EP1945304A2 - Beta-agonistes contenant de la imidazo-pyridine, procede de production associe et utilisation en tant que medicaments - Google Patents

Beta-agonistes contenant de la imidazo-pyridine, procede de production associe et utilisation en tant que medicaments

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Publication number
EP1945304A2
EP1945304A2 EP06819170A EP06819170A EP1945304A2 EP 1945304 A2 EP1945304 A2 EP 1945304A2 EP 06819170 A EP06819170 A EP 06819170A EP 06819170 A EP06819170 A EP 06819170A EP 1945304 A2 EP1945304 A2 EP 1945304A2
Authority
EP
European Patent Office
Prior art keywords
alkyl
phenyl
group
imidazo
pyridine
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Withdrawn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
EP06819170A
Other languages
German (de)
English (en)
Inventor
Thomas Trieselmann
Rainer Walter
Matthew R. Netherton
Bradford S. Hamilton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Boehringer Ingelheim International GmbH
Boehringer Ingelheim Pharma GmbH and Co KG
Boehringer Ingelheim Pharmaceuticals Inc
Original Assignee
Boehringer Ingelheim International GmbH
Boehringer Ingelheim Pharma GmbH and Co KG
Boehringer Ingelheim Pharmaceuticals Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Boehringer Ingelheim International GmbH, Boehringer Ingelheim Pharma GmbH and Co KG, Boehringer Ingelheim Pharmaceuticals Inc filed Critical Boehringer Ingelheim International GmbH
Publication of EP1945304A2 publication Critical patent/EP1945304A2/fr
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P13/00—Drugs for disorders of the urinary system
    • A61P13/02—Drugs for disorders of the urinary system of urine or of the urinary tract, e.g. urine acidifiers
    • 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
    • A61P25/24—Antidepressants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A61P3/04—Anorexiants; Antiobesity agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
    • A61P3/10—Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics

Definitions

  • the present invention relates to novel beta-agonists of the general formula (I)
  • radicals R 1 to R 4 have the meanings mentioned in the claims and the description, their tautomers, their racemates, their enantiomers, their diastereomers, their solvates, their hydrates, their mixtures, their prodrugs and their salts, in particular their physiologically acceptable Salts with inorganic or organic acids or bases, process for the preparation of these compounds and their use as medicaments.
  • Beta-3 receptor agonists are known to have a marked effect on lipolysis, thermogenesis and serum glucose levels in animal type II diabetes models (Arch JR beta (3) adrenoceptor agonists: potential, pitfalls and progress, Eur J Pharmacol., 2002 Apr 12; 440 (2-3): 99-107).
  • compounds of general formula (I) in which the radicals R 1 to R 4 have the meanings mentioned below act as selective beta-3 agonists.
  • the compounds of the present invention can be used to treat diseases related to the stimulation of beta-3 receptors.
  • the present invention therefore relates to compounds of the general formula (I)
  • R 1 is a C 1-4 -alkyl, thienyl, pyridyl or phenyl group,
  • phenyl group can be substituted by one to three fluorine, chlorine or bromine atoms or one to three C 1-3 -alkyl, C 1-3 -alkyloxy, trifluoromethoxy or difluoromethoxy groups, where the substituents are identical or different,
  • R 2 is a benzimidazolyl group in which a methine group in the benzyl part is replaced by a nitrogen atom
  • R 3 and R 4 which are identical or different, each represent a C 1-3 -alkyl group
  • alkyl groups contained in the above-mentioned groups may be straight-chain or branched
  • R 1 is a phenyl group
  • R 2 is a benzimidazol-1-yl group in which a methine group in the benzyl part is replaced by a nitrogen atom, and
  • R 3 and R 4 each represent a methyl group
  • a preferred subgroup relates to the (R) -enantiomer of the compounds of general formula (Ia) according to the invention
  • R 1 to R 4 are defined as mentioned above.
  • a preferred subgroup relates to the (S) -enantiomer of the compounds of the general formula (Ib) according to the invention
  • R 1 to R 4 are defined as mentioned above.
  • Another object of the invention are compounds of general formula (I) for use as medicaments.
