EP1940824A1 - Antagonistes de cgrp selectionnes, leur procede de production et leur utilisation en tant que medicament - Google Patents

Antagonistes de cgrp selectionnes, leur procede de production et leur utilisation en tant que medicament

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Publication number
EP1940824A1
EP1940824A1 EP06807391A EP06807391A EP1940824A1 EP 1940824 A1 EP1940824 A1 EP 1940824A1 EP 06807391 A EP06807391 A EP 06807391A EP 06807391 A EP06807391 A EP 06807391A EP 1940824 A1 EP1940824 A1 EP 1940824A1
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EP
European Patent Office
Prior art keywords
alkylene
alkyl
oxo
group selected
salts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP06807391A
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German (de)
English (en)
Inventor
Stephan Georg Mueller
Klaus Rudolf
Philipp Lustenberger
Gerhard Schaenzle
Dirk Stenkamp
Henri Doods
Kirsten Arndt
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
Original Assignee
Boehringer Ingelheim International GmbH
Boehringer Ingelheim Pharma GmbH and Co KG
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Application filed by Boehringer Ingelheim International GmbH, Boehringer Ingelheim Pharma GmbH and Co KG filed Critical Boehringer Ingelheim International GmbH
Publication of EP1940824A1 publication Critical patent/EP1940824A1/fr
Withdrawn legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/55—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole
    • A61K31/551—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole having two nitrogen atoms, e.g. dilazep
    • 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
    • A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
    • 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
    • A61P1/12—Antidiarrhoeals
    • 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
    • A61P11/02—Nasal agents, e.g. decongestants
    • 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
    • A61P15/08—Drugs for genital or sexual disorders; Contraceptives for gonadal disorders or for enhancing fertility, e.g. inducers of ovulation or of spermatogenesis
    • 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
    • A61P19/00—Drugs for skeletal disorders
    • A61P19/02—Drugs for skeletal disorders for joint disorders, e.g. arthritis, arthrosis
    • 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
    • A61P25/04—Centrally acting analgesics, e.g. opioids
    • 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
    • A61P25/06—Antimigraine agents
    • 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
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00—Drugs for immunological or allergic disorders
    • A61P37/08—Antiallergic agents
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D413/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing three or more hetero rings

Definitions

  • the present invention relates to the CGRP antagonists of general formula I.
  • R 1 , R 2 , R 3 and R 4 are as defined in claim 1, their tautomers, their isomers, their diastereomers, their enantiomers, their hydrates, their mixtures and their salts and the hydrates of the salts, in particular their physiologically acceptable Salts with inorganic or organic acids or bases, as well as those compounds of the general formula I in which one or more hydrogen atoms are exchanged by deuterium, medicaments containing these compounds, their use and processes for their preparation.
  • R 1 is a group selected from
  • R is a group selected from
  • R 4 is a group of the general formulas
  • R 4 is H or C 1-3 alkyl
  • H Ci- 6 alkyl, H 2 NC 2 - 4 alkylene, (Ci -3 alkyl) -NH-C 2 - 4 alkylene, (Ci -3 alkyl) 2 NC 2 - 4 - alkylene, H 2 NC (O) -C -3 alkylene, (Ci -3 alkyl) -NH-C (O) -C -3 alkylene, (Ci -3 alkyl) 2 -NC ( O) -C -3 alkylene, Ci -3 alkyl OC (O) -C -3 -alkylene-O- or R 4 - alkylene- 1 -C 3 2-4,
  • R S 4.3.1 represents a group selected from - A -
  • R 5 is - 2 - 1 H, Ci-8-alkyl, phenyl, indanyl, pyridyl-Ci -3 -alkylene, HO-C 2 - 4 alkylene, H 2 NC 2-4 alkylene, (Ci -6 alkyl) -NH-C 2-4 alkylene,
  • a group represents selected
  • a second embodiment of the present invention consists in the compounds of the above general formula I, in which
  • R 1 is a group selected from
  • R 2 is a group selected from
  • H Ci- 6 alkyl, H 2 NC 2 - 4 alkylene, (Ci -3 alkyl) -NH-C 2 - 4 alkylene, (Ci -3 alkyl) 2 NC 2 - 4 - alkylene, H 2 NC (O) -C -3 alkylene, (Ci -3 alkyl) -NH-C (O) -C -3 alkylene, (Ci -3 alkyl) 2 NC (O ) -Ci- 3- alkylene or R 4 - 3 - 1 -C 2-4 -alkylene,
  • a group represents selected
  • R 5 - 1 - 1 - 1 is a group selected from
  • R is a group selected from
  • R 5 is - 2 - 1 is H, Ci-8-alkyl, phenyl, indanyl, pyridyl-Ci -3 -alkylene, HO-C 2-4 alkylene-, (Ci -3 alkyl) 2 NC 2-4 alkylene, (Ci -3 alkyl) 2 NC (O) -C -3 alkylene, Ci -3 alkyl-C (O) -O-Ci -3 alkylene, Ci -3 alkyl OC (O) -O-Ci -3 alkylene, R 5 - 2 1 - 1 -C (O) -C -3 alkylene- or R 5 - 2 - 1 - 2 -C 2-4 -alkylene-,
  • 1 5.2.1.2 represents a group selected from
  • a third embodiment of the present invention consists in the compounds of the above general formula I, in which
  • R 1 is a group selected from
  • R 4 - Ci- 6 alkyl, (Ci -3 alkyl) 2 NC 2 H 3 - 4 alkylene, (Ci -3 alkyl) 2 NC (O) -C alkylene- -3 or R 4 - 3 - 1 -C 2 - 4 -alkylene-,
  • R 4-3'1 represents a group selected from
  • a fourth embodiment of the present invention consists in the compounds of the above general formula I in which R 1 is a group
  • R is a group selected from H 0
  • R 4 - 3 H Ci- 6 alkyl, (H 3 C) 2 NC 2 - 3 alkylene, (H 3 C) 2 NC (O) -Ci -2 alkylene, Ci -2 alkyl -OC (O) -O-C 2 - 3 alkylene or R 4 - 3 - 1 C 2 - 3 alkylene, R 4 "3" 1 is a group selected from
  • R 5 is - 2 - 1 is H, Ci -6 alkyl, alkylene- (H 3 C) 2 NC 2-3, (H 3 C) 2 NC (O) -C -2 alkylene-,
  • AIs very particularly preferred compounds of the above general formula I may be mentioned, for example, the following compounds:
  • the compounds according to the invention including their salts, in which one or more hydrogen atoms, for example, one, two, three, four or five hydrogen atoms are replaced by deuterium.
