Classifications

• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K31/00—Medicinal preparations containing organic active ingredients
  • A61K31/33—Heterocyclic compounds
  • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
  • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
  • A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
  • A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic 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
  • A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
  • A61K31/47—Quinolines; Isoquinolines
  • A61K31/4709—Non-condensed quinolines and containing further heterocyclic 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
  • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
  • A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
  • A61K31/517—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with carbocyclic ring systems, e.g. quinazoline, perimidine
• • 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
• • 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
  • A61K31/70—Carbohydrates; Sugars; Derivatives thereof
  • A61K31/7088—Compounds having three or more nucleosides or nucleotides
• • 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
  • 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
  • A61P11/00—Drugs for disorders of the respiratory system
• • 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
  • 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
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K39/00—Medicinal preparations containing antigens or antibodies
  • A61K2039/505—Medicinal preparations containing antigens or antibodies comprising antibodies

Definitions

• the present invention is the use of quinazolines of the general formula
• the compounds are also useful in the treatment of inflammatory diseases of the gastrointestinal tract or bile duct or gall bladder associated with impaired activity of the tyrosine kinases, e.g. in acute or chronic inflammatory changes, such as cholecystitis, Crohn's disease, ulcerative colitis, ulcers or polyposis in the gastrointestinal tract or as they occur in diseases of the gastrointestinal tract, which are associated with increased secretion such as M. Menetrier, secreting adenomas or protein loss syndromes,
• inflammatory diseases of the joints such as rheumatoid arthritis
• inflammatory diseases of the skin, eyes in inflammatory pseudopolyps, in colitis cystica profunda or in pneumatosis cystoides intestinales.
• Preferred areas of application include inflammatory diseases of the respiratory organs or of the intestine, such as chronic bronchitis (COPD), chronic sinusitis, asthma, Crohn's disease, ulcerative colitis or polyposis of the intestine.
• COPD chronic bronchitis
• chronic sinusitis asthma, Crohn's disease, ulcerative colitis or polyposis of the intestine.
• Particularly preferred indications are inflammatory diseases of the respiratory tract or the lungs, such as chronic bronchitis (COPD) or asthma.
• COPD chronic bronchitis
• X is a nitrogen atom or a carbon atom substituted by a cyano group
• R a represents a hydrogen atom or a C 1-4 -alkyl group
• R b is a phenyl, benzyl or 1-phenylethyl group in which the phenyl nucleus can be substituted by the radicals R 1 and R 2 , in each case
• R 1 and R 2 which may be the same or different, each represents a hydrogen, fluorine, chlorine, bromine or iodine atom,
• A is an oxygen atom or a substituted optionally by a C- ⁇ - 4 alkyl imino group
• B is a bond, a carbonyl or sulfonyl group
• C is a methylene, ethylene or ethenylene group, n one of the numbers 0 or 1,
