating Alzheimer's disease symptoms.
  • Such medicinal products are particularly suitable for the treatment of mental illnesses from the schizophrenia group and for combating psychotic anxiety.
  • the term treatment includes prophylaxis and therapy of human or animal diseases.
  • the substances of the general formula I are normally administered analogously to known, commercially available pharmaceutical preparations (for example bromocriptine and dihydroergocornine), preferably in doses of between 0.2 and 500 mg, in particular between 0.2 and 15 mg, per dose unit.
  • the daily dose unit is between 0.001 and 10 mg per kg body weight.
  • Low doses between 0.2 and 1 mg per dose unit, 0.001 to 0.005 mg per kg body weight
  • a dose between 10 and 50 mg per dose unit is preferred for other indications.
  • the dose to be administered depends on a variety of factors, e.g. the effectiveness of the relevant component, the age, body weight and general condition of the patient.
  • the invention also relates to the compounds of the formula I as claimed in claim 1 and their physiologically acceptable salts or solvates as active pharmaceutical ingredients.
  • the invention furthermore relates to compounds of the formula I according to Claim 1 and their physiologically acceptable salts or solvates as D 2 receptor antagonists and 5HT 1A agonists.
  • the invention also relates to the compounds of the formula I as claimed in claim 1 and their physiologically acceptable salts or solvates for use in combating diseases.
  • the invention furthermore relates to a process for the preparation of a pharmaceutical preparation which comprises converting a compound of the general formula I or one of its compatible salts or solvates together with a suitable carrier into a suitable dosage form.
  • the compounds of the general formula I can be brought into a suitable dosage form together with at least one carrier or auxiliary, optionally in combination with a further active ingredient.
  • Suitable carriers are organic or inorganic substances which are suitable for enteral (e.g. oral) or parenteral or topical administration and which do not react with the substances of the general formula I according to the invention. Examples of such carriers are
  • Carbohydrates such as lactose and starch, magnesium stearate, tallow and petroleum jelly. Tablets, coated tablets, capsules, syrups, juices,
  • Solutions such as suspensions, emulsions or even implants are used for parenteral administration. Ointments, cream or powder are used for external use.
  • the compounds of general formula I can also be lyophilized and the resulting ones
  • Lyophilisates are processed into injectable preparations.
  • the invention further relates to medicaments which contain at least one compound of the general formula I or one of its tolerable salts or solvates and, if appropriate, further ingredients such as Carriers, excipients, etc. These preparations can be used as medicaments for the treatment of human or animal diseases.
  • the abovementioned medicaments can be sterilized and processed together with auxiliaries such as lubricants, preservatives, stabilizers and / or moistening agents, emulsifiers, osmotically active substances, buffers, dyes or taste improvers to give other pharmaceutical preparations.
  • auxiliaries such as lubricants, preservatives, stabilizers and / or moistening agents, emulsifiers, osmotically active substances, buffers, dyes or taste improvers to give other pharmaceutical preparations.
  • the invention further relates to a process for the preparation of compounds of the formula I and their salts and solvates, characterized in that (a) a compound of the formula II
  • Leaving group, in particular Cl, tosylate or Br means and optionally, if B is -CO-, the group B is hydrogenated, alkylated or arylated and, if appropriate, a basic or acidic compound of the formula I by treatment with an acid or base in one of them Salts or
  • Organolithium reagents for use a complex hydride is preferably used for the hydrogenation
  • the compounds of the formula I and also the starting materials for their preparation are otherwise prepared by methods known per se, as described in the literature (for example in the standard works such as Houben-Weyl, methods of organic chemistry, Georg-Thieme-Verlag, Stuttgart) are described, namely under reaction conditions which are known and suitable for the reactions mentioned. Use can also be made of variants which are known per se and are not mentioned here in detail.
  • the starting materials can also be formed in situ, so that they are not isolated from the reaction mixture, but instead are immediately reacted further to give the compounds of the formula I.
  • arylpiperazine derivatives of the formula are preferably prepared according to the following scheme:
  • the molecular weight (M + H + ) is determined with the help of electron spray ionization mass spectroscopy.
  • the mass spectroscopic data come from HPLC / MS runs (HPLC coupled with an electrospray ionization mass spectrometer).
  • the numerical values are not the molecular weights of the unchanged compounds, but rather the molecular weights of the protonated compounds (hereinafter: [M + H] + ).
  • the method is described in the following references: M. Yamashita, JB Fenn, J. Phys. Chem. 88, 1984, 4451-4459; CK Meng et al., Zeitschrift für Physik D 10, 1988, 361-368; JB Fenn et al., Science 246, 1989, 64-71.
  • a solution of 100 g of a compound of the general formula I and 5 g of dinathum hydrogenphosphate are adjusted to pH 6.5 in 3 l of double-distilled water with 2 N hydrochloric acid, sterile filtered and filled into injection ampoules, and lyrphilized. Sterile conditions were observed. Each injection ampoule contains 5 mg of the active component of the general formula I.
  • a mixture of 20 g of a compound of general formula I is mixed with 100 g of soy lecithin and 1400 g of cocoa butter with heating and poured into wells. Each suppository contains 20 mg of the active component.
  • a solution containing 1 g of a compound of the general formula I, 9.38 g of NaH 2 PO 4 x 2 H 2 0, 28.48 g of Na 2 HP0 4 x 12 H 2 0 and 0.1 g of benzalkonium chloride is mixed with 940 ml of twice-distilled water.
  • the solution is adjusted to pH 6.8 and made up to one liter with double-distilled water and sterilized by radiation. This solution can be used in the form of eye drops.
  • a mixture of 100 g of a compound of general formula I, 1 kg of lactose, 600 g of microcrystalline cellulose, 600 g of corn starch, 100 g of polyvinylpyrrolidone, 80 g of tallow and 10 g of magnesium stearate are mixed and pressed into tablets in the usual way, so that one tablet Contains 100 mg of the active component.
  • Tablets are produced as in Example 7 and then coated in a known manner with sucrose, corn starch, tallow, tragacanth and dyes.
  • Hard gelatin capsules are filled with a compound of general formula I in a known manner so that each capsule contains 5 mg of the active component.
  • inhalation spray 14 g of a compound of general formula I are dissolved in 10 l of isotonic saline.
  • the solution is filled into commercially available spray containers that have a pump mechanism.
  • the solution can be sprayed into the mouth or nose.
  • One spray (approximately 0.1 ml) corresponds to a dose of 0.14 mg of a compound of general formula I.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Psychiatry (AREA)
  • Neurosurgery (AREA)
  • Neurology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
EP01971882A 2000-09-05 2001-08-07 Arylpiperazinderivate und deren verwendung als psychopharmaka Withdrawn EP1326842A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10043659A DE10043659A1 (de) 2000-09-05 2000-09-05 Arylpiperazinderivate
DE10043659 2000-09-05
PCT/EP2001/009108 WO2002020491A1 (de) 2000-09-05 2001-08-07 Arylpiperazinderivate und deren verwendung als psychopharmaka

