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EP0770058A1 - Novel chemical compound, its preparation and use as a drug - Google Patents

Novel chemical compound, its preparation and use as a drug

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Publication number
EP0770058A1
EP0770058A1 EP95922492A EP95922492A EP0770058A1 EP 0770058 A1 EP0770058 A1 EP 0770058A1 EP 95922492 A EP95922492 A EP 95922492A EP 95922492 A EP95922492 A EP 95922492A EP 0770058 A1 EP0770058 A1 EP 0770058A1
Authority
EP
European Patent Office
Prior art keywords
compound
formula
treatment
diseases
inflammatory
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Withdrawn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
EP95922492A
Other languages
German (de)
French (fr)
Inventor
Ralf Anderskewitz
Kurt Schromm
Ernst-Otto Renth
Franz Birke
Armin Fügner
Hubert Heuer
Christopher Meade
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 Pharma GmbH and Co KG
Original Assignee
Boehringer Ingelheim 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 Boehringer Ingelheim GmbH filed Critical Boehringer Ingelheim GmbH
Publication of EP0770058A1 publication Critical patent/EP0770058A1/en
Withdrawn legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C257/00Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines
    • C07C257/10Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines
    • C07C257/18Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines having carbon atoms of amidino groups bound to carbon atoms of six-membered aromatic rings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/13Amines
    • A61K31/155Amidines (), e.g. guanidine (H2N—C(=NH)—NH2), isourea (N=C(OH)—NH2), isothiourea (—N=C(SH)—NH2)
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00Drugs for disorders of the alimentary tract or the digestive system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00Drugs for disorders of the respiratory system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00Drugs for dermatological disorders
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/28Drugs 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00Antineoplastic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/08Antiallergic agents
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system
    • A61P9/10Drugs 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

Definitions

  • the invention relates to the compound of the formula
  • Chronic obstructive pulmonary diseases such as chronic bronchitis, psoriasis, colitis uicerosa, gastro- or enteropathy induced by non-steroidal anti-inflammatory drugs, Alzheimer's disease, shock, reperfusion damage / ischemia, atherosclerosis, multiple sclerosis.
  • the new compound can also be used to treat diseases or conditions in which the passage of cells from the blood via the vascular endothelium into the tissue is important (for example metastasis) or diseases and conditions in which the combination of LTB4 or another molecule (for example 12-HETE) with the LTB4 receptor has an influence on cell proliferation (e.g. chronic myelocytic leukemia).
  • diseases or conditions in which the passage of cells from the blood via the vascular endothelium into the tissue is important for example metastasis
  • diseases and conditions in which the combination of LTB4 or another molecule (for example 12-HETE) with the LTB4 receptor has an influence on cell proliferation e.g. chronic myelocytic leukemia.
  • the new compound can also be used in combination with other active ingredients, such as those used for the same indications, or e.g. with antiallergics, secretolytics, ß2-adrenergics, inhalable steroids, antihistamines and / or PAF antagonists.
  • Administration can be topical, oral, transdermal, nasal, parenteral or inhalative.
  • the therapeutic or prophylactic dose depends on the patient's body weight and the nature and seriousness of the disease. When used orally, the dose is between 10 and 500 mg, preferably between 20 and 250 mg. When used by inhalation, the patient is given between about 0.5 and 25, in particular between 2 and 20, mg of active ingredient.
  • the new compounds can be administered in customary preparations, for example as tablets, dragées, capsules, wafers, powders, granules, solutions, emulsions, syrups, inhalation aerosols, ointments, suppositories.
  • Active ingredient according to the invention 20 parts by weight
  • the ingredients are processed in the usual way to tablets of 500 mg weight. If desired, the active substance content can be increased or decreased and the amount of glucose reduced or increased accordingly. Suppositories
  • composition active ingredient according to the invention 100 parts by weight of lactose, powdered 45 parts by weight of cocoa butter 1555 parts by weight
  • the ingredients are processed in the usual way to form suppositories weighing 1.7 g.
  • Micronized active ingredient powder (compound of formula I; particle size approx. 0.5 to 7 ⁇ m) is filled into hard gelatin capsules in an amount of 5 mg, optionally with the addition of micronized lactose.
  • the powder is extracted from conventional inhalation devices, e.g. according to DE-A 3 345 722, inhaled.
  • the new compound shows a surprisingly superior activity compared to the known LTB4 antagonists. This is expressed, for example, in the test result for the LTB4-induced neutrophil accumulation on the mouse ear.
  • the ED50 value of 0.05 mg / kg obtained is far lower than the values found for structurally similar compounds
  • the new connection can be established using standard methods:
  • reaction is conveniently carried out in a polar solvent such as
  • Ethanol, glacial acetic acid or dimethylformamide at room temperature up to 60 ° C and at normal pressure up to 5 bar.
  • Raney nickel or platinum are used as catalysts.
  • the amidoxime used as the starting material is obtained, for example, by reacting the corresponding nitrile with hydroxylamine.
  • Compound I can also be produced from partial structures with an amidine group already present.
  • a compound of formula III is reacted with the phenol of formula IV or the phenol of formula V with a compound of formula VI:
  • the alkyl radicals R2 are generally those radicals having up to 6 carbon atoms. Phenyl or tolyl is preferably used as the aryl.
  • the methanol is distilled off, the residue is taken up in 2000 ml of ethyl acetate and extracted twice with 500 ml of water each time.
  • the ethyl acetate is distilled off and the residue is recrystallized from 300 ml of ethanol.
  • the product is dissolved hot in 200 ml of ethanol and slowly cooled to room temperature overnight.
  • the crystals are filtered off, washed with 50 ml of cold ethanol and dried. Yield: 69 g; Melting point 160 ° C.