  • phenyl is understood to mean both unsubstituted and mono- or disubstituted phenyl groups. Suitable substituents, which may be identical or different, are fluorine, chlorine or bromine atoms, C 3 -C 3 -alkyl, F 3 C, C 1 -C 3 -alkyl-O or F 3 CO groups.
  • C 1-2 -alkyl (even if they are part of other radicals) are branched and unbranched alkyl groups having 1 or 2 carbon atoms, by the term “C 1-3 -alkyl” branched and unbranched alkyl groups having 1 to 3 carbon atoms, the term “CI_ 6 alkyl” refers to branched and unbranched alkyl groups having 1 to 6 carbon atoms and by the term “C 1-8 alkyl” are meant branched and unbranched alkyl groups having 1 to 8 carbon atoms.
  • Examples include: methyl, ethyl, n-propyl, / so-propyl, n-butyl, / so-butyl, sec-butyl, tert-butyl, n-pentyl, / so-pentyl, neo-pentyl or hexyl. If appropriate, the abbreviations Me, Et, n-Pr, / -Pr, n-Bu, / -Bu, tert-Bu, etc. are also used for the abovementioned groups. Unless otherwise specified, the definitions of propyl, butyl, pentyl and hexyl include all conceivable isomeric forms of the respective radicals. For example, propyl includes n-propyl and / so-propyl, butyl includes / so-butyl, sec-butyl and tert-butyl, etc.
  • propylene and butylene include all conceivable isomeric forms of the same carbon number.
  • propylene also includes 1-methylethylene and butylene includes 1-methylpropylene, 1, 1-dimethylethylene, 1, 2-dimethylethylene.
  • alkylene and “alkylenyl” are used synonymously.
  • Compounds of general formula I may have acid groups, mainly carboxyl groups, and / or basic groups such as e.g. Amino functions.
  • Compounds of general formula I can therefore be used as internal salts, as salts with pharmaceutically usable inorganic acids such as hydrobromic acid, phosphoric acid, nitric acid, hydrochloric acid, sulfuric acid, methanesulfonic acid, ethanesulfonic acid, benzenesulfonic acid, p-toluenesulfonic acid or organic acids such as malic acid, succinic acid, Acetic acid, fumaric acid, maleic acid,
  • pharmaceutically usable inorganic acids such as hydrobromic acid, phosphoric acid, nitric acid, hydrochloric acid, sulfuric acid, methanesulfonic acid, ethanesulfonic acid, benzenesulfonic acid, p-toluenesulfonic acid or organic acids such as malic acid, succ
  • Mandelic acid lactic acid, tartaric acid, citric acid or as salts with pharmaceutically acceptable bases such as alkali or alkaline earth metal hydroxides, for example sodium hydroxide or potassium hydroxide, or carbonates, ammonia, zinc or ammonium hydroxides or organic amines such as e.g. Diethylamine, triethylamine, ethanolamine, diethanolamine, triethanolamine, cyclohexylamine, dicyclohexylamine, and the like. available.
  • bases such as alkali or alkaline earth metal hydroxides, for example sodium hydroxide or potassium hydroxide, or carbonates, ammonia, zinc or ammonium hydroxides or organic amines such as e.g. Diethylamine, triethylamine, ethanolamine, diethanolamine, triethanolamine, cyclohexylamine, dicyclohexylamine, and the like. available.
  • the compounds of the invention may exist as racemates if they possess only one chiral element, but they may also be present as pure enantiomers, i. in (R) or (S) form. Preference is given to compounds which are present as racemates or as (R) -form.
  • the application also includes the individual diastereomeric antipode pairs or mixtures thereof, which are present when more than one chirality element is present in the compounds of general formula I, as well as the individual optically active enantiomers which make up the racemates mentioned.
  • the invention relates to the respective compounds optionally in the form of the individual optical isomers, mixtures of the individual enantiomers or racemates, in the form of tautomers and in the form of the free bases or the corresponding acid addition salts with pharmacologically acceptable acids - such as acid addition salts with hydrohalic acids - for example Chloric or hydrobromic acid - or organic acids - such as oxalic, fumaric, diglycol or methanesulfonic acid.