• D is an amino, C alkylamino, C 3-5 cycloalkylamino or di- (C ⁇ - 4 alkyl) amino or di (C 3-5 cycloalkyl) amino group in which the alkyl and cycloalkyl moieties may be the same or different,
• R 3 is a hydroxy, C ⁇ . 4 alkoxy, C ⁇ - alkoxycarbonyl, amino, C M alkylamino or di- (C ⁇ - 4 alkyl) amino group,
• N- (C ⁇ - 4- alkyl) -N- (C2- 4 -alkyl) -amino group in which the alkyl moieties in the ß, ⁇ or ⁇ position to the nitrogen atom of the amino group may optionally be substituted by the radical R 3 where R 3 is defined as mentioned above,
• a 4- to 7-membered alkyleneimino group optionally substituted by 1 to 4 C 2 -alkyl groups, which may be substituted on either a ring carbon atom or on one of the alkyl groups by the group R 3 , R 3 being as defined above,
• each group a methylene group in the 4 position by an oxygen or sulfur atom, by a substituted by the radical R 4 imino within, by a sulphinyl - or sulfonyl group is replaced, wherein
• R 4 is a hydrogen atom, a C ⁇ - 4 alkyl, 2-methoxy-ethyl, 3-methoxy-propyl, C 3 _ 7 cycloalkyl, C3-7 cycloalkyl-C ⁇ ⁇ alkyl, tetra hydrofuran 3-yl, tetrahydropyran-3-yl, tetrahydropyran-4-yl, tetrahydrofuranylmethyl, formyl, C ⁇ -alkylcarbonyl, C ⁇ -alkylsulfonyl, aminocarbonyl, C ⁇ -4 -alkylamino- carbonyl represents - or di- (C ⁇ - 4 alkyl) -aminocarbonyl distr,
• a morpholino or 2-oxo-morpholin-4-yl group the C- ⁇ - by a methyl, ethyl or 3 alkoxymethyl group may be substituted,
• R c is a hydrogen atom, a C ⁇ ⁇ alkoxy C ⁇ _ 4 alkoxy, C alkoxy, C 4-7 cycloalkoxy, or C. 3 7 cycloalkyl-C ⁇ - alkoxy group 6, in which the cycloalkyl moiety in each case by a C ⁇ -3 -AlkyI-, hydroxy, C ⁇ - 4 alkoxy, amino, C ⁇ - 4 alkylamino, di- (C ⁇ - 4 -alkyl) -amino, pyrrolidino, piperidino, morpholino, piperazino, N- (C ⁇ _ 2 ⁇ - alkyl) -piperazino-, hydroxy-C 2 -alkyl-, C ⁇ - 4- alkoxy-C ⁇ 2 - alkyl, amino-2 C ⁇ - alkyl, C alkylamino C- ⁇ - 2 alkyl, Pyrrolidino-C ⁇ - 2- alkyl, Piperidino- C ⁇ -2-al
• N- (C 1. 2, alkyl) piperazino-C. 1 2- alkyl group may be substituted, wherein the above-mentioned monosubstituted cycloalkyl moieties may be additionally substituted by a C- ⁇ - 3 alkyl group, or
• R 6 -C 1-4 -alkyl in the 4-position by an R 6 -C 1-4 -alkyl, R 6 -CO-, R 6 -C ⁇ -4 -alkylene-CO, (R 5 NR 7 ) -C ⁇ alkylene-CO-
• R 7 is OC 1-4 -alkylene-CO-, R ⁇ -d ⁇ -alkylene-CO-
• R 7 is SO-C 1-4 -alkylene-CO- or R 7 SO 2 -CC-4-alkylene-CO Group substituted piperazino or homopiperazino group, in which
• R 5 represents a hydrogen atom or a C- M- alkyl group
• R ⁇ an optionally by one or two C.
• a morpholino-C ⁇ _ 4 -alkoxy or 2-oxo-morpholin-4-yl-C ⁇ - 6 -alkoxy distr which may be substituted by 1 or 2 methyl or ethyl groups, or
• each mono-substituted by R 8, R 9 by mono-, di- or tri-substituted or mono-substituted by R 8 and additionally mono- or disubstituted by R 9 may wherein the substituents may be the same or different, wherein
• R 8 is a cyano, carboxy, C ⁇ -4 alkoxycarbonyl, aminocarbonyl, C ⁇ -4 alkyl aminocarbonyl, di (C 1-4 alkyl) aminocarbonyl, C ⁇ - 4 alkylsulfenyl, -C 4 -alkylsulfinyl, C 1 -C 4 -alkylsulfonyl, hydroxy, C 1 -C 4 -alkylsulfonyloxy, trifluoromethyloxy,
• 6- to 7-membered Alkylenimino judgment each one methylene group in the 4-position by an oxygen or sulfur atom, by a sulfinyl, sulfonyl, imino or N- (-C.-alkyl) -imino group may be replaced, and
• R 9 is a fluorine, chlorine, bromine or iodine atom, a C ⁇ - 4 alkyl, trifluoromethyl or
• a preferred object is the use according to the invention of the compounds of general formula (I) in which X is a nitrogen atom or a carbon atom substituted by a cyano group,
