WO2000011002A1 - 9-dialkylaminopurinon-derivate - Google Patents
9-dialkylaminopurinon-derivate Download PDFInfo
- Publication number
- WO2000011002A1 WO2000011002A1 PCT/EP1999/005908 EP9905908W WO0011002A1 WO 2000011002 A1 WO2000011002 A1 WO 2000011002A1 EP 9905908 W EP9905908 W EP 9905908W WO 0011002 A1 WO0011002 A1 WO 0011002A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- carbon atoms
- chain
- straight
- branched alkyl
- formula
- Prior art date
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- 239000003814 drug Substances 0.000 claims abstract description 9
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims abstract description 7
- 201000010099 disease Diseases 0.000 claims abstract description 5
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- 125000004432 carbon atom Chemical group C* 0.000 claims description 53
- -1 nitro, carboxy Chemical group 0.000 claims description 32
- 125000000217 alkyl group Chemical group 0.000 claims description 29
- 150000001875 compounds Chemical class 0.000 claims description 20
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 16
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- 238000000034 method Methods 0.000 claims description 13
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- 125000000640 cyclooctyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])C1([H])[H] 0.000 description 1
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- 125000003754 ethoxycarbonyl group Chemical group C(=O)(OCC)* 0.000 description 1
- AYHIIZSBWKSPJI-UHFFFAOYSA-N ethyl 2-[4-(dimethylamino)phenyl]acetate Chemical compound CCOC(=O)CC1=CC=C(N(C)C)C=C1 AYHIIZSBWKSPJI-UHFFFAOYSA-N 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
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- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000005928 isopropyloxycarbonyl group Chemical group [H]C([H])([H])C([H])(OC(*)=O)C([H])([H])[H] 0.000 description 1
- 150000003893 lactate salts Chemical class 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
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- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- MLHBZVFOTDJTPK-UHFFFAOYSA-N n-methyl-3-phenylpropan-1-amine Chemical compound CNCCCC1=CC=CC=C1 MLHBZVFOTDJTPK-UHFFFAOYSA-N 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000006252 n-propylcarbonyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C(*)=O 0.000 description 1
- YZMHQCWXYHARLS-UHFFFAOYSA-N naphthalene-1,2-disulfonic acid Chemical compound C1=CC=CC2=C(S(O)(=O)=O)C(S(=O)(=O)O)=CC=C21 YZMHQCWXYHARLS-UHFFFAOYSA-N 0.000 description 1
- 230000001452 natriuretic effect Effects 0.000 description 1
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- 238000007911 parenteral administration Methods 0.000 description 1
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- 229940049953 phenylacetate Drugs 0.000 description 1
- 239000002571 phosphodiesterase inhibitor Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
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- 125000005936 piperidyl group Chemical group 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 1
- LUMVCLJFHCTMCV-UHFFFAOYSA-M potassium;hydroxide;hydrate Chemical compound O.[OH-].[K+] LUMVCLJFHCTMCV-UHFFFAOYSA-M 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- OGHBATFHNDZKSO-UHFFFAOYSA-N propan-2-olate Chemical compound CC(C)[O-] OGHBATFHNDZKSO-UHFFFAOYSA-N 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 230000035176 regulation of the force of heart contraction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 210000000813 small intestine Anatomy 0.000 description 1
- 210000002460 smooth muscle Anatomy 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000004960 subcellular localization Effects 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 239000003826 tablet Substances 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000005931 tert-butyloxycarbonyl group Chemical group [H]C([H])([H])C(OC(*)=O)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- GKASDNZWUGIAMG-UHFFFAOYSA-N triethyl orthoformate Chemical compound CCOC(OCC)OCC GKASDNZWUGIAMG-UHFFFAOYSA-N 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/26—Heterocyclic compounds containing purine ring systems with an oxygen, sulphur, or nitrogen atom directly attached in position 2 or 6, but not in both
- C07D473/28—Oxygen atom
- C07D473/30—Oxygen atom attached in position 6, e.g. hypoxanthine
Definitions
- the present invention relates to 9-dialkylaminopurinone derivatives, a process for their preparation and their use in medicaments, in particular for the treatment of cardiovascular and cerebrovascular diseases, peripheral vascular diseases and diseases of the genitourinary system.
- the compounds according to the invention are potent inhibitors of either one or more of the cyclic guanosine 3 ', 5'-monophophate metabolizing
- Phosphodiesterases (cGMP -PDE's). According to the nomenclature of Beavo and Reifsnyder (Trends in Pharmacol. Sci. 11, 150-155, 1990), the phosphodiesterase isoenzymes PDE-I, PDE-II and PDE-V are concerned.