  • Another object of the invention are compounds of general formula (I) for use as drugs with selective beta-3-agonistic action.
  • Another object of the invention are compounds of general formula (I) for the manufacture of a medicament for the treatment and / or prevention of diseases associated with the stimulation of beta-3 receptors.
  • Another object of the invention is a method for the treatment and / or prevention of diseases associated with the stimulation of beta-3 receptors, wherein administering an effective amount of a compound of general formula I to a patient.
  • Another object of the invention is a pharmaceutical composition containing as active ingredient one or more compounds of general formula (I), optionally in combination with conventional excipients and / or carriers.
  • Another object of the invention is a pharmaceutical composition containing as active ingredient one or more compounds of general formula (I) or their physiologically acceptable salts and one or more active substances selected from the group consisting of antidiabetics, inhibitors of protein tyrosine phosphatase 1, substances that one deregulated Glucose production in the liver, lipid-lowering drugs, cholesterol absorption inhibitors, HDL-increasing compounds, drugs for the treatment of obesity and modulators or stimulators of the adrenergic system via alpha 1 and alpha 2 as well as beta 1, beta 2 and beta 3 receptors.
  • a further subject of the invention is a process for the preparation of a compound of general formula (I),
  • R 1 to R 4 may have the meanings given above, where a compound of the general formula (II)
  • R 3 and R 4 may have the abovementioned meaning, by means of a chlorinating agent in a compound of the formula
  • R 1 has the meaning indicated above, is reacted and then optionally carried out a desilylation, desulfonation or enantiomer separation.
  • Alkyl groups and alkyl groups which are part of other groups are, unless stated otherwise, branched and unbranched alkyl groups having 1 to 10 carbon atoms, preference being given to groups having 1 to 6 carbon atoms. Particularly preferred are alkyl groups having 1 to 4 carbon atoms, especially those having 1 or 2 carbon atoms. Examples include: methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, nonyl and decyl. Unless otherwise mentioned, are from the above
  • Propyl, butyl, pentyl, hexyl, heptyl, octyl, nonyl and decyl include all of the possible isomeric forms.
  • the term propyl includes the two isomeric groups n-propyl and iso-propyl, the term butyl n-butyl, iso-butyl, sec-butyl and tert.
  • alkyl groups it is optionally possible for one or more hydrogen atoms to be replaced by other radicals.
  • these alkyl groups may be substituted by the halogen atoms fluorine, chlorine, bromine or iodine.
  • the substituents are preferably fluorine or chlorine. Particularly preferred is the substituent fluorine. If appropriate, all hydrogen atoms of the alkyl group may also be replaced.
  • one or more hydrogen atoms are selected, for example, by OH, NO 2 , CN or an optionally substituted radical selected from the group consisting of -O- (C 1 -C 5 -alkyl), preferably methoxy or ethoxy, -O- (C 6 -C 14 -aryl), preferably phenyloxy, -O-heteroaryl, preferably -O-thienyl, -O-thiazolyl, -O-imidazolyl, -O-pyridyl, -O-pyrimidyl or -O Pyrazinyl, saturated or unsaturated -O-heterocycloalkyl, preferably -O-pyrazolyl, -O-pyrrolidinyl, -O- Piperidinyl, -O-piperazinyl or -O-tetrahydro-oxaziny
  • alkenyl groups and alkenyl groups which are part of other groups branched and unbranched alkyl groups having 1 to 10 carbon atoms are preferably 1 to 6, more preferably 1 to 4 carbon atoms containing at least one carbon-carbon double bond.
  • alkenyl groups and alkenyl groups which are part of other groups branched and unbranched alkyl groups having 1 to 10 carbon atoms are preferably 1 to 6, more preferably 1 to 4 carbon atoms containing at least one carbon-carbon double bond.
  • alkenyl groups optionally one or more hydrogen atoms may be replaced by other groups.
  • these alkenyl groups may be substituted by the halogen atoms fluorine, chlorine, bromine or iodine.
  • the substituents are preferably fluorine or chlorine. Particularly preferred is the substituent fluorine. If appropriate, all hydrogen atoms of the alkenyl group may also be replaced.
