EP1551792A1 - Nouveaux betamimetiques a duree d'action prolongee, procedes de production et d'utilisation comme medicaments - Google Patents

Nouveaux betamimetiques a duree d'action prolongee, procedes de production et d'utilisation comme medicaments

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Publication number
EP1551792A1
EP1551792A1 EP03750623A EP03750623A EP1551792A1 EP 1551792 A1 EP1551792 A1 EP 1551792A1 EP 03750623 A EP03750623 A EP 03750623A EP 03750623 A EP03750623 A EP 03750623A EP 1551792 A1 EP1551792 A1 EP 1551792A1
Authority
EP
European Patent Office
Prior art keywords
methyl
compounds
alkyl
acid
phenyl
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Withdrawn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
EP03750623A
Other languages
German (de)
English (en)
Inventor
Thierry Bouyssou
Frank Buettner
Ingo Konetzki
Sabine Pestel
Andreas Schnapp
Hermann Schollenberger
Kurt Schromm
Claudia Heine
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 Pharma GmbH and Co KG
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 Pharma GmbH and Co KG filed Critical Boehringer Ingelheim Pharma GmbH and Co KG
Publication of EP1551792A1 publication Critical patent/EP1551792A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C217/00—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton
    • C07C217/54—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton
    • C07C217/64—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains further substituted by singly-bound oxygen atoms
    • C07C217/66—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains further substituted by singly-bound oxygen atoms with singly-bound oxygen atoms and six-membered aromatic rings bound to the same carbon atom of the carbon chain
    • C07C217/70—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains further substituted by singly-bound oxygen atoms with singly-bound oxygen atoms and six-membered aromatic rings bound to the same carbon atom of the carbon chain linked by carbon chains having two carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring
    • 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
    • A61K31/13—Amines
    • A61K31/135—Amines having aromatic rings, e.g. ketamine, nortriptyline
    • A61K31/137—Arylalkylamines, e.g. amphetamine, epinephrine, salbutamol, ephedrine or methadone
    • 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
    • A61K31/16—Amides, e.g. hydroxamic acids
    • A61K31/18—Sulfonamides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00—Drugs for disorders of the respiratory system
    • A61P11/06—Antiasthmatics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P15/00—Drugs for genital or sexual disorders; Contraceptives
    • A61P15/06—Antiabortive agents; Labour repressants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00—Drugs for dermatological disorders
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P17/00—Drugs for dermatological disorders
    • A61P17/04—Antipruritics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A61P9/06—Antiarrhythmics
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/06—Systems containing only non-condensed rings with a five-membered ring
    • C07C2601/08—Systems containing only non-condensed rings with a five-membered ring the ring being saturated

Definitions

  • the present invention relates to compounds of general formula 1
  • radicals R 1 , R 2 and R 3 can have the meanings given in the claims and in the description, processes for their preparation and their use as medicaments, in particular for the treatment of inflammatory and obstructive respiratory diseases.
  • Betamimetics ( ⁇ -adrenergic substances) are known from the prior art. They can be used in a variety of therapeutic areas.
  • An application once a day has the advantage that the patient is relatively quick can get used to the regular use of the drug at certain times of the day.
  • betamimetics which are characterized by a longer duration of action and can therefore be used for the production of medicaments with a longer activity. It is a particular object of the present invention to provide betamimetics which, owing to their long effectiveness, can be used to produce a medicament which can be applied once a day. Another object of the present invention is to provide new beta mimetics which, owing to their long effectiveness, can be used to produce a medicament which can be applied once a day for the treatment of inflammatory or obstructive respiratory diseases.
  • betamimetics which are not only extremely potent but are also characterized by a high degree of selectivity towards the ⁇ 2 -adreno-receptor.
  • R 1 -C 4 alkyl R 2 QG t alkyl
  • R 3 C 1 -C 4 -alkyl or phenyl, which can optionally be mono- or polysubstituted, or R 2 and R 3 together form a divalent group selected from -CH 2 -CH 2 - and -CH 2 -CH 2 -CH 2 - mean.