• R a is a hydrogen atom or a C ⁇ - 4 alkyl group
• R b is a phenyl, benzyl or 1-phenylethyl group in which the phenyl nucleus can be substituted by the radicals R 1 and R 2 , in each case
• R and R 2 which may be the same or different, each represents a hydrogen
• A is an oxygen atom or an imino group optionally substituted by a C 1-4 -alkyl group
• B is a bond or a carbonyl group
• C is a methylene, ethylene or ethenylene group
• n one of the numbers 0 or 1
• an N- (C 1 4 alkyl.) -N- (C 2-4 alkyl) amino group in which the alkyl moieties in SS, ⁇ - or ⁇ -position to the nitrogen atom of the amino group is optionally substituted by the radical R 3 is substituted can be R 3 is a hydroxy, C 1-3 alkoxy, C ⁇ -3 alkoxycarbonyl, amino, Cw alkylamino or di- (C ⁇ - 4 alkyl) amino group,
• a 5- to 7-membered alkyleneimino group optionally substituted by 1 to 2 methyl groups, which may be substituted on either a ring carbon atom or on one of the methyl groups by the group R 3 , wherein R 3 is defined as mentioned above,
• R 4 is a hydrogen atom, a -C. 3 alkyl, 2-methoxy-ethyl, 3-methoxy-propyl, C 3- 6 cycloalkyl, C. 3 6 -cycloalkyl-C ⁇ . 3- alkyl, tetrahydrofuran-3-yl, tetrahydropyran-3-yl, tetrahydropyran-4-yl, Tetrahydrofuranylmethyl-, -C. 3- alkyl carbonyl, C ⁇ - 3 represents alkylsulfonyl, aminocarbonyl, C ⁇ -3 alkylaminocarbonyl or di (Ci.s-AlkylJ-aminocarbonyl,
• a morpholino or 2-oxo-morpholin-4-yl group which may be substituted by a methyl, ethyl or C ⁇ -3 alkoxymethyl group,
• R G is a hydrogen atom, a C- alkoxy, C 4-7 cycloalkoxy or C 3-7 cycloalkyl-C ⁇ . 4 -alkoxy, in which the cycloalkyl part in each case by a -C. 3- alkyl or C 1-3 alkoxy group may be substituted,
• R 6 is an optionally substituted by one or two C ⁇ - 2 alkyl-substituted 2-oxo-tetrahydrofuranyl, 2-oxo-tetrahydropyranyl, 2-oxo-1, 4-dioxanyl- or
• a morpholino-C ⁇ - 4 -alkoxy- or 2-oxo-morpholin-4-yl -C. 6 -alkoxy group which may be substituted by 1 or 2 methyl or ethyl groups, or a tetrahydrofuran-3-yloxy, tetrahydropyran-3-yloxy, tetrahydropyran-4-yloxy, tetrahydrofuranylmethoxy or tetrahydropyranylmethoxy group, or
• a particularly preferred object is the use according to the invention of the compounds of the general formula (I) in which
• X is a nitrogen atom or a carbon atom substituted by a cyano group
• R a is a hydrogen atom
• R b is a phenyl or 1-phenylethyl group in which the phenyl nucleus in each case by the radicals R 1 and R 2 is substituted, wherein
• R 1 and R 2 which may be the same or different, each represents a hydrogen, fluorine, chlorine or bromine atom,
• a -C. 4 alkyl, C 2 - 5 alkenyl or C 2 - 5 alkynyl group represents,
• A is an oxygen atom or an imino group
• B is a bond or a carbonyl group
• C is a methylene, ethylene or ethenylene group
• n one of the numbers 0 or 1
• D is a di (C 1 -C 4) alkylamino group in which the alkyl moieties may be identical or different,
• N- (C ⁇ -4- alkyl) -N- (C 2-4 -alkyl) -amino group in which the alkyl moieties in the ⁇ -, ⁇ - or ⁇ -position to the nitrogen atom of the amino group may optionally be substituted by the radical R 3 can, being
• R 3 is a -C 3 -alkoxy or -C. 3- alkoxycarbonyl group
• R c is a hydrogen atom, a C ⁇ - 4 -alkoxy-C ⁇ -4-alkoxy, C- alkoxy, C4 7 cycloalkoxy, or Cs ⁇ cycloalkyl-Ci ⁇ alkoxy group in which the cycloalkyl moiety in each case by a C ⁇ _ 3- alkyl or C 3-alkoxy group may be substituted, a 3-pyrrolidinyloxy, 2-pyrrolidinyl-C ⁇ -3 -alkyloxy, 3-pyrrolidinyl -C. 3 -alkyloxy, 3-piperidinyloxy, 4-piperidinyloxy, 2-piperidinyl C ⁇ .