  • alkynyl groups and alkynyl groups which are part of other groups branched and unbranched alkyl groups having 1 to 10 carbon atoms are preferably 1 to 6, more preferably 1 to 4 carbon atoms containing at least one carbon-carbon triple bond. Examples which may be mentioned are: ethynyl, propynyl, butynyl, pentynyl, hexynyl, heptynyl, octynyl, nonynyl and decynyl.
  • propynyl, butynyl, pentynyl, hexynyl, heptynyl, octynyl, nonynyl and Decinyl includes all of the possible isomeric forms.
  • these alkynyl groups may be substituted by the halogen atoms fluorine, chlorine, bromine or iodine.
  • the substituents are preferably fluorine or chlorine. Particularly preferred is the substituent fluorine.
  • all hydrogen atoms of the alkynyl group may also be replaced.
  • aryl represents an aromatic ring system having 6 to 18 carbon atoms, preferably 6 to 14 carbon atoms, preferably 6 or 10 carbon atoms, more preferably phenyl, which may be optionally substituted and may preferably bear one or more of the following substituents: OH , NO 2 , CN, -OCHF 2 , -OCF 3 , -NH 2 , -NH-alkyl, -N (alkyl) -alkyl, -NH-aryl, -N (alkyl) -aryl, -NHCO-alkyl, NHCO-aryl, -N (alkyl) -CO-alkyl, -N (alkyl) -CO-aryl, -NHSO 2 -alkyl, -NHSO 2 -N (alkyl) 2 , -NHSO 2 -aryl, -N (alkyl ) -SO 2 -alkyl, -N (alkyl) -
  • heteroaryl radicals are 5- to 10-membered mono- or bicyclic
  • Heteroaryl to understand in which one to three carbon atoms in each case by a heteroatom selected from the group of oxygen, nitrogen or sulfur may be replaced.
  • Examples which may be mentioned are furan, thiophene, pyrrole, pyrazole, imidazole, triazole, tetrazole, pyridine, pyridazine, pyrimidine, pyrazine, triazine, oxazole, isoxazole, thiazole, thiadiazole, oxadiazole, each of the abovementioned heterocycles optionally further fused to a benzene ring may be, such as benzimidazole, and wherein these heterocycles may optionally be substituted, and preferably one or more of the following OH, NO 2 , CN, -NH 2 , -NH-alkyl, -N (alkyl) -alkyl, -NH-aryl, -N (alkyl) -
  • Cycloalkyl radicals are saturated or unsaturated cycloalkyl radicals having 3 to 8 carbon atoms, for example cyclopropyl, cyclobutyl, cyclopentyl, cyclopentenyl, cyclohexyl, cyclohexenyl, cycloheptyl or cyclooctyl, preferably cyclopropyl, cyclopentyl or cyclohexyl, where each of the abovementioned cycloalkyl radicals is optionally also a or may bear a plurality of substituents or may be fused to a benzene ring.
  • heterocycloalkyl or heterocyclyl radicals unless otherwise specified in the definitions, 5, 6 or 7-membered, saturated or unsaturated heterocycles, which may contain nitrogen, oxygen or sulfur as heteroatoms, such as tetrahydrofuran, Tetrahydrofuranone, ⁇ -butyrolactone, ⁇ -pyran, ⁇ -pyran, dioxolane, tetrahydropyran, dioxane, dihydrothiophene, thiolane, dithiolane, pyrroline, pyrrolidine, pyrazoline, pyrazolidine, imidazoline, imidazolidine, tetrazole, piperidine, pyridazine, pyrimidine, pyrazine, Piperazine, triazine, tetrazine, morpholine, thiomorpholine, diazepane, oxazine, tetrahydrooxazinyl, isothiazole
  • the compounds of the above general formula (I) which contain a residue cleavable in vivo represent so-called prodrugs, and compounds of the general formula I which contain two in vivo cleavable residues, so-called double prodrugs.