  • Compounds of formula 1 are preferred in which R 1 is C 1 -C 4 -alkyl; R 2 CC 4 alkyl;
  • R 3 -C 1 -alkyl or phenyl which may optionally be mono-, di-, tri- or tetrasubstituted by one or more radicals selected from -C 3 -alkyl,
  • CF 3 methoxy, ethoxy, hydroxy, fluorine, chlorine, bromine, -OCF 3 , -CHF 2 , -NHCOCH 3 and -NHSO 2 CH 3 , or R 2 and R 3 together form a divalent group selected from -CH 2 -CH 2 - and -CH 2 -CH 2 -CH 2 - mean.
  • R 1 is C 1 -C 4 -alkyl, preferably methyl;
  • R 3 -C 4 alkyl or phenyl which may optionally be mono-, di-, tri- or tetra-substituted by one or more radicals selected from methyl, ethyl, CF 3 , methoxy, ethoxy and hydroxy, or R 2 and R 3 together represent a double-bonded group selected from -CH 2 -CH 2 - and -CH 2 -CH 2 -CH 2 -.
  • R 1 - alkyl preferably methyl
  • R 2 QQ-alkyl preferably methyl
  • R 3 -C-alkyl preferably methyl, or phenyl, which may optionally be substituted once, twice, three or four times by one or more radicals selected from methyl, CF 3 , methoxy and hydroxy, or R 2 and R. 3 together represent the double-bonded group -CH 2 -CH 2 -.
  • R 1 is methyl or ethyl, preferably methyl; R 2 methyl; R 3 is methyl, ethyl or phenyl, which may optionally be mono-, di-, tri- or tetrasubstituted by one or more radicals selected from methyl, CF 3 , methoxy and hydroxy, or R 2 and R 3 together form the divalent group - CH 2 -CH 2 - mean.
  • R 3 is methyl or phenyl, which may optionally be mono-, di- or trisubstituted by one or more radicals selected from methyl, ethyl and hydroxy, or R 2 and R 3 together denote the -CH -CH 2 - group.
  • R 2 and RR 33 together mean the double-bond group -CH 2 -CH 2 .
  • the invention relates to the respective compounds of formula 1, optionally in the form of the individual optical isomers, mixtures of the individual enantiomers or racemates, in the form of the free bases or the corresponding acid addition salts with pharmacologically acceptable acids.
  • the compounds of general formula 1 according to the invention can optionally be present in the form of their individual optical isomers, mixtures of the individual enantiomers or racemates and can be separated into the pure forms using methods known from the literature. If the compounds are used in enantiomerically pure form, the R enantiomers are preferred.
  • Acid addition salts are understood to mean salts which are formed with pharmacologically acceptable acids selected from the group consisting of hydrogen chloride, hydrogen bromide, hydrogen iodide, sulfuric acid, phosphoric acid, methanesulfonic acid, nitric acid, maleic acid, acetic acid, benzoic acid, citric acid, fumaric acid, tartaric acid; Oxalic acid, succinic acid and toluenesulfonic acid, preferably hydrogen chloride, hydrogen bromide, sulfuric acid, phosphoric acid, fumaric acid and methanesulfonic acid.
  • pharmacologically acceptable acids selected from the group consisting of hydrogen chloride, hydrogen bromide, hydrogen iodide, sulfuric acid, phosphoric acid, methanesulfonic acid, nitric acid, maleic acid, acetic acid, benzoic acid, citric acid, fumaric acid, tartaric acid; Oxalic acid, succinic acid and toluenesulfonic
  • the alkyl groups are branched and unbranched alkyl groups having 1 to 4 carbon atoms. Examples include: methyl, ethyl, propyl or butyl.
  • the abbreviations Me, Et, Pr or Bu may also be used to denote the groups methyl, ethyl, propyl or butyl.
  • the definitions propyl and butyl encompass all conceivable isomeric forms of the respective radicals.
  • propyl includes n-propyl and iso-propyl
  • butyl includes iso-butyl, sec. Butyl and tert-butyl, etc.