Publications (1)

Publication Number Publication Date
EP1326842A1 true EP1326842A1 (de) 2003-07-16

Family

ID=7655009

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01971882A Withdrawn EP1326842A1 (de) 2000-09-05 2001-08-07 Arylpiperazinderivate und deren verwendung als psychopharmaka

Country Status (15)

Country Link
US (1) US20040014972A1 (cs)
EP (1) EP1326842A1 (cs)
KR (1) KR20030024913A (cs)
CN (1) CN1452614A (cs)
AU (1) AU2001291744A1 (cs)
BR (1) BR0113581A (cs)
CA (1) CA2421219A1 (cs)
CZ (1) CZ2003809A3 (cs)
DE (1) DE10043659A1 (cs)
MX (1) MXPA03001826A (cs)
NO (1) NO20030998D0 (cs)
PL (1) PL360289A1 (cs)
SK (1) SK3612003A3 (cs)
WO (1) WO2002020491A1 (cs)
ZA (1) ZA200302636B (cs)

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ATE424825T1 (de) 2001-07-20 2009-03-15 Psychogenics Inc Behandlung von hyperaktivitätsstörungen und aufmerksamkeitsdefiziten
WO2004082570A2 (en) * 2003-03-17 2004-09-30 Bayer Healthcare Ag Diagnostics and therapeutics for diseases associated with dopamine receptor d2 (drd2)
WO2004113333A1 (ja) * 2003-06-23 2004-12-29 Dainippon Sumitomo Pharma Co., Ltd. 老人性痴呆症治療剤
ES2250000B1 (es) * 2004-09-29 2007-06-01 Medichem, S.A. Procedimiento para la preparacion de ziprasidona.
ES2250001B1 (es) * 2004-09-29 2007-06-01 Medichem, S.A. Proceso para la purificacion de ziprasidona.
KR100660142B1 (ko) * 2005-01-24 2006-12-20 이명섭 건식 모래 생산 방법 및 그 시스템
TWI320783B (en) 2005-04-14 2010-02-21 Otsuka Pharma Co Ltd Heterocyclic compound
TW200800959A (en) * 2005-06-10 2008-01-01 Wyeth Corp Piperazine-piperidine antagonists and agonists of the 5-HT1a receptor
TW200808730A (en) * 2006-06-09 2008-02-16 Wyeth Corp Process for synthesizing piperazine-piperidine compounds
TW200831096A (en) * 2006-11-28 2008-08-01 Wyeth Corp Metabolites of 5-Fluoro-8-{4-[4-(6-methoxyquinolin-8-yl)piperazin-1-yl]piperidin-1-yl} quinoline and methods of preparation and uses thereof
PE20090188A1 (es) 2007-03-15 2009-03-20 Novartis Ag Compuestos heterociclicos como moduladores de la senda de hedgehog
US20100041663A1 (en) 2008-07-18 2010-02-18 Novartis Ag Organic Compounds as Smo Inhibitors

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DK148392D0 (da) * 1992-12-09 1992-12-09 Lundbeck & Co As H Heterocykliske forbindelser
WO1998031679A1 (fr) * 1997-01-21 1998-07-23 Yoshitomi Pharmaceutical Industries, Ltd. Composes de thiophene et leur application medicinale
ES2128266B1 (es) * 1997-07-08 2000-01-16 Vita Invest Sa Compuestos derivados de tiofeno y benzotiofeno y utilizacion y composicion correspondientes.
EP0900792B1 (en) * 1997-09-02 2003-10-29 Duphar International Research B.V Piperazine and piperidine derivatives as 5-HT1A and dopamine D2-receptor (ant)agonists

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Publication number Publication date
CA2421219A1 (en) 2003-03-03
SK3612003A3 (en) 2003-07-01
BR0113581A (pt) 2003-07-15
CZ2003809A3 (cs) 2003-06-18
DE10043659A1 (de) 2002-03-14
NO20030998L (no) 2003-03-04
US20040014972A1 (en) 2004-01-22
WO2002020491A1 (de) 2002-03-14
KR20030024913A (ko) 2003-03-26
CN1452614A (zh) 2003-10-29
MXPA03001826A (es) 2003-06-04
NO20030998D0 (no) 2003-03-04
AU2001291744A1 (en) 2002-03-22
ZA200302636B (en) 2004-09-08
PL360289A1 (en) 2004-09-06

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