  • a group convertible into a carboxy group in vivo is a
  • R 11 hydroxymethyl, alkenyl, alkynyl, aryl, heteroaryl, cycloalkenyl, heterocycloalkyl, dC 3 -alkoxycarbonyl, 1,3-dihydro-3-oxo-1-isobenzofuranol, -C (-alkyl) (-alkyl) -
  • Alkyl preferably C 1 -C 6 -alkyl, particularly preferably methyl, ethyl, n-propyl, isopropyl, n-butyl, n-pentyl or n-hexyl,
  • Cycloalkyl preferably C 1 -C 6 -cycloalkyl, particularly preferably cyclohexyl, - (C 1 -C 3 -alkyl) -aryl, preferably (C 1 -C 3 -alkyl) -phenyl, more preferably benzyl,
  • -CHC (O) N (-alkyl) (-alkyl), preferably -CHC (O) N (-Ci-C 3 -alkyl) (--C 1 -C 3 -alkyl), more preferably -CHC (O) N ( CH 3) 2,
  • -CH (-alkyl) OC (O) -alkyl preferably -CH (-CH 3 ) OC (O) (--C 1 -C 6 -alkyl), more preferably -CH (-CH 3 ) OC (O) -methyl , -CH (CH 3) OC (O) -ethyl, -CH (CH 3) OC (O) -n-propyl, -CH (CH 3) OC (O) -n-butyl or -CH ( -CH 3 ) OC (O) -t-butyl, or
  • -CH 2 OC (O) -alkyl preferably -CH 2 OC (O) (- Ci-C 6 -alkyl), particularly preferred
  • a group which can be converted into a sulfonamide or amino group in vivo is one of the following groups:
  • -CO 2 -alkyl preferably C 1 -C 6 -alkoxycarbonyl, more preferably methoxycarbonyl, ethoxycarbonyl, n-propyloxycarbonyl, isopropyloxycarbonyl, n-butyl-oxycarbonyl, n-pentyloxycarbonyl, n-hexyloxycarbonyl-, Cyclohexyloxycarbonyl, n-heptyloxycarbonyl, n-octyloxycarbonyl or n-nonyloxycarbonyl, -CO 2 (-dC 3 -alkyl) -aryl, preferably -CO 2 (-dC 3 -alkyl) -phenyl, more preferably benzyloxycarbonyl -, -C (O) -aryl, preferably benzoyl-,
  • halogen is generally fluorine, chlorine, bromine or iodine, preferably chlorine or fluorine, especially preferably fluorine.
  • the compounds according to the invention can be used in the form of the individual optical isomers, mixtures of the individual enantiomers, diastereomers or racemates, prodrugs, double prodrugs and in the form of the tautomers, salts, solvates and hydrates and in the form of the free bases or the corresponding acid addition salts with pharmacological non-hazardous acids - such as acid addition salts with hydrohalic acids, for example hydrochloric or hydrobromic acid, or organic acids, such as oxalic, fumaric, diglycol, formic, malic, benzoic, benzenesulfonic, camphorsulfonic, acetic, Ethanesulfonic, glutamic, maleic, almond, lactic, phosphoric, nitric, sulfuric, succinic, para-toluenesulfonic, trifluoroacetic, tartaric, citric or methanesulfonic acid.
  • hydrohalic acids for example hydrochlor
  • novel compounds of the formula I thus obtained if they contain a carboxy group or another acidic group, can then, if desired, subsequently be converted into their salts with inorganic or organic bases, in particular for the pharmaceutical application into their physiologically tolerated salts.
  • Suitable bases are, for example, sodium hydroxide, potassium hydroxide, cyclohexylamine, ethanolamine, diethanolamine and ethanolamine Tn into consideration.
  • the compounds of general formula I which are obtained in racemates can be prepared by methods known per se (see Allinger NL and ENeI EL in "Topics in Stereochemistry", Vol. 6, Wiley Interscience, 1971) in their optical antipodes and Compounds of the general formula I having at least two asymmetric carbon atoms, by virtue of their physicochemical differences, according to methods known per se, for example by chromatography. and fractionated crystallization, into their diastereomers, which, if they are obtained in racemic form, can then be separated into the enantiomers as mentioned above.
  • the enantiomer separation is preferably carried out by column separation on chiral phases or by recrystallization from an optically active solvent or by reacting with a, with the racemic compound, salts or derivatives such.
  • Particularly common optically active acids are e.g.