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Pulmonology (AREA)
  • Neurosurgery (AREA)
  • Neurology (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Immunology (AREA)
  • Rheumatology (AREA)
  • Pain & Pain Management (AREA)
  • Hospice & Palliative Care (AREA)
  • Vascular Medicine (AREA)
  • Urology & Nephrology (AREA)
  • Psychiatry (AREA)
  • Dermatology (AREA)
  • Epidemiology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

The novel compound of formula (I) can be prepared according to conventional methods and used therapeutically as an LTB4-receptor antagonist.

Description

Neue chemische Verbindung, ihre Herstellung und ihre Verwendung als ArzneistoffNew chemical compound, its production and its use as a drug

Die Erfindung betrifft die Verbindung der FormelThe invention relates to the compound of the formula

Verwandte Verbindungen sind aus der WO 93/16036 bekannt. Sie werden als LTB4-Antagonisten beschrieben und eignen sich zur therapeutischen Anwendung in den entsprechenden Indikationen.Related compounds are known from WO 93/16036. They are described as LTB4 antagonists and are suitable for therapeutic use in the corresponding indications.

Wie gefunden wurde, zeichnet sich die Verbindung der Formel I durch vielfältige Anwendungsmöglichkeiten auf therapeutischem Gebiet aus. Hervorzuheben sind solche Anwendungsmöglichkeiten, für welche die LTB4-rezeptorantagonistischen Eigenschaften eine Rolle spielen. Hier sind insbesondere zu nennen:It has been found that the compound of the formula I is distinguished by a wide range of uses in the therapeutic field. Emphasis should be placed on those applications for which the LTB4 receptor antagonistic properties play a role. The following are particularly worth mentioning:

Arthritis, Asthma, chronische obstruktive Lungenerkrankungen, etwa chronische Bronchitis, Psoriasis, Colitis uicerosa, durch nichtsteroidale Antiphlogistika induzierte Gastro- oder Enteropathie, Alzheimer- Krankheit, Schock, Reperfusionsschäden/Ischämien, Atherosklerose, Multiple Sklerose.Arthritis, asthma, chronic obstructive pulmonary diseases, such as chronic bronchitis, psoriasis, colitis uicerosa, gastro- or enteropathy induced by non-steroidal anti-inflammatory drugs, Alzheimer's disease, shock, reperfusion damage / ischemia, atherosclerosis, multiple sclerosis.