- cGMP concentration can lead to curative, anti-aggregatory, anti-thrombotic, anti-proliferative, anti-vasospastic, vasodilating, natriuretic and diuretic effects. It can affect short or long-term modulation of vascular and cardiac inotropy, cardiac rhythm and cardiac conduction (JC Stoclet, T. Keravis, N. Komas and C. Kugnier, Exp. Opin. Invest. Drugs (1995), 4 (11 ), 1081-1100).
- the present invention now relates to 9-dialkylaminopurinone derivatives of the general formula (I)
- Rl and R ⁇ are the same or different and represent straight-chain or branched alkyl having up to 8 carbon atoms, which is optionally substituted by aryl having 6 to 10 carbon atoms, or
- Rl and R ⁇ together with the nitrogen atom form a 5- to 7-membered, saturated heterocycle which may contain a further heteroatom from the series S, O or a radical of the formula -NR-,
- R ⁇ is hydrogen, phenyl or straight-chain or branched alkyl having up to 4 carbon atoms,
- A represents aryl having 6 to 10 carbon atoms or a 5- to 6-membered aromatic heterocycle having up to 3 heteroatoms from the series S, N and / or O, which may be up to 3 times identical or different from halogen, Hydroxy, nitro, trifluoromethyl, carboxy, straight-chain or branched alkyl, alkoxy or alkoxycarbonyl each having up to 6 carbon atoms or are substituted by a group of the formula - (D) a -NR4R5,
- a represents a number 0 or 1
- D represents a radical of the formula -CO- or -SO2-
- R4 and R $ are identical or different and denote hydrogen, straight-chain or branched alkyl having up to 4 carbon atoms, or
- R4 has the meaning given above
- R5 is a radical of the formula
- R ⁇ and R ⁇ together with the nitrogen atom form a 5- to 7-membered, saturated heterocycle which may optionally contain a further heteroatom from the series -S, -O or a radical of the formula -NR6,
- R6 is hydrogen, straight-chain or branched alkyl, alkoxy or alkoxycarbonyl each having up to 4 carbon atoms, hydroxyl or carboxyl,
- heterocycle is optionally, also via a carbon atom, additionally 1 to 2 times the same or differently substituted by the radicals listed above under R "or by a group of the formula -NR 7 R 8 , wo ⁇ n
- R? and R 8 are the same or different and are hydrogen or straight-chain or branched alkyl having up to 4 carbon atoms
- the substances according to the invention can also be present as salts.
- Physiologically acceptable salts are preferred in the context of the invention.
- Physiologically acceptable salts can be salts of the compounds according to the invention with inorganic or organic acids. Salts with inorganic acids such as hydrochloric acid, hydrobromic acid,
- Phosphoric acid or sulfuric acid or salts with organic carboxylic or sulfonic acids such as, for example, acetic acid, maleic acid, fumaric acid, malic acid, citric acid, tartaric acid, lactic acid, benzoic acid, or methanesulfonic acid, ethanesulfonic acid, phenylsulfonic acid, toluenesulfonic acid or naphthalenedisulfonic acid.
- organic carboxylic or sulfonic acids such as, for example, acetic acid, maleic acid, fumaric acid, malic acid, citric acid, tartaric acid, lactic acid, benzoic acid, or methanesulfonic acid, ethanesulfonic acid, phenylsulfonic acid, toluenesulfonic acid or naphthalenedisulfonic acid.
- Physiologically acceptable salts can also be metal or ammonium salts of the compounds according to the invention.
- Sodium, potassium, magnesium or calcium salts and also ammonium salts derived from ammonia, or organic amines, such as ethylamine, di- or triethylamine, di- or triethanolamine, dicyclohexylamine, dimethylaminoethanol, arginine, lysine, Ethylenediamine or 2-phenylethylamine.
- the invention relates to both the antipodes and the racemic forms as well as the diastereomer mixtures. Like the diastereomers, the racemic forms can be separated into the stereoisomerically uniform constituents in a known manner.
- Cycloalkyl having 3 to 8 carbon atoms in the context of the invention stands for cyclopropyl, cyclopentyl, cyclobutyl, cyclohexyl, cycloheptyl or cyclooctyl. The following may preferably be mentioned: cyclopropyl, cyclopentyl and cyclohexyl.
- Aryl having 6 to 10 carbon atoms is generally aromatic
- aryl radicals are phenyl and naphthyl.
- alkyl having up to 6 carbon atoms represents a straight-chain or branched alkyl radical having 1 to 6 carbon atoms.