  • Hydrochloric acid, methanesulfonic acid, benzoic acid and acetic acid are particularly preferred according to the invention.
  • the compounds according to the invention can be prepared analogously to procedures already known in the prior art. Suitable manufacturing processes are known for example from US 3657244, to which reference is made here in full.
  • 6.5 g of l- (3,4-dihydroxy-2-methoxy-phenyl) -2- (l, l-dimethyl-propylamino) -ethanone are hydrogenated with 0.1 g of platinum oxide as a catalyst in 125 ml of methanol.
  • the catalyst is suctioned off and the solvent is distilled off under reduced pressure.
  • the residue is dissolved in ethyl acetate, the crystals which precipitate are filtered off with suction and washed with ethyl acetate and diethyl ether.
  • 35 g of bromine-2-methoxy-3,4-diphenylmethylene dioxyacetophenone are refluxed with 45 g of 1-methyl-cyclopentylamine in 150 ml of ethanol for 1 hour.
  • the inorganic salts are then filtered off and the solvent is distilled off.
  • the residue is dissolved in ethyl acetate, acidified with ethereal hydrochloric acid and mixed with diethyl ether.
  • the solid which precipitates out is filtered off, washed with diethyl ether and then boiled in water. The product is obtained after filtration and drying.
  • the compounds of general formula 1 are distinguished by a wide range of possible uses in the therapeutic field. To be emphasized are those possible uses for which the compounds of formula 1 according to the invention can preferably be used as beta-mimetics due to their pharmaceutical activity.
  • the compounds of general formula 1 can be used alone or in combination with other active compounds of formula 1 according to the invention. If appropriate, the compounds of the general formula 1 can also be used in combination with other pharmacologically active compounds. These are in particular anticholinergics, antiallergics, PAF antagonists, PDE IV inhibitors, leukotriene antagonists, p38 kinase inhibitors, EGFR kinase inhibitors and corticosteroids, and combinations of active substances thereof.
  • Examples of preferred anticholinergics that can be used in combination with the compounds of formula 1 include compounds selected from the group consisting of tiotropium salts, ipratropium salts, oxitropium salts, salts of the compounds N-methyl-2 known from WO 02/32899 , 2-Diphenylpropionklaretropenolester, N-methyl-2,2-Diphenylpropionsäurescopinester, N-Methyl-2-Fluor-2,2-Diphenylessigklascopinester and N-Methyl-2-fluoro-2,2-Diphenylacetic Acid Tropenolester as well as salts of the from WO 02 / 32899 known compounds N-methyl-3,3 ', 4,4'-tetraf uorbenzilklaretropenolester, N-methyl-3, 3', 4,4'-tetrafluorobenzilklarescopinester;N-methyl-4,4'-dichlorobenzic acid copinate ester,
  • N-ethyl-4,4'-difluorobenzilic acid tropenol esters optionally in the form of their hydrates and solvates.
  • Salts are understood to mean those compounds which, in addition to the cations mentioned above, contain a single negatively charged anion selected from the group consisting of chloride, bromide and methanesulfonate as counterion.
  • the bromides or methanesulfonates of the abovementioned structures are particularly preferred as active ingredients in the context of the present invention.
  • compositions which, in addition to the compounds of formula 1 according to the invention, contain tiotropium bromide as a further active ingredient are particularly preferred according to the invention. This combination is of particular importance in the treatment of asthma or COPD, especially COPD. Of particular importance here are those combinations which contain the tiotropium bromide in the form of its crystalline monohydrate known from WO 02/30928 or in the form of its crystalline anhydride known from WO 03/000265:
  • corticosteroids which can optionally be used in combination with the compounds of formula 1,
  • the corticosteroids are preferably selected from the group consisting of flunisolide, beclomethasone, triamcinolone, budesonide, fluticasone, mometasone, ciclesonide and dexametasone, with here the budesonide, fluticasone, mometasone and ciclesonide, in particular the budesonasone and one Importance.
  • steroids is used in the context of the present patent application instead of the term corticosteroids.
  • a reference to steroids concludes in the context of the present
  • Invention a reference to salts or derivatives that can be formed by the steroids.