Auch lassen sich mit der neuen Verbindung Krankheiten oder Zustände behandeln, bei denen die Passage von Zellen aus dem Blut über das vaskuläre Endothelium in das Gewebe von Bedeutung ist (etwa Metastasis) oder Krankheiten und Zustände, bei denen die Kombination des LTB4 oder eines anderen Moleküls (beispielsweise 12-HETE) mit dem LTB4-Rezeptor einen Einfluß auf die Zell-Proliferation hat (etwa chronische myelozytische Leukämie).The new compound can also be used to treat diseases or conditions in which the passage of cells from the blood via the vascular endothelium into the tissue is important (for example metastasis) or diseases and conditions in which the combination of LTB4 or another molecule (for example 12-HETE) with the LTB4 receptor has an influence on cell proliferation (e.g. chronic myelocytic leukemia).

Die neue Verbindung kann auch in Kombination mit anderen Wirkstoffen angewendet werden, etwa solchen, die für dieselben Indikationen Verwendung finden, oder z.B. mit Antiallergika, Sekretolytika, ß2- Adrenergika, inhalativ anwendbaren Steroiden, Antihistaminika und/oder PAF-Antagonisten. Die Verabreichung kann topisch, oral, transdermal, nasal, parenteral oder inhalativ erfolgen.The new compound can also be used in combination with other active ingredients, such as those used for the same indications, or e.g. with antiallergics, secretolytics, ß2-adrenergics, inhalable steroids, antihistamines and / or PAF antagonists. Administration can be topical, oral, transdermal, nasal, parenteral or inhalative.

Die therapeutische oder prophylaktische Dosis ist von dem Körper¬ gewicht des Patienten sowie von der Beschaffenheit und Ernsthaftigkeit des Krankheitszustandes abhängig. Bei oraler Anwendung liegt die Dosis zwischen 10 und 500 mg, vorzugsweise zwischen 20 und 250 mg. Bei inhalativer Anwendung werden dem Patienten zwischen etwa 0,5 und 25, insbesondere zwischen 2 und 20 mg Wirkstoff zugeführt. Die neuen Verbindungen können in üblichen Zubereitungen verabreicht werden, etwa als Tabletten, Dragees, Kapseln, Oblaten, Pulver, Granulate, Lösungen, Emulsionen, Sirupe, Inhalationsaerosole, Salben, Suppositorien.The therapeutic or prophylactic dose depends on the patient's body weight and the nature and seriousness of the disease. When used orally, the dose is between 10 and 500 mg, preferably between 20 and 250 mg. When used by inhalation, the patient is given between about 0.5 and 25, in particular between 2 and 20, mg of active ingredient. The new compounds can be administered in customary preparations, for example as tablets, dragées, capsules, wafers, powders, granules, solutions, emulsions, syrups, inhalation aerosols, ointments, suppositories.

Die nachsteh den Beispiele zeigen einige Möglichkeiten für αie Formulierung der Darreichungsformen.The examples below show some possibilities for the formulation of the dosage forms.