  • the D and L forms of tartaric acid or dibenzoyltartaric acid, di-o-tolyltartaric acid, malic acid, mandelic acid, camphorsulphonic acid, glutamic acid, aspartic acid or quinic acid.
  • optically active alcohol for example, (+) - or (-) - menthol and as an optically active acyl radical in amides, for example, the (+) - or (-) - Menthyloxycarbonylrest into consideration.
  • the compounds of the general formula (I) are distinguished by a variety of possible uses in the therapeutic field.
  • Urgency incontinence, stress incontinence, mixed incontinence, overactive bladder (OAB) in wet OAB or dry OAB OAB with imperative urgency, associated with or without urge incontinence, with or without increased urinary frequency, with or without nocturnal urination, dysuria, Nocturia, pollakisuria, residual urine formation.
  • OAB is preferred with increased frequency of micturition, with or without urge incontinence, with or without nocturnal urination.
  • the compounds can also be used in conditions of the prostate or lower genitourinary tract.
  • the relevant diseases include benign prostatic hyperplasia (BPH), prostatitis, in particular chronic abacterial prostatitis, neurogenic, muscular or bacterial origin, chronic pelvic pain syndrome, pelvic myoneuropathy, prostate dysynia, lower urinary tract symptoms (LUTS), obstructive bladder voiding disorders (BOO) and / or prostateopathy.
  • the use according to the invention is aimed not only at the causative treatment of said indications, but also at the treatment of concomitant symptoms, in particular pain or urinary diversion problems, pain and discomfort in the vicinity of the prostate or lower urinary tract, including the penis, in pain in erection or ejaculation, pain in defecation, erectile dysfunction.
  • concomitant symptoms in particular pain or urinary diversion problems, pain and discomfort in the vicinity of the prostate or lower urinary tract, including the penis, in pain in erection or ejaculation, pain in defecation, erectile dysfunction.
  • concomitant symptoms in particular pain or urinary diversion problems, pain and discomfort in the vicinity of the prostate or lower urinary tract, including the penis, in pain in erection or ejaculation, pain in defecation, erectile dysfunction.
  • the beta-3-agonists of the invention for the treatment of obesity, insulin resistance, diabetes mellitus type 2, urinary incontine
  • the activity of the beta-3 agonists can be determined, for example, in a lipolysis test.
  • the test method can be performed as described below:
  • Adipocytes were isolated from ex vivo adipose tissue by modification of a Rodbell method (Rodbell, M. Metabolism of Isolated Fat Cells, J. Biol. Chem. 239: 375-380, 1964). Cut out fatty tissue was cut into small pieces and mixed with 1 mg / ml collagenase in Krebs Ringer buffer (KBR) containing 6 mM glucose and 2% albumin by gentle shaking for 30-40 min at 37 ° C. The cells were filtered through a gauze, washed twice with KRB and centrifuged 50-15Og for 5 min.
  • KBR Krebs Ringer buffer
  • Glycerol is phosphorylated by ATP via glycerol kinase.
  • the resulting glycerol-1-phosphate is oxidized by glycerol phosphate oxidase to dihydroxyacetone phosphate and hydrogen peroxide.
  • a quinoneimine dye is formed.
  • the dye shows an absorption maximum at 540 nm. The absorption is directly proportional to the glycerol concentration in the samples.
  • novel compounds can be used for the prevention, short-term or long-term treatment of the abovementioned diseases, also in combination with other active substances which are used for the same indications.
  • antidiabetics such as metformin, sulfonylureas (eg glibenclamide, tolbutamide, glimepiride), nateglinides, repaglinides, thiazolidinediones (eg rosiglitazones, pioglitazones), PPAR-gamma agonists (eg Gl 262570), alpha-glucosidase inhibitors (eg acarbose, voglibose), alpha2 antagonists, insulin and insulin analogs, GLP-1 and GLP-1 analogs (eg, exendin-4) or amylin.