  • the compounds of general formula I are prepared by methods known in principle. The following processes have proved particularly suitable for the preparation of the compounds of general formula I according to the invention:
  • any carboxylic acid functions, primary or secondary amino functions or hydroxyl functions which may be present in the residues of the amine of the formula HR 3 -R 4 may be protected by conventional protecting groups and any protecting groups used may be cleaved off after the reaction has been carried out by methods familiar to the person skilled in the art ,
  • the coupling is preferably carried out using methods known from peptide chemistry (see, for example, Houben-Weyl, Methoden der Organischen Chemie, Vol.
  • carbodiimides such as, for example, Dicyclohexylcarbodiimide (DCC), diisopropylcarbodiimide (DIC) or ethyl (3-dimethylamino-propyl) -carbodiimide, O- (1 / - / - benzotriazol-1-yl) - / V, / V- / V, / V tetramethyluronium hexa-fluorophosphate (HBTU) or tetrafluoroborate (TBTU) or 1H-benzotriazol-1-yl-oxy-tris (dimethylamino) phosphonium hexafluorophosphate (BOP).
  • DCC Dicyclohexylcarbodiimide
  • DI diisopropylcarbodiimide
  • ethyl (3-dimethylamino-propyl) -carbodiimide O- (1 / - / - benzo
  • the Reaction rate can be increased.
  • the couplings are usually with equimolar proportions of the coupling components and the coupling reagent in solvents such as dichloromethane, tetrahydrofuran, acetonitrile, dimethylformamide (DMF), dimethylacetamide (DMA), ⁇ / -methylpyrrolidone (NMP) or mixtures thereof and at temperatures between -30 ° C. and + 30 ° C, preferably -20 ° C and + 25 ° C performed.
  • DMF dimethylformamide
  • DMA dimethylacetamide
  • NMP ⁇ / -methylpyrrolidone
  • als / ethyldiisopropylamine is preferred as additional auxiliary base.
  • the mixed anhydride is obtained from the to be coupled carboxylic acid of the general formula V and the carbonic monoisobutyl ester.
  • the preparation of this mixed anhydride and the coupling with the amines of general formula VI is carried out in a one-pot process using the abovementioned solvents and at temperatures between -20 ° C and + 25 ° C, preferably between 0 ° C and + 25 ° C.
  • R 1 and R 2 are defined as mentioned above and Nu is a leaving group, for example a halogen atom, such as the chlorine, bromine or iodine atom, an alkylsulfonyl oxyoeuvre having 1 to 10 carbon atoms in the alkyl moiety, optionally by chlorine or bromine atoms, by Methyl or nitro groups mono-, di- or trisubstituted phenyl sulfonyloxy or naphthylsulfonyloxy group, wherein the substituents may be the same or different, a 1 / - / - imidazol-1-yl, a 1 / - / - pyrazol-1-yl, optionally substituted by one or two methyl groups in the carbon skeleton 1 / - / - 1, 2,4-triazol-1-yl, 1 / - / - 1, 2,3-triazol-1-yl, 1 / - / -
  • any carboxylic acid functions, primary or secondary amino functions or hydroxyl functions which may be present in the radicals of the general formula VI can be protected by conventional protective radicals and any protective radicals used after the reaction has been carried out can be cleaved again by methods familiar to the person skilled in the art.
  • auxiliary bases are alkali metal and alkaline earth metal hydroxides, for example sodium hydroxide, potassium hydroxide or barium hydroxide, alkali metal carbonates, eg.
  • alkali metal acetate for example sodium or potassium acetate
  • tertiary amines for example pyridine, 2,4,6-trimethylpyridine, quinoline, triethylamine, ⁇ / -Ethyldiisopropylamin, ⁇ / -Ethyldicyclohexylamin, 1, 4 Di-azabicyclo [2,2,2] octane or 1,8-diazabicyclo [5,4,0] undec-7-ene as solvent, for example dichloromethane, tetrahydrofuran, 1,4-dioxane, acetonitrile, dimethylformamide, Dimethylacetamide, ⁇ / -methylpyrrolidone or mixtures thereof; If alkali metal or alkaline earth metal hydroxides, alkali metal carbonates or acetates are used as auxiliary bases, water may also be added to the reaction mixture as cosolv
  • novel compounds of the general formula I according to the invention contain one or more chiral centers. For example, if there are two chiral centers, then the compounds can be in the form of two diastereomeric antipode pairs.
  • the invention includes the individual isomers as well as their mixtures.
  • the separation of the respective diastereomers is possible due to their different physicochemical properties, e.g. by fractional crystallization from suitable solvents, by high pressure liquid or column chromatography using chiral or preferably achiral stationary phases.
  • racemates which contain a basic or acidic function can also be separated via the diastereomeric, optically active salts which, when reacted with an optically active acid, for example (+) - or (-) - tartaric acid, (+) - or ( -) - diacetyltartaric acid, (+) - or (-) - monomethyl tartrate or (+) - or (-) - camphorsulfonic acid, or an optically active base, for example with (R) - (+) - 1-phenylethylamine, (S) - (-) - 1-phenylethylamine or (S) -brucine.
  • an optically active acid for example (+) - or (-) - tartaric acid, (+) - or ( -) - diacetyltartaric acid, (+) - or (-) - monomethyl tartrate or (+) - or (-) - camphorsulfonic acid, or an optically active base, for example
  • the racemate of a compound of the general formula I is reacted with one of the abovementioned optically active acids or bases in an equimolar amount in a solvent and the resulting crystalline, diastereomeric, optically active salts are separated by utilizing their different solubilities.
  • This reaction can be carried out in any kind of solvents as long as they have a sufficient difference in the solubility of the salts.
  • methanol, ethanol or mixtures thereof, for example in the volume ratio 50:50, are used.