FormulierunqsbeispieleFormulation examples

1. Tabletten1. tablets

Zusammensetzung:Composition:

Wirkstoff gemäß der Erfindung 20 Gew. -TeileActive ingredient according to the invention 20 parts by weight

Stearinsäure 6 Gew. -TeileStearic acid 6 parts by weight

Traubenzucker 474 Gew.-TeileDextrose 474 parts by weight

Die Bestandteile werden in üblicher Weise zu Tabletten von 500 mg Gewicht verarbeitet. Gewünschtenfalls kann der Wirkstoffgehalt erhöht oder vermindert und die Traubenzuckermenge entsprechend vermindert oder erhöht werden. SuppositorienThe ingredients are processed in the usual way to tablets of 500 mg weight. If desired, the active substance content can be increased or decreased and the amount of glucose reduced or increased accordingly. Suppositories

Zusammensetzung: Wirkstoff gemäß der Erfindung 100 Gew. -Teile Laktose, gepulvert 45 Gew.-Teile Kakao-Butter 1555 Gew.-TeileComposition: active ingredient according to the invention 100 parts by weight of lactose, powdered 45 parts by weight of cocoa butter 1555 parts by weight

Die Bestandteile werden in üblicher Weise zu Suppositorien von 1 ,7 g Gewicht verarbeitet.The ingredients are processed in the usual way to form suppositories weighing 1.7 g.

3. Inhalationspulver3. Inhalation powder

Mikronisiertes Wirkstoffpulver (Verbindung der Formel I; Teilchengröße ca. 0,5 bis 7 μm) werden in einer Menge von 5 mg gegebenenfalls unter Zusatz mikronisierter Lactose in Hartgelatinekapseln abgefüllt. Das Pulver wird aus üblichen Inhalationsgeräten, z.B. gemäß DE-A 3 345 722, inhaliert.Micronized active ingredient powder (compound of formula I; particle size approx. 0.5 to 7 μm) is filled into hard gelatin capsules in an amount of 5 mg, optionally with the addition of micronized lactose. The powder is extracted from conventional inhalation devices, e.g. according to DE-A 3 345 722, inhaled.

Die neue Verbindung zeigt im Vergleich zu den bekannten LTB4- Antagonisten eine überraschend überlegene Wirksamkeit. Dies kommt beispielsweise im Untersuchungsergebnis bei der LTB4-induzierten Neutrophilen-Akkumulation am Mäuseohr zum Ausdruck. Der erhaltene ED50-Wert von 0,05 mg/kg ist weitaus niedriger als die für strukturell ähnliche Verbindungen gefundenen WerteThe new compound shows a surprisingly superior activity compared to the known LTB4 antagonists. This is expressed, for example, in the test result for the LTB4-induced neutrophil accumulation on the mouse ear. The ED50 value of 0.05 mg / kg obtained is far lower than the values found for structurally similar compounds

Die neue Verbindung kann üblichen Methoden hergestellt werden:The new connection can be established using standard methods:

Verfahren 1Procedure 1

Das AmidoximThe amidoxime

wird katalytisch hydriert. is catalytically hydrogenated.

Die Reaktion wird zweckmäßig in einem polaren Lösungsmittel wieThe reaction is conveniently carried out in a polar solvent such as

Ethanol, Eisessig oder Dimethylformamid bei Raumtemperatur bis 60°C und bei Normaldruck bis 5 bar durchgeführt.Ethanol, glacial acetic acid or dimethylformamide at room temperature up to 60 ° C and at normal pressure up to 5 bar.

Als Katalysatoren werden Raney-Nickel oder Platin verwendet.Raney nickel or platinum are used as catalysts.

Das als Ausgangsstoff benutzte Amidoxim wird beispielsweise durch Umsetzung des entsprechenden Nitrils mit Hydroxylamin erhalten.The amidoxime used as the starting material is obtained, for example, by reacting the corresponding nitrile with hydroxylamine.

Verfahren 2Procedure 2

Die Verbindung I kann auch aus Partialstrukturen mit schon vorhandener Amidingruppe hergestellt werden.Compound I can also be produced from partial structures with an amidine group already present.