  • Examples of possible salts or derivatives are: sodium salts, sulfobenzoates, phosphates, isonicotinates, acetates, propionates, dihydrogen phosphates, palmitates, pivalates or furoates. If necessary, the corticosteroids can also be present in the form of their hydrates.
  • PDE-IV inhibitors which can be used according to the invention as a combination with the compound of formula 1
  • compounds which are selected from the group consisting of Enprofylline, Roflumilast, Ariflo, Bay-198004, CP-325,366, BY343, D-4396 (Sch-351591), V-11294A, Z-15370 and AWD-12-281.
  • Preferred PDE-IV inhibitors are selected from the group consisting of Enprofylline, Roflumilast, Ariflo, Z15370 and AWD-12- 281, with AWD-12-281 being particularly preferred as a combination partner with the compound of the formula I_ according to the invention.
  • a reference to the aforementioned PDE-IV inhibitors includes a reference to the present invention optionally existing pharmacologically acceptable acid addition salts.
  • the physiologically tolerable acid addition salts which can be formed by the abovementioned PDE-IV inhibitors are understood as pharmaceutically tolerable salts which are selected from the salts of hydrochloric acid, hydrobromic acid, sulfuric acid, phosphoric acid, methanesulfonic acid, acetic acid, fumaric acid, succinic acid, JM-lactic acid , Citric acid, tartaric acid or maleic acid.
  • the salts selected from the group consisting of acetate, hydrochloride, hydrobromide, sulfate, phosphate and methanesulfonate are preferred in this context.
  • dopamine agonists which can optionally be used in combination with the compounds of formula 1, are understood to mean compounds which are selected from the group consisting of bromocriptine, cabergoline, alpha-dihydroergocryptine, lisuride, pergolide, pramipexole , Roxindol, Ropinirol, Talipexol, Tergurid and Viozan.
  • dopamine agonists preference is given to using dopamine agonists as combination partners with the compounds of the formula 1 which are selected from the group consisting of pramipexole, talipexole and viozan, pramipexole being of particular importance.
  • a reference to the above-mentioned dopamine agonists includes a reference to their optionally existing pharmacologically acceptable acid addition salts and, if appropriate, their hydrates.
  • the physiologically tolerable acid addition salts which can be formed by the above-mentioned dopamine agonists are understood to mean, for example, pharmaceutically tolerable salts which are selected from the salts of hydrochloric acid, hydrobromic acid, sulfuric acid, phosphoric acid, methanesulfonic acid, acetic acid, fumaric acid, succinic acid, lactic acid, citric acid, tartaric acid and are maleic acid.
  • antiallergics which can be used according to the invention as a combination with the compounds of formula 1 are epinastine, cetirizine, azelastine, fexofenadine, levocabastine, loratadine, mizolastine, ketotifen, emedastine, dimetindene, clemastine, bamipine, cexchlorpheniramine, pheniramine, Doxylamine, chlorphenoxamine, dimenhydrinate, diphenhydramine, promethazine, ebastine, desloratidine and meclozin.
  • Preferred antiallergics which are used in the context of the present invention in combination with the compounds of the formula 1 according to the invention are selected from the group consisting of epinastine, cetirizine, azelastine, fexofenadine, levocabastine, loratadine, ebastine, desloratidine and mizolastine, with epinastine and desloratidine being particularly preferred.
  • a reference to the abovementioned antiallergics includes a reference to their pharmacologically acceptable acid addition salts which may exist.
  • 4 - [(3-chloro-4-fluorophenyl) amino] -7- [4 may be mentioned as a particularly preferred example of EGFR kinase inhibitors which can be used in combination with the compounds of the formula 1 according to the invention - ((R) -6-methyl-2-oxo-morpholin-4-yl) - butyloxy] -6 - [(vinylcarbonyl) amino] -quinazoline; 4 - [(3-Chloro-4-fluorophenyl) amino] -7- [4- ((S) -6-methyl-2-oxo-morpholin-4-yl) butyloxy] -6 - [(vinylcarbonyl ) amino] -quinazoline, 4- [(3-chloro-4-fluoro-phenyl) amino] -7- (2- ⁇ 4 - [(S) - (2-oxo-tetrahydrofuran-5-yl) carbonyl] - piperazin
  • the EGFR kinase inhibitors are understood according to the invention to be pharmaceutically acceptable salts which are selected from the salts of hydrochloric acid, hydrobromic acid, sulfuric acid, phosphoric acid, methanesulfonic acid, acetic acid, fumaric acid, succinic acid, lactic acid, citric acid, tartaric acid or Are maleic acid.