  • sulfonylureas eg glibenclamide, tolbutamide, glimepiride
  • nateglinides
  • inhibitors of protein tyrosine phosphatase 1 substances that influence a deregulated glucose production in the liver, such as inhibitors of glucose-6-phosphatase, or fructose-1, 6-bisphosphatase, glycogen phosphorylase, glucagon receptor antagonists and inhibitors of phosphoenolpyruvate carboxykinase, the Glycogen synthase kinase or pyruvate dehydrokinase, lipid-lowering drugs such as HMG-CoA reductase inhibitors (eg simvastatin, atorvastatin), fibrates (eg bezafibrate, fenofibrate), nicotinic acid and its derivatives, cholesterol absorption inhibitors such as ezetimibe, bile acid-binding substances such as colestyramine, HDL increasing compounds such as, for example, inhibitors of CETP or regulators of ABC1 or drugs for the treatment of topicals, such as sibutramine or te
  • a combination with drugs for influencing hypertension such as e.g. All antagonists or ACE inhibitors, diuretics, ß-blockers, as well as other modulators of the adrenergic system or combinations thereof.
  • drugs for influencing hypertension such as e.g. All antagonists or ACE inhibitors, diuretics, ß-blockers, as well as other modulators of the adrenergic system or combinations thereof.
  • combinations with stimulators of the adrenergic system via alpha 1 and alpha 2 as well as beta 1, beta 2 and beta 3 receptors are particularly suitable.
  • the compounds of the general formula (I) can be used alone or in combination with other active compounds according to the invention, if appropriate also in combination with other pharmacologically active substances.
  • Suitable application forms are, for example, tablets, capsules, suppositories, solutions, in particular solutions for injection (sc, IV, IM) and infusion, juices, emulsions or dispersible powders.
  • the proportion of the pharmaceutically active compound (s) in each case in the range of 0.1 to 90 wt .-%, preferably 0.5 to 50 wt .-% of the total composition, ie, in amounts which are sufficient to those given below Reach dosage range.
  • the said doses may, if necessary, be given several times a day.
  • Corresponding tablets can be prepared, for example, by mixing the active substance (s) with known excipients, for example inert diluents, such as calcium carbonate, calcium phosphate or lactose, disintegrants, such as corn starch or alginic acid, binders, such as starch or gelatin, lubricants, such as magnesium stearate or talc, and / or means for obtaining the depot effect, such as carboxymethyl cellulose, cellulose acetate phthalate, or polyvinyl acetate.
  • excipients for example inert diluents, such as calcium carbonate, calcium phosphate or lactose, disintegrants, such as corn starch or alginic acid, binders, such as starch or gelatin, lubricants, such as magnesium stearate or talc, and / or means for obtaining the depot effect, such as carboxymethyl cellulose, cellulose acetate phthalate, or polyvinyl acetate.
  • Coated tablets can accordingly be produced by coating cores produced analogously to the tablets with agents customarily used in tablet coatings, for example collidone or shellac, gum arabic, talc, titanium dioxide or sugar.
  • the core can also consist of several layers.
  • the dragee sheath to achieve a depot effect of several layers may consist of the above mentioned in the tablets excipients can be used.
  • Juices of the active compounds or active compound combinations according to the invention may 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. They may also contain suspending aids or thickening agents, such as sodium carboxymethylcellulose, wetting agents, for example condensation products of fatty alcohols with ethylene oxide, or protective agents, such as p-hydroxybenzoates.
  • a sweetener such as saccharin, cyclamate, glycerol or sugar
  • a taste-improving agent e.g. Flavorings such as vanillin or orange extract.
  • suspending aids or thickening agents such as sodium carboxymethylcellulose, wetting agents, for example condensation products of fatty alcohols with ethylene oxide, or protective agents, such as p-hydroxybenzoates.
  • Injection and infusion solutions are in the usual way, for example with the addition of isotonic agents, preservatives, such as p-hydroxybenzoates, or stabilizers, such as alkali metal salts of ethylenediaminetetraacetic acid, optionally with use of fertilizers emulsifiers and / or dispersants, wherein, for example, when using water as Diluents, if appropriate organic solvents can be used as solubilizers or Hilfleriastoff, prepared and filled into injection bottles or ampoules or infusion bottles.
  • the capsules containing one or more active ingredients or combinations of active substances can be prepared, for example, by mixing the active ingredients with inert carriers, such as lactose or sorbitol, and encapsulating them in gelatine capsules.