- a straight-chain or branched alkyl radical having 1 to 4 carbon atoms is preferred.
- a straight-chain or branched alkyl radical having 1 to 3 carbon atoms is particularly preferred. Examples include: methyl, ethyl, n-propyl, isopropyl, tert-butyl, n-pentyl and n-hexyl.
- alkoxy having up to 6 carbon atoms represents a straight-chain or branched alkoxy radical having 1 to 6 carbon atoms.
- a straight-chain or branched alkoxy radical having 1 to 4 carbon atoms is preferred.
- a straight-chain or branched alkoxy radical having 1 to 3 carbon atoms is particularly preferred. Examples include: methoxy, ethoxy, n-
- alkoxycarbonyl having up to 6 carbon atoms represents a straight-chain or branched alkoxycarbonyl radical having 1 to 6 carbon atoms.
- a straight-chain or branched alkoxycarbonyl radical having 1 to 4 carbon atoms is preferred.
- a straight-chain or branched is particularly preferred Alkoxycarbonylrest with 1 to 3 carbon atoms. Examples include: methoxycarbonyl, ethoxycarbonyl, n-propoxycarbonyl, isopropoxycarbonyl and tert-butoxycarbonyl.
- acyl having up to 6 carbon atoms represents a straight-chain or branched acyl radical having 1 to 6 carbon atoms.
- a straight-chain or branched acyl radical having 1 to 4 carbon atoms is preferred.
- a straight-chain or branched acyl radical having 1 to 3 carbon atoms is particularly preferred. Examples include: acetoxy, ethylcarbonyl or n-propylcarbonyl.
- Heterocycle in the context of the invention generally represents an aromatic, optionally benzocondensed or unsaturated 5- to 7-membered, preferably 5- to 6-membered, heterocycle of up to 3 heteroatoms from the series S, N and / or may contain O, or for a 5- to 6-membered, saturated heterocycle which may optionally contain a further heteroatom from the S or O series.
- Examples include: pyridine, pyrimidyl, piperazinyl, thienyl, furyl, morpholinyl, pyrrolidinyl, piperazinyl or piperidyl. Pyridine, thienyl, morpholinyl and piperidinyl are preferred.
- Halogen in the context of the invention generally represents fluorine, chlorine, bromine and iodine. Fluorine, chlorine and bromine are preferred. Fluorine and chlorine are particularly preferred.
- Rl and R ⁇ are identical or different and represent straight-chain or branched alkyl having up to 7 carbon atoms, which is optionally substituted by phenyl,
- Rl and R ⁇ together with the nitrogen atoms form a pyrrolidinyl, piperazinyl or piperidinyl ring which are optionally substituted, also via a nitrogen atom, by phenyl or by straight-chain or branched alkyl having up to 3 carbon atoms,
- A represents phenyl, naphthyl or pyridyl, which may be up to 3 times the same or different by fluorine, chlorine, bromine, trifluoromethyl, hydroxy,
- a represents a number 0 or 1
- D represents a radical of the formula -CO- or -SO2-
- R4 and R5 are the same or different and are hydrogen, straight-chain or branched alkyl having up to 3 carbon atoms,
- R4 has the meaning given above, and
- R ⁇ is a residue of the formula
- R4 and R ⁇ together with the nitrogen atoms form a morpholine, pyrrolidinyl, piperidinyl, piperazinyl, N-methylpiperidinyl or N-methylpiperazinyl ring, which are optionally additionally 1 to 2 times, the same or different, by straight-chain or branched alkyl, alkoxy or Alkoxcarbonyl are each substituted with up to 3 carbon atoms, hydroxy, amino or carboxy,
- R 1 represents methyl or ethyl
- R2 represents straight-chain or branched alkyl having up to 7 carbon atoms, which is optionally substituted by phenyl,
- A represents phenyl or pyridyl, which may optionally be up to 2 times identical or different by fluorine, chlorine, bromine, hydroxyl, straight-chain or branched alkyl or alkoxy each having up to 3 carbon atoms or by a group of the formula - (D) a - NR4R5 are substituted,
- a represents a number 0 or 1
- D represents a radical of the formula -CO- or -SO2-
- R4 and R5 are the same or different and are hydrogen, methyl or ethyl
- R 4 has the meaning given above
- R5 is a radical of the formula
- R4 and R ⁇ together with the nitrogen atoms form a morpholine, pyrrolidinyl, piperidinyl, piperazinyl, N-methylpiperidinyl or N-methylpiperazinyl ring,
- R 7 represents straight-chain or branched alkyl having up to 5 carbon atoms
- Low molecular weight alcohols such as, for example, methanol, ethanol, propanol or isopropanol, are suitable as solvents, ethanol being preferred.