  • the salts of the EGFR kinase inhibitors are preferably selected from the salts of acetic acid, hydrochloric acid, hydrobromic acid, sulfuric acid, phosphoric acid and methanesulfonic acid.
  • p38 kinase inhibitors which can be used in combination with the compounds of formula 1 according to the invention, l- [5-tert-butyl-2-> -tolyl-2H-pyrazole-3- yl] -3- [4- (2-morpholin-4-yl-ethoxy) naphthalen-1-yl] urea; 1 - [5-tert-Butyl-2 - /?
  • a reference to the above-mentioned p38 kinase inhibitors in the context of the present invention includes a reference to their pharmacologically acceptable acid addition salts which may exist.
  • the physiologically or pharmacologically acceptable acid addition salts which can be formed by the p38 kinase inhibitors are understood to be pharmaceutically acceptable salts which are selected from the salts of hydrochloric acid, hydrobromic acid, sulfuric acid, phosphoric acid, methanesulfonic acid, acetic acid, fumaric acid, succinic acid, J are lactic acid, citric acid, tartaric acid or maleic acid.
  • the combination of steroids, PDE IV inhibitors or anticholinergics is particularly preferred from the compound classes mentioned above.
  • the combination with anticholinergics is of particular importance.
  • Suitable forms of application for the application of the compounds of formula 1 are, for example, tablets, capsules, suppositories, solutions etc. According to the invention is of particular importance (in particular in the treatment of
  • the proportion of the pharmaceutically active compound (s) should each be in the range of
  • Corresponding tablets can be mixed, for example, by mixing the active ingredient (s) with known auxiliaries, for example inert diluents, such as Calcium carbonate, calcium phosphate or milk sugar, disintegrants, such as corn starch or alginic acid, binders, such as starch or gelatin, lubricants, such as magnesium stearate or talc, and / or agents for achieving the depot effect, such as carboxymethyl cellulose, cellulose acetate phthalate, or polyvinyl acetate.
  • auxiliaries for example inert diluents, such as Calcium carbonate, calcium phosphate or milk sugar, disintegrants, such as corn starch or alginic acid, binders, such as starch or gelatin, lubricants, such as magnesium stearate or talc, and / or agents for achieving the depot effect, such as carboxymethyl cellulose, cellulose acetate phthalate, or polyvinyl acetate.
  • the tablets can also
  • coated tablets can be produced by coating cores produced analogously to the tablets with agents conventionally used in tablet coatings, for example collidone or shellac, gum arabic, talc, titanium dioxide or sugar.
  • the core can also consist of several layers to achieve a deposit effect or to avoid incompatibilities.
  • the coated tablet shell can also consist of several layers in order to achieve a depot effect, it being possible to use the auxiliaries mentioned above for the tablets.
  • Juices of the active substances or combinations of active substances according to the invention can additionally contain a sweetener such as saccharin, cyclamate, glycerol or sugar as well as a taste-improving agent, e.g. Flavorings, such as vanillin or orange extract, contain. They can also contain suspending agents or thickening agents, such as sodium carboxymethyl cellulose, wetting agents, for example condensation products of fatty alcohols with ethylene oxide, or protective agents, such as p-hydroxybenzoates.
  • Solutions are usually, e.g. with the addition of isotonants, preservatives, such as p-hydroxybenzoates, or stabilizers, such as alkali metal salts of ethylenediaminetetraacetic acid, optionally using emulsifiers and / or dispersants, where, for example, when using water as a diluent, organic solvents can optionally be used as solubilizers or auxiliary solvents , manufactured and filled into injection bottles or ampoules or infusion bottles.