  • each of the optically active salts is dissolved in water, carefully neutralized with a base such as sodium carbonate or potassium carbonate, or with a suitable acid, for example, with dilute hydrochloric acid or aqueous methanesulfonic acid, thereby giving the corresponding free compound in the (+) - or ( -) - Form received.
  • a base such as sodium carbonate or potassium carbonate
  • a suitable acid for example, with dilute hydrochloric acid or aqueous methanesulfonic acid
  • hydroxycarboxylic acids of the general formula V required as starting compounds are obtained by reacting piperidines of the general formula VIII
  • Y 1 and Y 2 denote nucleofuge groups which may be identical or different, preferably the chlorine atom, the p-nitrophenoxy or trichloromethoxy group,
  • R 2 is defined as mentioned above and Z 1 represents a protective group for a carboxy group, for example a Ci_6-alkyl or an optionally substituted benzyl group, wherein the alkyl groups may be linear or branched and the benzyl group by one or two Methoxy groups can be substituted, available.
  • Z 1 preference is given to the methyl, ethyl, tert-butyl or benzyl group.
  • a first step the compounds of general formula VIII in a solvent, for example in dichloromethane, THF, pyridine or mixtures thereof a temperature between -20 ° C to 50 ° C in the presence of a base, for example triethylamine, pyridine or ethyldiisopropylamine, reacted with the carbonic acid derivatives of the general formula IX.
  • a base for example triethylamine, pyridine or ethyldiisopropylamine
  • reaction of these intermediates with compounds of general formula X is also carried out in one of the abovementioned solvents, and at the abovementioned temperatures, in the presence of a base such as triethylamine or pyridine, with or without the addition of an activating reagent such as 4-dimethylaminopyridine.
  • a base such as triethylamine or pyridine
  • an activating reagent such as 4-dimethylaminopyridine.
  • the compounds of general formula X can also be deprotonated by means of a metal hydride, such as NaH or KH, in which case the presence of the base or of the activating reagent can be dispensed with.
  • the starting compounds of the formula VIII and IX are either commercially available, known from the literature or can be prepared by literature methods.
  • Solvent in the presence of alkali metal acetate, preferably sodium or potassium acetate, at a suitable temperature, preferably at 80 to 130 ° C.
  • alkali metal acetate preferably sodium or potassium acetate
  • alkali borohydrides such as sodium or potassium borohydride can be used.
  • Further reducing agents are chlordialkyl boranes, such as chlorodicyclohexyl borane. When chiral chlorodialkyl boranes are used, such as chlorodialkyl boranes.
  • B-Chlordiisopinocampheylborane used the compounds of general formula XIV can be isolated in enantiomerically pure form.
  • the further reaction of compounds of general formula XIV to compounds of general formula X is carried out in an alcoholic medium, preferably in methanol or ethanol, in the presence of a suitable acid, such as hydrochloric acid. Alternatively, the reaction can be carried out by reaction in alcoholic solvents, preferably methanol, with thionyl chloride.
  • All compounds of the general formula I which contain primary or secondary amino, hydroxy or hydroxycarbonyl functions are preferably obtained from protective groups with precursors.
  • Suitable protective groups for amino functions are, for example, a benzyloxycarbonyl, 2-nitrobenzyloxycarbonyl, 4-nitrobenzyloxycarbonyl, 4-methoxybenzyloxycarbonyl, 2-chlorobenzyloxycarbonyl, 3-chlorobenzyloxycarbonyl, 4-chlorobenzyloxycarbonyl, 4-biphenylyl- ⁇ , ⁇ -dimethylbenzyloxycarbonyl or 3,5-dimethoxy- ⁇ , ⁇ -dimethylbenzyloxycarbonyl group, an alkoxycarbonyl group having a total of 1 to 5 carbon atoms in the alkyl moiety, for example the methoxycarbonyl, ethoxycarbonyl, n-propoxycarbonyl, isopropoxycarbonyl, n-butoxycarbonyl, 1-methylpropoxycarbonyl
  • Suitable protective groups for hydroxy functions are, for example, a trimethylsilyl, triethylsilyl, triisopropyl, tert-butyldimethylsilyl or tert-butyldiphenylsilyl group, a tert-butyl, benzyl, 4-methoxybenzyl or 3,4-dimethoxybenzyl group.
  • the protective group for hydroxycarbonyl functions is, for example, an alkyl group having a total of 1 to 5 carbon atoms, for example methyl, ethyl, n-propyl, isopropyl, n-butyl, tert-butyl, allyl, 2,2,2-trichloroethyl -, benzyl or 4-methoxybenzyl group in question.
  • the compounds of the general formula I obtained can, in particular for pharmaceutical applications, be converted into their physiologically tolerated salts with inorganic or organic acids.
  • suitable acids are hydrochloric, hydrobromic, phosphoric, nitric, sulfuric, methanesulfonic, ethanesulfonic, benzenesulfonic, p-toluenesulfonic, acetic, fumaric, succinic, lactic, mandelic, malic, citric, tartaric and maleic acids.
  • novel compounds of the formula I if they contain carboxylic acid function, can be converted into their addition salts with inorganic or organic bases, in particular for the pharmaceutical application, into their physiologically tolerable addition salts.
  • Suitable bases for this example, sodium hydroxide, potassium hydroxide, ammonia, cyclohexylamine, dicyclohexylamine, ethanolamine, diethanolamine and triethanolamine into consideration.
  • the present invention relates to racemates, provided that the compounds of general formula I have only one chiral element.