• R ⁇ is optionally substituted by one or two C ⁇ _ 2 alkyl groups substituted 2-oxo-tetrahydrofuranyl, 2-oxo-tetrahydropyranyl, 2-oxo-1, 4-dioxanyl or 2-oxo-4- (C ⁇ - 4- alkyl ) -morpholinyl group,
• Another object of the present invention is a method for the treatment of
• Respiratory and pulmonary diseases associated with increased or altered mucus production e.g. in respiratory diseases of the respiratory tract such as acute bronchitis, chronic bronchitis, chronic obstructive bronchitis (COPD), asthma, bronchiectasis, allergic or non-allergic rhinitis or sinusitis, cystic fibrosis, 1-antitrypsin deficiency, or cough, emphysema, pulmonary fibrosis and hyperreactive airways,
• respiratory diseases of the respiratory tract such as acute bronchitis, chronic bronchitis, chronic obstructive bronchitis (COPD), asthma, bronchiectasis, allergic or non-allergic rhinitis or sinusitis, cystic fibrosis, 1-antitrypsin deficiency, or cough, emphysema, pulmonary fibrosis and hyperreactive airways,
• inflammatory diseases of the gastrointestinal tract and the bile ducts and gall bladder associated with impaired activity of the tyrosine kinases e.g. in acute or chronic inflammatory conditions, such as cholecystitis, Crohn's disease, ulcerative colitis and ulcers and polyposis in the gastrointestinal tract or as they occur in diseases of the gastrointestinal tract, which are associated with increased secretion such as M. Menetrier, secreting adenomas and protein loss syndromes,
• inflammatory diseases of the joints such as rheumatoid arthritis, inflammatory diseases of the skin, eyes, in inflammatory pseudopolyps, as well as in colitis cystica profunda and in pneumatosis cystoides intestinales,
• Preferred and particularly preferred embodiments of the method according to the invention correspond in terms of the compounds and the indications to the embodiments mentioned above for the use according to the invention.
• the compounds mentioned in dosages of 0.001-10 mg / kg body weight, preferably at 0.01-1, 5 mg / kg are used, wherein the administration is expediently 1 to 3 times a day.
• the active ingredients may be administered orally, buccally, parenterally, by inhalation nebulization, rectally or topically.
• Parenteral administration may include subcutaneous, intravenous, and intramuscular injections and infusion techniques.
• customary administration forms can be used, for example those mentioned in the abovementioned administration forms cited above for the active substances.
• the active ingredients optionally in combination with other active substances, together with one or more inert conventional carriers and / or diluents, e.g.
• lactose 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 its suitable mixtures, in common pharmaceutical preparations such as tablets, dragees, capsules, powders, suspensions or suppositories.
• the active ingredients may be administered orally in a wide variety of different dosage forms, for example, together with various pharmaceutically acceptable inert carriers in the form of tablets, capsules, troches, cookies, hard candies, powders, vaporizers, aqueous suspensions, elixirs, syrups and the like be formulated.
• Such carriers include, for example, solid diluents or fillers, sterile aqueous media, and various non-toxic organic solvents.
• such oral formulations are suitably sweetened and / or flavored by means of various agents commonly used for this purpose.
• the active ingredients are present in such oral dosage forms with concentration levels ranging from about 0.5% to about 90% by weight of the total composition, in amounts sufficient to provide the desired dosage units.
• Other suitable dosage forms for the active agents include controlled release formulations and devices well known to those skilled in the art.
• solutions of the active ingredients in sesame or peanut oil or in aqueous propylene glycol are useful as well as sterile aqueous solutions of the corresponding pharmaceutically acceptable salts.
• aqueous solutions should be suitably buffered if necessary and the liquid diluent made isotonic with sufficient salt or glucose.
• these particular aqueous solutions are particularly suitable for the purpose of intravenous, intramuscular and subcutaneous injections.
• the sterile aqueous media used are readily available by conventional techniques well known to those skilled in the art.
• the dosage form of the particular compound or compounds may include, for example, solutions, lotions, ointments, creams, gels, suppositories, sustained rate release formulations, and devices thereto.