  • preservatives such as p-hydroxybenzoates
  • stabilizers such as alkali metal salts of ethylenediaminetetraacetic acid
  • emulsifiers and / or dispersants where, for example, when using water as a diluent, organic solvents can optionally be used as solubilizers or auxiliary solvents , manufactured and filled into injection bottles or ampoules or infusion bottles.
  • the capsules containing one or more active ingredients or combinations of active ingredients can be produced, for example, by mixing the active ingredients with inert carriers, such as milk sugar or sorbitol, and encapsulating them in gelatin capsules.
  • Suitable suppositories can be produced, for example, by mixing them with carrier agents such as neutral fats or polyethylene glycol or its derivatives.
  • auxiliaries are water, pharmaceutically acceptable organic solvents, such as paraffins (for example petroleum fractions), oils of vegetable origin (for example peanut or sesame oil), monofunctional or polyfunctional alcohols (for example ethanol or glycerol), carriers such as natural rock meal (for example kaolins, clays, Talc, chalk) synthetic rock flour (e.g.
  • silica and silicates highly disperse silica and silicates
  • sugar e.g. cane, milk and dextrose
  • emulsifiers e.g. lignin, sufite liquor, methylcellulose, starch and polyvinylpyrrolidone
  • lubricants e.g. magnesium stearate, talc, stearic acid and sodium lauryl
  • the tablets can of course also contain additives, such as e.g. Contain sodium citrate, calcium carbonate and dicalcium phosphate together with various additives such as starch, preferably potato starch, gelatin and the like.
  • Lubricants such as magnesium stearate, sodium lauryl sulfate and talc can also be used for tableting.
  • the active ingredients can be mixed with various flavor enhancers or colorants.
  • Inhalable dosage forms are inhalable powders, metered-dose aerosols containing propellant gas, or propellant-free inhalation solutions.
  • propellant-free inhalation solutions also includes concentrates or sterile, ready-to-use inhalation solutions.
  • Inhalable powders which can be used according to the invention can contain 1 either alone or in a mixture with suitable physiologically acceptable auxiliaries.
  • the active ingredients 1 are contained in a mixture with physiologically acceptable auxiliaries
  • the following physiologically acceptable auxiliaries can be used to prepare these inhalable powders according to the invention: monosaccharides (e.g. glucose or arabinose), disaccharides (e.g. lactose, sucrose, maltose), oligo- and polysaccharides ( e.g. dextrans), polyalcohols (e.g. sorbitol, mannitol, Xylitol), salts (eg sodium chloride, calcium carbonate) or mixtures of these auxiliaries with one another.
  • monosaccharides e.g. glucose or arabinose
  • disaccharides e.g. lactose, sucrose, maltose
  • oligo- and polysaccharides e.g. dextrans
  • polyalcohols e.g. sorbitol, mannitol, Xylitol
  • salts eg sodium chlor
  • Mono- or disaccharides are preferably used, the use of lactose or glucose being preferred, in particular, but not exclusively, in the form of their hydrates.
  • Lactose most preferably lactose monohydrate, is used as an auxiliary as particularly preferred in the sense of the invention.
  • the auxiliaries have a maximum average particle size of up to 250 ⁇ m, preferably between 10 and 150 ⁇ m, particularly preferably between 15 and 80 / xm. If appropriate, it may seem sensible to add finer excipient fractions with an average particle size of 1 to 9 ⁇ m to the excipients mentioned above. The latter finer excipients are also selected from the group of excipients that can be used.
  • micronized active ingredient 1 preferably with an average particle size of 0.5 to 10 ⁇ m, particularly preferably from 1 to 5 ⁇ m, is admixed with the excipient mixture.
  • Processes for producing the inhalable powders according to the invention by grinding and micronizing and by finally mixing the constituents are known from the prior art.
  • the inhalable powders according to the invention can be applied using inhalers known from the prior art.
  • Inhalation aerosols containing propellant gas according to the invention may contain 1 dissolved in the propellant gas or in dispersed form.