Eine Verbindung der Formel III wird mit dem Phenol der Formel IV umgesetzt oder das Phenol der Formel V mit einer Verbindung der Formel VI:A compound of formula III is reacted with the phenol of formula IV or the phenol of formula V with a compound of formula VI:

(Y = Halogen, bevorzugt Chlor, Brom; -O-SO2-R2; F 2 = Alkv|. Arv|) Die Umsetzung erfolgt in polaren Lösungsmitteln wie Acetonitril, Dimethylformamid und Ethanol bei Temperaturen von 60 bis 120°C in Gegenwart einer Base wie beispielsweise Natriummethylat oder Kaliumcarbonat.(Y = halogen, preferably chlorine, bromine; -O-SO2-R2; F 2 = Alkv | . Arv | ) The reaction takes place in polar solvents such as acetonitrile, dimethylformamide and ethanol at temperatures from 60 to 120 ° C in Presence of a base such as sodium methylate or potassium carbonate.

Die Alkylreste R2 sind in der Regel solche Reste mit bis zu 6 C-Atomen Als Aryl wird bevorzugt Phenyl oder Tolyl verwendet.The alkyl radicals R2 are generally those radicals having up to 6 carbon atoms. Phenyl or tolyl is preferably used as the aryl.

Nachstehend wird die Herstellung der neuen Verbindung näher beschrieben. VerfahrensbeispielThe preparation of the new compound is described in more detail below. Process example

Beispiel 1example 1

1 10,0 g (4-{3-[4-(1 -Methyl-1 -phenylethyl)-phenoxymethyl]-benzyloxy}- phenyl)-carbaldoxim-hydrochlorid, herstellbar aus (4-{3-[4-(1 -Methyl-1 - phenylethyl)-phenoxymethyl]-benzyloxy}-phenyl)-carbonitril mit Hydroxylaminhydrochlorid und Natriumcarbonat in siedendem Wasser- Ethanol-Gemisch (1 :7), wird mit 2100 ml Methanol in Gegenwart von 1 Eßlöffel Raney-Nickel bei Raumtemperatur in etwa drei Stunden hydriert. Der Katalysator wird abgesaugt und die Lösung über Kieselgur filtriert. Das Methanol wird abdestilliert, der Rückstand in 2000 ml Essigester aufgenommen und zweimal mit je 500 ml Wasser extrahiert. Der Essigester wird abdestilliert und der Rückstand aus 300 ml Ethanol umkristallisiert. Das Produkt wird in 200 ml Ethanol heiß gelöst und über Nacht langsam auf Raumtemperatur abgekühlt. Die Kristalle werden abgesaugt, mit 50 ml kaltem Ethanol nachgewaschen und getrocknet. Ausbeute: 69 g; Schmelzpunkt 160°C. 1 10.0 g (4- {3- [4- (1-methyl-1-phenylethyl) phenoxymethyl] benzyloxy} phenyl) carbaldoxime hydrochloride, obtainable from (4- {3- [4- (1st -Methyl-1 - phenylethyl) -phenoxymethyl] -benzyloxy} -phenyl) -carbonitrile with hydroxylamine hydrochloride and sodium carbonate in boiling water-ethanol mixture (1: 7), is mixed with 2100 ml of methanol in the presence of 1 tablespoon of Raney nickel at room temperature hydrogenated in about three hours. The catalyst is suctioned off and the solution is filtered through diatomaceous earth. The methanol is distilled off, the residue is taken up in 2000 ml of ethyl acetate and extracted twice with 500 ml of water each time. The ethyl acetate is distilled off and the residue is recrystallized from 300 ml of ethanol. The product is dissolved hot in 200 ml of ethanol and slowly cooled to room temperature overnight. The crystals are filtered off, washed with 50 ml of cold ethanol and dried. Yield: 69 g; Melting point 160 ° C.