• dosage forms include the particular compound (s) and may include ethanol, water, penetrant, and inert carriers such as gel generators, mineral oil, emulsifiers, benzyl alcohol and the like.
• Inhaled administration takes place in the form of powder formulations with lactose and other excipients or in the form of aqueous solutions as aerosol.
• the inhalable powders which can be used in the context of the use according to the invention may contain the active ingredient or the active ingredient combination either alone or in admixture with suitable physiologically acceptable auxiliaries.
• physiologically acceptable excipients can be used to prepare these inhalable powders according to the invention: 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
• lactose monohydrate is used as excipient.
• the propellant-containing inhalable inhalation aerosols which can be used in the context of the inventive use can dissolve the active ingredient or the active ingredient combination in the propellant gas or contain it 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.
• Particularly preferred propellant gases are fluorinated alkane derivatives selected from TG134a (1,1,1,2-tetrafluoroethane), TG227 (1,1,1,3,3,3,3-heptafluoropropane) and mixtures thereof.
• the 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 adjusting agents. All of these ingredients are known in the art.
• the inhalative administration of the active compound according to the invention or the active ingredient combination in the form of propellant-free solutions or suspensions come as a solvent aqueous or alcoholic, preferably ethanolic solutions into consideration.
• the solvent may be water only or it may be 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% by volume, in particular up to 60% by volume and more preferably up to 30% by volume. The remaining volume percentages are filled up with water.
• the solutions or suspensions containing the active ingredient or combination of active ingredients are optionally 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;
• inorganic acids are hydrochloric acid, hydrobromic acid, nitric acid, sulfuric acid and / or phosphoric acid.
• 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.
• ascorbic acid, fumaric acid and citric acid are preferable.
• mixtures of said acids may also be employed, particularly in the case of acids which, in addition to their acidification properties, also possess other properties, e.g. as flavorants, antioxidants or complexing agents, such as citric acid or ascorbic acid.
• Hydrochloric acid is particularly preferably used according to the invention for adjusting the pH.
• the compounds of the general formula (I) and their salts have valuable properties, in particular an antiinflammatory effect.
• E 4 - [(3-chloro-4-fluoro-phenyl) -amino] -6 - ( ⁇ 4- [bis (2-methoxyethyl) -amino] -1-oxo-2-buten-1-yl ⁇ -amino ) -7-cyclopropylmethoxy-quinazoline,
• G 4 - [(3-chloro-4-fluoro-phenyl) -amino] -6- [2 - ((S) -6-methyl-2-oxo-morpholin-4-yl) -ethoxy] -7-methoxy -quinazoline,
• H 4 - [(3-chloro-4-fluoro-phenyl) -amino] -6 - ⁇ [4 - ((S) -2-methoxymethyl-6-oxo-morpholin-4-yl) -1-oxo-2 buten-1-yl] amino ⁇ -7-cyclopropylmethoxy-quinazoline,
• K 4 - [(R) - (1-phenylethyl) amino] -6 - ⁇ [4- (N, N-bis (2-methoxyethyl) amino] -1-oxo-2-butene 1 -ylamino ⁇ -7-cyclopropylmethoxyquinazoline,
• Test 1 Inhibition of the smoke-induced accumulation of granulocytes in the lung tissue
• Pulmonary indications Inhibition of the cigarette smoke-induced influx of neutrophilic granulocytes into the lung tissue by the EGF receptor kinase inhibitor 4 - [(3-chloro-4-fluorophenyl) amino] -6- [2 - ((S) -6- methyl-2-oxo-morpholin-4-yl) -ethoxy] -7-methoxy-quinazoline.
• mice Male rats (strain: Sprague-Dawley) weighing 250-300 g were exposed to the smoke of 8 cigarettes per day for 5 days.
• the animals in which with 4 - [(3-chloro-4-fluoro-phenyl) -amino] -6- [2 - ((S) -6-methyl-2-oxo-morpholin-4-yl) -ethoxy] - 7-methoxy-quinazoline (Compound A) -treated group received intratracheal administration of 0.03 or 0.1 mg / kg of Compound A in a volume of 0.05 ml daily 30 min before the onset of smoking exposure under anesthesia with isoflurane.