  • the application also includes the individual diastereomeric antipode pairs or mixtures thereof, which are present when more than one chiral element is present in the compounds of general formula I, as well as the individual optically active enantiomers which make up the racemates mentioned.
  • the compounds of the invention including their salts, in which one or more hydrogen atoms, for example one, two, three, four or five hydrogen atoms, are replaced by deuterium.
  • novel compounds of the general formula I and their physiologically tolerable salts have valuable pharmacological properties which are based on their selective CGRP antagonistic properties.
  • Another object of the invention are these compounds containing drugs, their use and their preparation.
  • the above new compounds and their physiologically acceptable salts have CGRP antagonistic properties and show good affinities in CGRP receptor binding studies.
  • the compounds have CGRP antagonistic properties in the pharmacological test systems described below.
  • SK-N-MC cells are cultured in "Dulbecco's modified Eagle Medium”. The medium of confluent cultures is removed. The cells are washed twice with PBS buffer (Gibco 041-04190 M), removed by addition of PBS buffer, mixed with 0.02% EDTA, and isolated by centrifugation. After resuspension in 20 ml Balanced Salts Solution [BSS (in mM): NaCl 120, KCl 5.4, NaHCO 3 16.2, MgSO 4 0.8, NaHPO 4 1.0, CaCl 2 1.8, D-glucose 5.5, HEPES 30, pH 7.40]. The cells are centrifuged twice at 100 xg and resuspended in BSS.
  • BSS Balanced Salts Solution
  • the cells are homogenized using an Ultra-Turrax and centrifuged for 10 minutes at 3000 xg. The supernatant is discarded and the pellet recentrifuged and resuspended in Tris buffer (10 mM Tris, 50 mM NaCl, 5 mM MgCl 2 , 1 mM EDTA, pH 7.40) supplemented with 1% bovine serum albumin and 0.1% bacitracin (1 ml / 1000000 cells). The homogenate is at -80 ° C frozen. The membrane preparations are stable under these conditions for more than 6 weeks.
  • the homogenate is diluted 1:10 with assay buffer (50 mM Tris, 150 mM NaCl, 5 mM MgCl 2 , 1 mM EDTA, pH 7.40) and homogenized for 30 seconds with an Ultra-Turrax. 230 ⁇ l of the homogenate are incubated for 180 minutes at room temperature with 50 pM 125 l-iodotyrosyl-calcitonin gene-related peptides (Amersham) and increasing concentrations of the test substances in a total volume of 250 ⁇ l. Incubation is terminated by rapid filtration through polyethyleneimine (0.1%) treated GF / B glass fiber filters using a cell harvester. The protein bound
  • Radioactivity is determined using a gamma counter. Non-specific binding is defined as the bound radioactivity after the presence of 1 ⁇ M human CGRP-alpha during the incubation.
  • concentration-binding curves The analysis of the concentration-binding curves is carried out by means of a computer-aided non-linear curve fitting.
  • SK-N-MC cells (1 million cells) are washed twice with 250 ⁇ l of incubation buffer (Hanks ' HEPES, 1 mM 3-isobutyl-1-methylxanthine, 1% BSA, pH 7.4) and at 37 ° C for 15 minutes pre-incubated. After adding CGRP (10 ⁇ l) as an agonist in increasing
  • Intracellular cAMP is then extracted by addition of 20 ⁇ l of 1 M HCl and centrifugation (2000 xg, 4 ° C for 15 minutes). The supernatants are frozen in liquid nitrogen and stored at -20 ° C. The cAMP contents of the samples are determined by means of radioimmunoassay (Amersham) and the pA 2 values of antagonistic substances are determined graphically.
  • the compounds of the invention show in the process described in i / rtro test model CGRP-antagonistic properties in a dosage range between 10 ⁇ -12 and 10 -5 M.
  • the compounds according to the invention and their salts with physiologically tolerated acids are thus suitable for the acute and prophylactic treatment of headaches, in particular migraine, cluster headache and tension-type headaches.
  • the compounds according to the invention also have a positive influence on the following diseases: non-insulin-dependent diabetes mellitus ("NIDDM”), cardiovascular diseases, morphine tolerance, Clostridium toxin-related diarrheal diseases, skin disorders, especially thermal and radiation-related skin damage including sunburn, skin, prurigo, pruriginous toxidermias as well as severe itching, inflammatory diseases, eg inflammatory joint diseases (osteoarthritis, rheumatoid arthritis, neurogenic arthritis), generalized soft tissue rheumatism (fibromyalgia), neurogenic inflammations of the oral mucosa, inflammatory lung diseases, allergic rhinitis, asthma, COPD, diseases associated with excessive vasodilation and concomitant reduced tissue perfusion, eg, shock
  • NIDDM non-insul
  • the compounds according to the invention have a soothing effect on pain conditions in general.
  • the symptoms of menopausal, caused by vasodilation and increased blood flow hot flushes of estrogen-deficient women and hormone-treated prostate cancer patients and castrates is influenced by the CGRP antagonists of the present application preventively and acutely therapeutically favored, this therapy approach is characterized by hormone substitution by side effects.
  • the compounds according to the invention are preferably suitable for the acute and prophylactic treatment of migraine and cluster headache, for the treatment of irritable bowel syndrome (IBS) and for the preventive and acute therapeutic treatment of hot flushes of estrogen-deficient women.