  • 1 can be contained in separate dosage forms or in a common dosage form, where 1 can either be both dissolved, both dispersed or in each case only one component dissolved and the other dispersed.
  • the propellant gases which can be used to produce the inhalation aerosols are known from the prior art. Suitable propellants are selected from the group consisting of hydrocarbons such as n-propane, n-butane or isobutane and halogenated hydrocarbons such as fluorinated derivatives of methane, ethane, propane, butane, cyclopropane or cyclobutane.
  • the above-mentioned propellant gases can be used alone or in mixtures thereof.
  • Particularly preferred propellants are halogenated alkane derivatives selected from TG134a and TG227 and mixtures thereof.
  • the inhalation aerosols containing blowing gases can furthermore contain further constituents such as cosolvents, stabilizers, surfactants, antioxidants, Contains lubricants and agents for adjusting the pH. All of these components are known in the art.
  • the active compounds 1 according to the invention can be applied in the form of propellant-free inhalation solutions and inhalation suspensions.
  • Suitable solvents for this purpose are aqueous or alcoholic, preferably ethanolic, solutions.
  • the solvent can only be water or it is a mixture of water and ethanol.
  • the relative proportion of ethanol to water is not limited, but the maximum limit is preferably up to 70 percent by volume, in particular up to 60 percent by volume and particularly preferably up to 30 percent by volume.
  • the remaining volume percentages are filled up with water.
  • the solutions or suspensions containing 1 are adjusted to a pH of 2 to 7, preferably 2 to 5, using suitable acids. Acids selected from inorganic or organic acids can be used to adjust this pH.
  • Examples of particularly suitable inorganic acids are hydrochloric acid, hydrobromic acid, nitric acid, sulfuric acid and / or phosphoric acid.
  • Examples of particularly suitable organic acids are: ascorbic acid, citric acid, malic acid, tartaric acid, maleic acid, succinic acid, fumaric acid, acetic acid, formic acid and / or propionic acid and others.
  • Preferred inorganic acids are hydrochloric acid, sulfuric acid. It is also possible to use the acids which already form an acid addition salt with one of the active ingredients. Ascorbic acid, fumaric acid and citric acid are preferred among the organic acids.
  • mixtures of the acids mentioned can also be used, in particular in cases of acids which, in addition to their acidifying properties, also have other properties, e.g. as flavors, antioxidants or complexing agents, such as citric acid or ascorbic acid.
  • hydrochloric acid is particularly preferably used to adjust the pH.
  • the addition of editic acid (EDTA) or one of the known salts thereof, sodium edetate, as a stabilizer or complexing agent may optionally be dispensed with.
  • Other embodiments include this connection (s).
  • the content, based on sodium edetate is particularly below 100 mg / 100 ml, preferably below 50 mg / 100 ml preferably below 20 mg / 100ml. Inhalation solutions in which the sodium edetate content is 0 to 10 mg / 100 ml are generally preferred.
  • Co-solvents and / or other auxiliaries can be added to the propellant-free inhalation solutions.
  • Preferred co-solvents are those which contain hydroxyl groups or other polar groups, for example alcohols - in particular isopropyl alcohol, glycols - in particular propylene glycol, polyethylene glycol, polypropylene glycol, glycol ether, glycerol, polyoxyethylene alcohols and polyoxyethylene fatty acid esters.
  • additives and additives are understood to mean any pharmacologically acceptable substance which is not an active substance, but which can be formulated together with the active substance (s) in the pharmacologically suitable solvent in order to improve the qualitative properties of the active substance formulation.
  • the JJffilfs and additives include e.g. surfactants such as Soy lecithin, oleic acid, sorbitan esters, such as polysorbates, polyvinylpyrrolidone, other stabilizers, complexing agents, antioxidants and / or preservatives which ensure or extend the useful life of the finished pharmaceutical formulation, flavors, vitamins and / or other additives known in the prior art.
  • the additives also include pharmacologically acceptable salts such as sodium chloride as isotonic agents.