• Test 2 Demonstration of a general anti-inflammatory mode of action
• Inhibitor 4 [(3-chloro-4-fluoro-phenyl) -amino] -6 - [(4-dimethylamino-cyclohexyl) -amino] -pyrimido [5,4-d] pyrimidine (Compound N).
• MPO myeloperoxidase
• the homogenates were centrifuged off at 15700 g in an Eppendorf bench centrifuge for 5 min at room temperature. From the supernatant, 50 ml was taken and mixed with 250 ml of phosphate buffer (50 mmol / l) containing 0.197 mg / ml of O-dianisidine dihydrochloride. After a 10 minute incubation at room temperature, absorption was measured with a spectrophotometer at a wavelength of 450 nm.
• Intradermal injection of zymosan resulted in a marked increase in tissue MPO activity.
• Treatment of the animals with the EGFR kinase inhibitor 4- [(3-chloro-4-fluoro-phenyl) -amino] -6 - [(4-dimethylamino-cyclohexyl) -amino] -pyrimido [5,4-diphyridine] significantly inhibited this increase ( p ⁇ 0.005) to 60%.
• the reaction is mixed with water and methylene chloride and made alkaline with sodium hydroxide solution.
• the separated aqueous phase is extracted again with methylene chloride and a little methanol.
• the combined organic extracts are washed with water, dried and concentrated. There remains a yellow resin, which is chromatographed on a silica gel column with methylene chloride / methanol (98: 2) as the eluent.
• the desired product is stirred with a little te / iButylmethyether, the finely crystalline precipitate is filtered off, washed with feft butyl methyl ether and dried at 50 ° C in a vacuum.
• Example 3 Analogously to Example 3, the following compounds are obtained: (1) 4 - [(3-chloro-4-fluoro-phenyl) -amino] -6 - ⁇ [4- (morpholin-4-yl) -1-oxo-2-buten-1-yl] -amino ⁇ - 7-cyclopropylmethoxy-quinazoline
• the crude product is then taken up in 10 ml of methylene chloride and, with ice bath cooling, within five minutes to a mixture of 1.0 g of 6-amino-4- [(3-methylphenyl) amino] -7-methoxy-quinazoline and 2.0 ml of Hünig base in the 50th ml of tetrahydrofuran was added dropwise.
• the reaction mixture is stirred for two hours under ice-bath cooling and for a further two hours at room temperature.
• 6.7 ml of Hünig base 5.48 g of sarcosine ethyl ester hydrochloride and 3 ml of dimethylformamide are added and the whole is stirred overnight at room temperature.
• reaction mixture is in a Cooled ice water bath, mixed with 75 ml of ethyl acetate and 25 ml of saturated sodium bicarbonate solution and stirred vigorously for 10 minutes.
• the organic phase is separated, washed with saturated sodium bicarbonate solution and saturated sodium chloride solution and dried over magnesium sulfate.
• the solvent is distilled off in vacuo, leaving a brownish foam.
• reaction mixture is diluted with ethyl acetate and washed with saturated sodium bicarbonate solution and saturated sodium chloride solution.
• the organic phase is dried over magnesium sulfate and concentrated in vacuo.
• the flask residue is stirred with diethyl ether and filtered with suction.
• the title compound is obtained as a white solid. Yield: 280 mg (85% of theory), m.p .: 190 ° C
• the crude bromocrotonic acid chloride is taken up in 30 ml of methylene chloride and, with ice-bath cooling, to a solution of 7.00 g of 4 - [(3-chloro-4-fluorophenyl) amino] -6-amino-7-cyclopropylmethoxy-quinazoline and 10.20 ml Hünigbase added dropwise in 150 ml of tetrahydrofuran.
• the reaction mixture is stirred for about 1.5 hours under ice-bath cooling and for a further two hours at room temperature.
• 5.20 g of N- (2-methoxy-ethyl) -N-methyl-amine are added and the reaction mixture is stirred overnight at room temperature.
• FIG. 1 describes the inhibition of the smoke-induced accumulation of neutrophilic granulocytes.
• Figure 2 describes the inhibition of zymosan-induced neutrophil influx at the mouse ear.

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