  • Suitable suppositories can be prepared, for example, by mixing with suitable carriers, such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats or polyethylene glycol or its derivatives.
  • suitable carriers such as neutral fats
  • ground natural minerals eg kaolins, clays, talc, chalk
  • ground synthetic minerals eg fumed silica and silicates
  • sugars eg cane, milk and dextrose
  • emulsifying agents eg lignin, sulphite liquors, methylcellulose, starch and polyvinylpyrrolidone
  • lubricants for example, magnesium stearate, talc, stearic acid and sodium lauryl sulfate.
  • the application is carried out in a customary manner, preferably orally or transdermally, in particular orally.
  • the tablets may also contain additives other than those mentioned.
  • 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 may be used for tableting.
  • the active ingredients may be added to the abovementioned excipients with various flavor enhancers or dyes.
  • solutions of the active ingredients may be employed using suitable liquid carrier materials.
  • the dosage for intravenous use is 1 - 1000 mg per hour, preferably between 5 - 500 mg per hour. Nevertheless, it may be necessary to deviate from the stated amounts, depending on the body weight or the type of administration route, the individual behavior towards the drug, the type of formulation and the time or interval at which the administration takes place. done. Thus, in some cases it may be sufficient to manage with less than the aforementioned minimum amount, while in other cases, the said upper limit must be exceeded. In the case of the application of larger quantities, it may be advisable to distribute them in several single doses over the day.
  • the finely ground active substance, lactose and part of the corn starch are mixed together.
  • the mixture is screened, then moistened with a solution of polyvinylpyrrolidone in water, kneaded, wet granulated and dried.
  • the granules, the remainder of the corn starch and the magnesium stearate are sieved and mixed together.
  • the mixture is compressed into tablets of suitable shape and size.
  • the finely ground active ingredient, a portion of the corn starch, lactose, microcrystalline cellulose and polyvinylpyrrolidone are mixed together, the mixture is sieved and processed with the remainder of the corn starch and water to a granulate which is dried and sieved. To this is added the sodium carboxymethyl starch and the magnesium stearate, mixed and pressed the mixture into tablets of suitable size.
  • the active ingredient is dissolved in water at its own pH or optionally at pH 5.5-6.5 and treated with sodium chloride as isotonan.
  • the resulting solution is filtered pyrogen-free and the filtrate filled under aseptic conditions in ampoules, which are then sterilized and sealed.
  • the vials contain 5 mg, 25 mg and 50 mg active ingredient.
  • Component 1 N- (3-acetyl-phenyl) -benzenesulfonamide
  • Step 1 Synthesis of N- [3- (2-chloro-1-hydroxy-ethyl) -phenyl] -benzenesulfonamide
  • Step 2 Synthesis of N- [3- (2-iodo-1-hydroxy-ethyl) -phenyl] -benzenesulfonamide
  • Step 3 Synthesis of N- ⁇ 3- [1- (tert -butyl-dimethyl-silanyloxy) -2-iodo-ethyl] -phenyl ⁇ benzenesulfonamide
  • Component 4 (3-chloro-1,1-dimethyl-propyl) -carbamic acid tert-butyl ester (2 stages)
  • Step 2 Synthesis of (3-chloro-1, 1-dimethyl-propyl) -carbamic acid tert-butyl ester
  • Imidazo [4,5-c] pyridine-3-carboxylic acid ethyl ester was prepared according to the synthesis of the methyl ester known from the literature: Guzman, Filadelfo; Cain, Michael; Larscheid, Paul; Hagen, Tim; Cook, James M .; et al .; J. Med. Chem .; 27; 5; 1984; 564-570.
  • reaction mixture was then treated with 6.96 g (31.4 mmol) of (3-chloro-1, 1-dimethyl-propyl) -carbamic acid tert-butyl ester and 0.774 g (2.10 mmol) of tert-butylammonium iodide and heated for 72 h stirred at 60 0 C.
  • the reaction mixture was poured into ice-water and extracted with ethyl acetate.
  • the combined organic phases were washed successively with water and saturated aqueous sodium chloride solution, dried over magnesium sulfate and concentrated on a rotary evaporator.