  • the preferred auxiliary substances include antioxidants, such as, for example, ascorbic acid, unless already used for adjusting the pH, vitamin A, vitamin E, tocopherols and similar vitamins or provitamins occurring in the human organism.
  • Preservatives can be used to protect the formulation from contamination with germs. Suitable preservatives are those known from the prior art, in particular cetylpyridinium chloride, benzalkonium chloride or benzoic acid or benzoates such as sodium benzoate in the concentration known from the prior art.
  • the preservatives mentioned above are preferably present in concentrations of up to 50 mg / 100 ml, particularly preferably between 5 and 20 mg / 100 ml.
  • preferred formulations only contain benzalkonium chloride and sodium edetate. In another preferred embodiment, sodium edetate is dispensed with.
  • the dosage of the compounds according to the invention is of course strongly dependent on the type of application and the disease to be treated.
  • the compounds of formula 1 are highly effective even at doses in the ⁇ g range. Even above the ⁇ g range, the compounds of formula 1 can be used expediently.
  • the dosage can then be in the gram range, for example.
  • the compounds according to the invention can be administered with a higher dosage (for example, but not in a limiting manner in the range from 1 to 1000 mg).
  • the finely ground active ingredient, milk sugar and part of the corn starch are mixed together.
  • the mixture is sieved, whereupon it is moistened with a solution of polyvinylpyrrolidone in water, kneaded, wet-granulated and dried.
  • the granules, the rest of the corn starch and the magnesium stearate are sieved and mixed together.
  • the mixture is compressed into tablets of a suitable shape and size.
  • the finely ground active ingredient, part of the corn starch, milk sugar, microcrystalline cellulose and polyvinylpyrrolidone are mixed together, the mixture is sieved and processed with the rest of the corn starch and water to form a granulate which is dried and sieved.
  • the sodium carboxymethyl starch and the magnesium stearate are added, the mixture is mixed and compressed into tablets of a suitable size.
  • the active ingredient is dissolved in water at its own pH or, if appropriate, at pH 5.5 to 6.5, and sodium chloride is added as an isotonic agent.
  • the solution obtained is filtered pyrogen-free and the filtrate is filled into ampoules under aseptic conditions, which are then sterilized and melted.
  • the ampoules contain 5 mg, 25 mg and 50 mg of active ingredient.
  • the suspension is filled into a conventional aerosol container with a metering valve. 50 ⁇ l of suspension are preferably dispensed per actuation. If desired, the active ingredient can also be dosed at a higher level (e.g. 0.02% by weight).
  • This solution can be prepared in the usual way.
  • the inhalable powder is produced in the usual way by mixing the individual components.

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  • Health & Medical Sciences (AREA)
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  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
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  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
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  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pulmonology (AREA)
  • Epidemiology (AREA)
  • Cardiology (AREA)
  • Dermatology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Gynecology & Obstetrics (AREA)
  • Endocrinology (AREA)
  • Reproductive Health (AREA)
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  • Rheumatology (AREA)
  • Pain & Pain Management (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)

Abstract

La présente invention concerne des composés de formule générale (1), dans laquelle les restes R<1>, R<2> et R<3> peuvent avoir les significations mentionnées dans les revendications et la description. Cette invention concerne également des procédés de production et d'utilisation desdits composés comme médicaments, notamment dans le traitement de maladies respiratoires inflammatoires et obstructives.
EP03750623A 2002-10-04 2003-09-25 Nouveaux betamimetiques a duree d'action prolongee, procedes de production et d'utilisation comme medicaments Withdrawn EP1551792A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10246374A DE10246374A1 (de) 2002-10-04 2002-10-04 Neue Betamimetika mit verlängerter Wirkungsdauer, Verfahren zu deren Herstellung und deren Verwendung als Arzneimittel
DE10246374 2002-10-04
PCT/EP2003/010661 WO2004033412A1 (fr) 2002-10-04 2003-09-25 Nouveaux betamimetiques a duree d'action prolongee, procedes de production et d'utilisation comme medicaments

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JP2006502207A (ja) 2006-01-19
WO2004033412A1 (fr) 2004-04-22

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