  • IBS irritable bowel syndrome
  • the dosage required to achieve a corresponding effect is expediently in the case of intravenous or subcutaneous administration of from 0.0001 to 3 mg / kg body weight, preferably 0.01 to 1 mg / kg body weight, and by oral, nasal or inhalative administration 0.01 to 10 mg / kg body weight, preferably 0.1 to 10 mg / kg body weight, 1 to 3 times daily.
  • Another object of the invention is the use of the compounds of the invention as valuable tools for generating and purifying (affinity chromatography) of antibodies and, after appropriate radioactive labeling, for example by tritiation of suitable precursors, for example by catalytic hydrogenation with trithium or replacement of halogen atoms by tritium, in RIA and ELISA assays and as diagnostic and analytical tools in neurotransmitter research.
  • agents include antiemetics, prokinetics, neuroleptics, antidepressants, neurokinin antagonists, anticonvulsants, histamine H1 receptor antagonists, ⁇ -blockers, ⁇ -agonists and ⁇ -antagonists, ergot alkaloids, weak analgesics, non-steroidal anti-inflammatory drugs, corticosteroids, calcium Antagonists, 5-HT-i B / i D agonists or other antimigraine agents, which together with one or more inert customary carriers and / or diluents, for example corn starch, milk sugar, cane sugar, microcrystalline cellulose, magnesium stearate, Polyvinylpyrrolidone, citric acid, tartaric acid, water, water / ethanol, water / - glycerol, water / sorbitol, water / polyethylene glycol, propylene glycol, cetylstearyl alcohol, carboxymethylcellulose or fatty substances such as hard fat or their suitable mixtures, in conventional
  • the non-steroidal anti-inflammatory drugs aceclofenac, acemetacin, acetylsalicylic acid, acetaminophen (paracetamol), azathioprine, diclofenac, diflunisal, fenbufen, fenoprofen, flurbiprofen, ibuprofen, indomethacin, ketoprofen, leflunomide, lornoxicam, mefenamic acid are thus used as further active substances , Naproxen, phenylbutazone, piroxicam, sulfasalazine, zomepirac or their pharmaceutically acceptable salts, as well as meloxicam and other selective COX2 inhibitors, such as rofecoxib, valdecoxib, parecoxib, etoricoxib and celecoxib, as well as substances containing earlier or later steps in the prostaglandin Inhibit synthesis
  • ergotamine dihydroergotamine, metoclopramide, domperidone, diphenhydramine, cyclizine, promethazine, chlorpromazine, vigabatrin, timolol,
  • Isomethioptes Pizotifen, Botox, Gabapentin, Pregabalin, Duloxetine, Topiramate, Riboflavin, Montelukast, Lisinopril, Micardis, Prochlorperazine, Dexamethasone, Flunarizine, Dextropropoxyphene, Meperidine, Metoprolol, Propranolol, Nadolol, Atenolol, Clonidine, Indoramine, Carbamazepine, Phenytoin, Valproate, Amitriptyline, Imipramine, venlafaxine, lidocaine or diltiazem and other 5-HT 1B / D i agonists such as almotriptan, eletriptan, frovatriptan, naratriptan, rizatriptan, sumatriptan and zolmitriptan be used.
  • 5-HT 1B / D i agonists
  • CGRP antagonists may be useful with vanilloid receptor antagonists such as VR-1 antagonists, glutamate receptor antagonists such as mGlu5 receptor antagonists, mGlui receptor antagonists, iGlu ⁇ receptor antagonists, AMPA receptor antagonists, purine receptor blockers such as P2X3 Antagonists, NO synthase inhibitors such as iNOS inhibitors, calcium channel blockers such as PQ-type blockers, N-type blockers, potassium channel openers such as KCNQ channel openers, sodium channel blockers such as PN3 Channel blockers, NMDA receptor antagonists, acid-sensing ion channel antagonists such as ASIC3 antagonists, bradykinin receptor antagonists such as B1 receptor antagonists, cannabinoid receptor agonists such as CB2 agonists, CB1 agonists, somatostatin receptor agonists such as sst2 Receptor agonists are given.
  • vanilloid receptor antagonists such as VR-1 antagonists, glutamate receptor antagonists such as m
  • the dose for these active substances is expediently 1/5 of the usually recommended lowest dosage up to 1/1 of the normally recommended dosage, so for example 20 to 100 mg sumatriptan.
  • the compounds according to the invention may be administered either alone or optionally in combination with other active substances for the treatment of migraine intravenously, subcutaneously, intramuscularly, intraarticularly, intrarectally, intranasally, by inhalation, topically, transdermally or orally, in particular aerosol formulations being suitable for inhalation.
  • the combinations may be administered either simultaneously or sequentially.
  • Suitable application forms are, for example, tablets, capsules, solutions, juices, emulsions or inhalable powders or aerosols.
  • 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, i. in amounts sufficient to achieve the above dosage range.
  • Oral administration may be in the form of a tablet, as a powder, as a powder in a capsule (e.g., hard gelatin capsule), as a solution or suspension.
  • the active substance combination can be carried out as a powder, as an aqueous or aqueous-ethanolic solution or by means of a propellant gas formulation.
  • compositions are preferably characterized by the content of one or more compounds of the formula I according to the above preferred embodiments. It is particularly preferred if the compounds of the formula I are administered orally, it is particularly preferred if the administration takes place once or twice daily.
  • Corresponding tablets can be prepared, for example, by mixing the active substance (s) with known auxiliaries, 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 achieving the depot effect, such as carboxymethyl cellulose, cellulose acetate phthalate, or polyvinyl acetate.
  • the tablets can also consist of several layers.