Claims

Patentansprüche claims 1. Als neue Verbindung das Benzamidin der Formel1. As a new compound, the benzamidine of the formula als freie Base und in Form von Säureadditionssalzen.as a free base and in the form of acid addition salts. Arzneimittel, gekennzeichnet durch einen Gehalt an Verbindung I neben in der Galenik gebräuchlichen Hilfs- und/oder Trägerstoffen.Medicaments, characterized by a content of compound I in addition to auxiliaries and / or excipients customary in galenics. Verwendung der Verbindung nach Anspruch 1 bei der Herstellung von Arzneimitteln zur Behandlung von Krankheiten, bei denen entzündliche und/oder allergische Vorgänge eine Rolle spielen, insbesondere Arthritis, Asthma, chronischen obstruktiven Lungenerkrankungen, Psoriasis, Colitis uicerosa, Alzheimer-Krankheit, Schock, Atherosklerose, Multiple Sklerose, und zur Behandlung einer durch nichtsteroidale Antiphlogistika induzierten Gastropathie sowie bei Metastasis und chronischer myelozytischer Leukämie.Use of the compound according to claim 1 in the manufacture of medicaments for the treatment of diseases in which inflammatory and / or allergic processes play a role, in particular arthritis, asthma, chronic obstructive pulmonary diseases, psoriasis, colitis uicerosa, Alzheimer's disease, shock, atherosclerosis, Multiple sclerosis, and for the treatment of gastropathy induced by non-steroidal anti-inflammatory drugs, as well as for metastasis and chronic myelocytic leukemia. Verwendung einer wirksamen Dosis der Verbindung nach Anspruch 1 zur Behandlung von Krankheiten, bei denen LTB4-rezeptorantagonistische Verbindungen eingesetzt werden können.Use of an effective dose of the compound of claim 1 for the treatment of diseases in which LTB4 receptor antagonistic compounds can be used. Verwendung einer wirksamen Dosis einer Verbindung nach Anspruch 1 für die Behandlung von Krankheiten, bei denen entzündliche und/oder allergische Vorgänge eine Rolle spielen, insbesondere Arthritis, Asthma, chronischen obstruktiven Lungenerkrankungen, Psoriasis, Colitis uicerosa, Alzheimer-Krankheit, Schock, Atherosklerose, Multiple Sklerose, und zur Behandlung einer durch nichtsteroidale Antiphlogistika induzierten Gastropathie sowie bei Metastasis und chronischer myelozytischer Leukämie.Use of an effective dose of a compound according to claim 1 for the treatment of diseases in which inflammatory and / or allergic processes play a role, in particular arthritis, asthma, chronic obstructive pulmonary diseases, psoriasis, colitis uicerosa, Alzheimer's disease, shock, atherosclerosis, multiple Sclerosis, and for the treatment of nonsteroidal anti-inflammatory drugs induced gastropathy as well as metastasis and chronic myelocytic leukemia. 6. Verfahren zur Herstellung der Verbindung nach Anspruch 1 , dadurch gekennzeichnet, daß man6. A process for the preparation of the compound according to claim 1, characterized in that a) das Amidoxim der Formela) the amidoxime of the formula katalytisch hydriertcatalytically hydrogenated oder daß manor that one b) eine Verbindung der Formel III mit dem Phenol der Formel IVb) a compound of formula III with the phenol of formula IV oderor ein Phenol der Formel V mit einer Verbindung der Formel VIa phenol of formula V with a compound of formula VI umsetzt. implements.
EP95922492A 1994-07-13 1995-06-03 Novel chemical compound, its preparation and use as a drug Withdrawn EP0770058A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4424714A DE4424714A1 (en) 1994-07-13 1994-07-13 New chemical compound, its production and its use as an arsenic
DE4424714 1994-07-13
PCT/EP1995/002113 WO1996002496A1 (en) 1994-07-13 1995-06-03 Novel chemical compound, its preparation and use as a drug

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EP0770058A1 true EP0770058A1 (en) 1997-05-02

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EP95922492A Withdrawn EP0770058A1 (en) 1994-07-13 1995-06-03 Novel chemical compound, its preparation and use as a drug

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ZA955781B (en) 1996-02-22
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CA2194886A1 (en) 1996-02-01
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BG101104A (en) 1998-04-30
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