  • Step 1 Synthesis of (6-chloro-3-nitro-pyridin-2-yl) - (3-methyl-3-nitro-butyl) -amine
  • Step 2 Synthesis of 6- (3-methyl-3-nitro-butylamino) -5-nitro-pyridine-2-carbonitrile
  • Step 3 Synthesis of 6- (3-methyl-3-nitro-butylamino) -5-nitro-pyridine-2-carboxylic acid ethyl ester
  • Step 1 1- ⁇ 3- [2- (3-Benzenesulfonylamino-phenyl) -2-hydroxy-ethylamino] -3-methyl-butyl ⁇ -1H-imidazo [4,5-b] pyridine-5-carboxylic acid, methyl ester
  • Example 8 3- ⁇ 3- [2- (3-Benzenesulfonylamino-phenyl) -2-hydroxy-ethylamino] -3-methyl-butyl ⁇ -3H-imidazo [4,5-c] pyridine-6-carboxylic acid trifluoroacetate

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Abstract

L'invention concerne de nouveaux béta-antagonistes de formule (I), dans laquelle les résidus R1 à R4 sont spécifiés dans les revendications et la description, ainsi que leurs tautomères, leurs racémates, leurs énantiomères, leurs diastéréomères, leurs mélanges, leurs solvates, leurs hydrates, leurs promédicaments et leurs sels, en particulier leurs sels physiologiquement acceptables comprenant des acides organiques ou non organiques, ou des bases. L'invention concerne également leur production ainsi que leur utilisation en tant que médicaments.
EP06819170A 2005-10-28 2006-10-27 Beta-agonistes contenant de la imidazo-pyridine, procede de production associe et utilisation en tant que medicaments Withdrawn EP1945304A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005052103A DE102005052103A1 (de) 2005-10-28 2005-10-28 Neue Beta-Agonisten, Verfahren zu deren Herstellung und deren Verwendung als Arzneimittel
PCT/EP2006/067875 WO2007048843A2 (fr) 2005-10-28 2006-10-27 Nouveaux beta-agonistes, procede de production associe et utilisation en tant que medicaments

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EP1945304A2 true EP1945304A2 (fr) 2008-07-23

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EP06819170A Withdrawn EP1945304A2 (fr) 2005-10-28 2006-10-27 Beta-agonistes contenant de la imidazo-pyridine, procede de production associe et utilisation en tant que medicaments

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US (1) US20080269281A1 (fr)
EP (1) EP1945304A2 (fr)
JP (1) JP2009513607A (fr)
CA (1) CA2627403A1 (fr)
DE (1) DE102005052103A1 (fr)
WO (1) WO2007048843A2 (fr)

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DE102004021779A1 (de) * 2004-04-30 2005-11-24 Boehringer Ingelheim Pharma Gmbh & Co. Kg Neue Beta-Agonisten, Verfahren zu deren Herstellung und deren Verwendung als Arzneimittel
DE102005052127A1 (de) * 2005-10-28 2007-05-03 Boehringer Ingelheim Pharma Gmbh & Co. Kg Neue indol-haltige Beta-Agonisten, Verfahren zu deren Herstellung und deren Verwendung als Arzneimittel
DE102005052101A1 (de) * 2005-10-28 2007-05-03 Boehringer Ingelheim Pharma Gmbh & Co. Kg Neue Beta-Agonisten, Verfahren zu deren Herstellung und deren Verwendung als Arzneimittel

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EP1447400B1 (fr) * 2001-10-25 2008-09-17 Asahi Kasei Pharma Corporation Compose bicyclique
DE10251170A1 (de) * 2002-10-31 2004-05-13 Boehringer Ingelheim Pharma Gmbh & Co. Kg Neue Beta-Agonisten, Verfahren zu deren Herstellung und deren Verwendung als Arzneimittel

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WO2007048843A2 (fr) 2007-05-03
WO2007048843A3 (fr) 2007-08-16
CA2627403A1 (fr) 2007-05-03
JP2009513607A (ja) 2009-04-02
US20080269281A1 (en) 2008-10-30

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