  • 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.
  • Drageum cover to achieve a depot effect consist of several layers wherein 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 sweetening agent, such as saccharin, cyclamate, glycerol or sugar, and 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 sweetening agent 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.
  • 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.
  • AIs are, for example, water, pharmaceutically acceptable organic solvents, such as paraffins (eg petroleum fractions), oils of vegetable origin (eg peanut or sesame oil), mono- or polyfunctional alcohols (eg ethanol or glycerol), carriers such as natural minerals (eg kaolin, Clays, talc, chalk) synthetic minerals (eg finely divided silicic acid and silicates), sugars (eg pipe, milk and dextrose) emulsifiers (eg lignin, liquors, methylcellulose, starch and polyvinylpyrrolidone) and lubricants (eg magnesium stearate, talc, stearic acid and Sodium lauryl sulfate).
  • paraffins eg petroleum fractions
  • oils of vegetable origin eg peanut or sesame oil
  • mono- or polyfunctional alcohols eg ethanol or glycerol
  • carriers such as natural minerals (eg kaolin, Clays, talc, chalk) synthetic minerals (
  • 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.
  • the compounds of the formula I are administered by inhalation, it is particularly preferred if the administration takes place once or twice daily.
  • the compounds of the formula I must be provided in inhalable dosage forms. Suitable inhalable dosage forms are inhalable powders, propellant-containing metered-dose inhalers or propellant-free inhalable solutions, which may be present in admixture with customary physiologically compatible excipients.
  • propellant-free inhalable solutions also includes concentrates or sterile, ready-to-use inhalable solutions.
  • the administration forms which can be used in the context of the present invention will be described in detail in the following part of the description.
  • the inhalable powders according to the invention can be used to prepare them the following physiologically acceptable excipients are used: monosaccharides (eg glucose or arabinose), disaccharides (eg lactose, sucrose, maltose), oligo- and polysaccharides (eg dextrans), polyalcohols (eg sorbitol, mannitol, xylitol), salts (eg sodium chloride , Calcium carbonate) or mixtures of these excipients with each other.
  • monosaccharides eg glucose or arabinose
  • disaccharides eg lactose, sucrose, maltose
  • oligo- and polysaccharides eg dextrans
  • polyalcohols eg sorbitol, mannitol, xylitol
  • salts eg sodium chloride , Calcium carbonate
  • lactose preferably lactose monohydrate
  • Methods for producing the inhalable powders according to the invention by grinding and micronizing as well as by final mixing of the constituents are known from the prior art.
  • the propellant-containing inhalable aerosols which can be used in the context of the use according to the invention can be dissolved in the propellant gas or in dispersed form.
  • the propellant gases which can be used for the preparation of the inhalation aerosols are known from the prior art. Suitable propellant gases are selected from the group consisting of hydrocarbons such as n-propane, n-butane or isobutane and halohydrocarbons such as preferably fluorinated derivatives of methane, ethane, propane, butane, cyclopropane or cyclobutane.
  • the abovementioned propellant gases can be used alone or in mixtures thereof.
  • propellant gases are fluorinated alkane derivatives selected from TG134a (1,1,1,2-tetrafluoroethane), TG227 (1,1,2,3,3,3-heptafluoropropane) and mixtures thereof.
  • TG134a 1,1,1,2-tetrafluoroethane
  • TG227 1,2,3,3,3-heptafluoropropane
  • propellant-containing inhalation aerosols which can be used in the context of the use according to the invention can also contain further constituents, such as
  • Co-solvents stabilizers, surfactants, antioxidants, lubricants and pH adjusters. All of these ingredients are known in the art.
  • 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 solutions or suspensions are adjusted to a pH of from 2 to 7, preferably from 2 to 5, with suitable acids.
  • acids selected from inorganic or organic acids can be used. Examples of particularly suitable inorganic acids are hydrochloric acid, hydrobromic acid, nitric acid, sulfuric acid and / or phosphoric acid.
  • organic acids examples include 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 substances.
  • organic acids ascorbic acid, fumaric acid and citric acid are preferable.
  • mixtures of the abovementioned acids in particular in the case of acids which, in addition to their acidification properties, also possess other properties, for example as flavorings, antioxidants or complexing agents, for example citric acid or ascorbic acid.
  • Hydrochloric acid is particularly preferably used according to the invention for adjusting the pH.
  • Cosolvents and / or further auxiliaries can be added to the propellant-free inhalable solutions which can be used in the context of the inventive use.
  • Preferred cosolvents 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 ethers, glycerol, polyoxyethylene alcohols and polyoxyethylene fatty acid esters.
  • auxiliaries and additives is meant in this context any pharmacologically acceptable substance which is not an active ingredient but which can be formulated together with the active ingredient (s) in the pharmacologically suitable solvent in order to improve the qualitative properties of the active ingredient formulation.
  • auxiliaries and additives include, for example, surfactants, such as soybean 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 drug formulation, Flavorings, vitamins and / or other additives known in the art.
  • the additives also include pharmacologically acceptable salts such as sodium chloride as isotonants.
  • Preferred excipients include antioxidants, such as ascorbic acid, if not already used for pH adjustment, vitamin A, vitamin E, tocopherols, and similar vitamins or provitamins found in the human organism.
  • Preservatives may be used to protect the formulation from contamination by germs. Suitable preservatives are those known in the art, in particular cetylpyridinium chloride, benzalkonium chloride or benzoic acid or benzoates such as sodium benzoate in the concentration known from the prior art.