- Suitable bases for the process are alcoholates, such as, for example, sodium methanolate, ethanolate, isopropoxide or potassium tert-butoxide. Sodium methanolate is preferred.
- the base is used in an amount of 2 to 8 mol, preferably from 3 mol to 6 mol, in each case based on 1 mol of the compounds of the general formula (II).
- the process is generally in a temperature range from 0 ° C to
- + 180 ° C preferably from + 30 ° C to + 150 ° C.
- the process steps according to the invention are generally carried out at normal pressure. However, it is also possible to work at overpressure or underpressure (e.g. in a range from 0.5 to 5 bar).
- the compounds of the general formula (II) are new and can be prepared in a manner known per se by reacting aminocyanoacetamide with trimethyl or triethyl orthoformate and the reaction product in a second step with compounds of the general formula (IV)
- ethers such as diethyl ether, dioxane, tetrahydrofuran, glycol dimethyl ether, or hydrocarbons such as benzene, toluene, xylene, hexane, cyclohexane or petroleum fractions, or halogenated hydrocarbons such as dichloromethane, trichloromethane, tetrachloromethane, dichlorethylene, trichlorethylene or chlorine benzene, or ethyl acetate, dimethylformamide, hexamethylphosphoric triamide, acetonitrile, acetone, dimethoxyethane, or alcohols, such as methanol, ethanol or isopropanol or pyridine. It is also possible to use mixtures of the solvents mentioned. Acetonitrile and pyridine are particularly preferred.
- the process according to the invention is generally carried out in a temperature range from 0 ° C. to + 180 ° C., preferably from + 30 ° C. to + 150 ° C.
- the process steps according to the invention are generally carried out at normal pressure. However, it is also possible to work at overpressure or underpressure (e.g. in a range from 0.5 to 5 bar).
- the differentiated expression of the phosphodiesterases in different cells, tissues and organs, as well as the differentiated subcellular localization of these enzymes, in conjunction with the selective inhibitors according to the invention, enable selective addressing of the various processes regulated by cGMP.
- the compounds according to the invention enhance the action of substances such as EDRF (endothelium derived relaxing factor), ANP (atrial natriuretic peptide), nitrovasodilators and all other substances which increase the cGMP concentration in a manner other than phosphodiesterase inhibitors. They can therefore be used in medicines for the treatment of cardiovascular diseases such as for the treatment of high blood pressure, neuronal hypertension, stable and unstable angina, peripheral and cardiac vascular diseases, of arrhythmias, for the treatment of thromboembolic diseases and
- Ischemias such as myocardial infarction, stroke, transistoric and ischemic attacks, angina pectoris, peripheral circulatory disorders, prevention of restenosis after thrombolysis therapy, percutaneous transluminal angioplasty (PTA), percutaneous transluminal coronary angioplasty (PTCA) and bypass are used. Furthermore, they can also be important for cerebrovascular diseases.
- PTA percutaneous transluminal angioplasty
- PTCA percutaneous transluminal coronary angioplasty
- PDE phosphorus diesterases
- the c-GMP stimulable PDE II, the c-GMP inhibitable PDE III and the cAMP-specific PDE IV were isolated from either porcine or bovine myocardium.
- the Ca 2+ -calmodulin stimulable PDE I was isolated from pig aorta, pig brain or preferably from bovine aorta.
- the c-GMP specific PDE V was obtained from pig small intestine, pig aorta, human platelets and preferably from bovine aorta.
- the purification was carried out by anion exchange chromatography on MonoQ R Pharmacia, essentially using the method of M. Hoey and Miles D. Houslay, Biochemical Pharmacology, Vol. 40, 193-202 (1990) and C.
- the enzyme activity is determined in a test batch of 100 ⁇ l in 20 mM Tris / HCl buffer pH 7.5 which contains 5 mM MgCl 2 , 0.1 mg / ml bovine serum albumin and either 800 Bq 3 HcAMP or 3 HcGMP.
- the final concentration of the corresponding nucleotides is 10 "6 mol / 1.
- the reaction is carried out by adding the enzyme started, the amount of enzyme is such that about 50% of the substrate is converted during the incubation period of 30 min.
- the cGMP-stimulatable PDE II is used as the substrate 3 HcAMP and the projection 10 "6 mol / 1 unlabelled cGMP were added.