  • R r values are determined using GCF Finished Tops Kieselgel 60 F254 (E. Merck, Darmstadt, Article No. 1.05714) with no chamber saturation.
  • the ratios indicated for the flow agents relate to volume units of the respective solvents.
  • the indicated volume units at NH 3 refer to a concentrated solution of NH 3 in water.
  • Biomedicals (Eschwege, article number 02090). According to the manufacturer, the required activity level is generated before use.
  • Analytical column Zorbax column (Agilent Technologies), SB (stable bond) C18; 3.5 ⁇ m; 4.6 x 75 mm; Column temperature: 30 ° C; Flow: 1.6 ml_ / min; Injection volume: 5 ⁇ l_; Detection at 254 nm
  • Preparative HPLC purifications generally use the same gradients used in the collection of analytical HPLC data.
  • the collection of products is mass-controlled, the product-containing fractions are combined and freeze-dried.
  • the reaction solution was admixed with 4.9 g (20.0 mmol) of 3-piperidin-4-yl-1,3,4,5-tetrahydro-1,3-benzodiazepin-2-one and stirred at 100 ° C. for 2 h.
  • 150 ml of EtOAc were added, washed three times with 70 ml of 1 M KHSO 4 solution and 12 times with 50 ml each of 15% K 2 CO 3 solution, and the organic phase was dried over MgSO 4 .
  • the residue was dissolved in 60 ml of THF, combined with 250 mg of LiOH in 10 ml of water and the reaction mixture was stirred at RT for 3 h. One removed i.vac.
  • reaction solution was i.vac. concentrated, the residue taken up in DCM, the organic phase washed with saturated NaHCCv solution and dried over NaaSCu. After removal of the drying agent and solvent, the residue was purified by chromatography (silica gel, gradient DCM / MeOH 20: 1 to DCM / MeOH 10: 1). The fractions containing the product were concentrated, the residue was stirred with DIPE, filtered off with suction and dried. Yield: 480 mg (83% of theory)
  • the reaction mixture was stirred for 24 h at 90 ° C bath temperature, i.vac.
  • the residue is combined with 200 ml of water and 200 ml of EtOAc, and the precipitate is filtered off.
  • the crystals were dissolved in 500 mL MeOH at reflux, filtered hot and the filtrate i.vac. concentrated to dryness.
  • Composition 1 capsule for powder inhalation contains: Active ingredient 1.0 mg
  • the active ingredient is ground to the particle size required for inhalation.
  • the ground active substance is mixed homogeneously with the milk sugar. The mixture is filled into hard gelatin capsules.
  • 1 hub contains:
  • the active ingredient and benzalkonium chloride are dissolved in water and filled into Respimat ® cartridges.
  • composition 1 vial contains:
  • Active substance sodium chloride and benzalkonium chloride are dissolved in water.
  • 1 hub contains:
  • micronized drug is homogeneously suspended in the mixture of lecithin and propellant.
  • the suspension is filled into a pressure vessel with metering valve.
  • composition active ingredient 1.0 mg
  • the active substance and the excipients are dissolved in water and in a corresponding
  • Glykofurol and glucose in water for injection dissolve (WfI); Add human serum albumin; Dissolve active ingredient with heating; fill with WfI on batch volume; Fill into ampoules under nitrogen fumigation.
  • Disodium hydrogen phosphate Na 2 HPO 4 * 2H 2 O 2 mg sodium chloride 180 mg
  • Dissolve polysorbate 80 sodium chloride, monopotassium dihydrogen phosphate and disodium hydrogen phosphate in water for injections (WfI); Add human serum albumin; Dissolve active ingredient with heating; fill with WfI on batch volume; fill in ampoules.
  • WfI water for injections
  • Example VIII Dissolve polysorbate 80, sodium chloride, monopotassium dihydrogen phosphate and disodium hydrogen phosphate in water for injections (WfI); Add human serum albumin; Dissolve active ingredient with heating; fill with WfI on batch volume; fill in ampoules.
  • Dissolve mannitol in water for injections WfI
  • WfI water for injections
  • Add human serum albumin Dissolve active ingredient with heating
  • fill with WfI on batch volume to fill in vials; freeze-dry.
  • Polysorbate 80 Tween 80 20 mg

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Abstract

L'invention se rapporte à des agonistes du CGRP de formule générale (I) dans laquelle R1, R2, R3 et R4 sont tels que définis dans la première revendication. Cette invention concerne également leurs tautomères, isomères, diastéréo-isomères, énantiomères, hydrates, mélanges, et leurs sels, ainsi que les hydrates de leurs sels, en particulier leurs sels physiologiquement compatibles qui comportent des acides ou des bases inorganiques ou organiques. L'invention concerne également les composés de formule (I) dont un ou plusieurs atome(s) d'hydrogène a/ont été remplacé(s) par du deutérium. La présente invention se rapporte en outre à des médicaments contenant lesdits composés, à l'utilisation de ces composés, et à leur procédé de production.
EP06807391A 2005-10-21 2006-10-19 Antagonistes de cgrp selectionnes, leur procede de production et leur utilisation en tant que medicament Withdrawn EP1940824A1 (fr)

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DE102005050892A1 (de) 2007-04-26
WO2007045672A1 (fr) 2007-04-26
AR058127A1 (es) 2008-01-23
US7625886B2 (en) 2009-12-01
CA2626009A1 (fr) 2007-04-26
US20070099903A1 (en) 2007-05-03
TW200800962A (en) 2008-01-01
JP2009511621A (ja) 2009-03-19

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