- the reaction mixture will still CaCl 2 1 uM and calmodulin 0
- the reaction is stopped by adding 100 ⁇ l of acetonitrile, which contains 1 mM cAMP and 1 mM AMP, 100 ⁇ l of the reaction mixture are separated on HPLC and the cleavage products are determined “online” using a flow scintillation counter the substance concentration at which the reaction rate is reduced by 50% was measured
- the "Phosphodiesterase [ 3 H] cAMP-SPA enzyme assay” and the “Phosphodiesterase [ 3 H] cGMP-SPA enzyme assay” from Amersham Life Science were tested The test was carried out according to the test protocol specified by the manufacturer, and the [ 3 H] cAMP SPA assay was used to determine the activity of the PDE2 Set 10 "6 M cGMP was added to activate the enzyme.
- Calmodulin 10 "7 M and CaCl 2 l ⁇ M were added to the
- the inhibition of one or more phosphodiesterases of this type leads to an increase in the cGMP concentration. This makes the connections interesting for all therapies in which an increase in the cGMP concentration can be assumed to be beneficial.
- the new active ingredients and their physiologically acceptable salts can be converted in a known manner into the customary formulations, such as tablets, dragées, pills, granules, aerosols, syrups, emulsions, suspensions and solutions , using inert, non-toxic, pharmaceutically acceptable carriers or solvents.
- the therapeutically active compound should in each case be present in a concentration of about 0.5 to 90% by weight of the total mixture, i.e. in amounts sufficient to achieve the dosage range indicated.
- the formulations are prepared, for example, by stretching the active ingredients with solvents and / or carriers, optionally using emulsifiers and / or dispersants, e.g. in the case of the use of water as a diluent, organic solvents can optionally be used as auxiliary solvents.
- the application is carried out in the usual way, preferably orally, transdermally or parenterally, for example perlingually, buccally, intravenously, nasally, rectally or by inhalation.
- doses of 0.001 to 50 mg / kg are expediently administered in the case of oral administration.
- a dosage of 0.001 mg / kg to 0.5 mg / kg is advisable.
- the compounds according to the invention are also suitable for use in veterinary medicine.
- the compounds or their non-toxic salts can be administered in a suitable formulation in accordance with general veterinary practices.
- the veterinarian can determine the type of application and the dosage according to the type of animal to be treated.
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU55152/99A AU5515299A (en) | 1998-08-24 | 1999-08-11 | 9-dialkylamino purinone derivatives |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19838300.2 | 1998-08-24 | ||
DE1998138300 DE19838300A1 (de) | 1998-08-24 | 1998-08-24 | 9-Dialkylaminopurinon-derivate |
Publications (1)
Publication Number | Publication Date |
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WO2000011002A1 true WO2000011002A1 (de) | 2000-03-02 |
Family
ID=7878466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/EP1999/005908 WO2000011002A1 (de) | 1998-08-24 | 1999-08-11 | 9-dialkylaminopurinon-derivate |
Country Status (3)
Country | Link |
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AU (1) | AU5515299A (de) |
DE (1) | DE19838300A1 (de) |
WO (1) | WO2000011002A1 (de) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001041807A3 (en) * | 1999-12-10 | 2002-02-14 | Vivus Inc | Transmucosal composition containing a phosphodiesterase inhibitors for the treatment of erectile dysfunction |
US6403597B1 (en) | 1997-10-28 | 2002-06-11 | Vivus, Inc. | Administration of phosphodiesterase inhibitors for the treatment of premature ejaculation |
US7053089B2 (en) | 2001-02-23 | 2006-05-30 | Merck & Co., Inc. | N-substituted nonaryl-heterocyclic NMDA/NR2B antagonists |
JP2007515490A (ja) * | 2003-12-22 | 2007-06-14 | アムジェン インコーポレーティッド | アリールスルホンアミド化合物およびそれに関連する使用法 |
US7259157B2 (en) | 2001-04-03 | 2007-08-21 | Merck & Co., Inc. | N-substituted nonaryl-heterocyclo amidyl NMDA/NR2B Antagonists |
US10981916B2 (en) | 2016-12-28 | 2021-04-20 | Dart Neuroscience, Llc | Substituted pyrazolopyrimidinone compounds as PDE2 inhibitors |
US11434247B1 (en) | 2017-11-27 | 2022-09-06 | Dart Neuroscience Llc | Substituted furanopyrimidine compounds as PDE1 inhibitors |
Citations (2)
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WO1994000453A1 (en) * | 1992-06-26 | 1994-01-06 | Pfizer Limited | Purinone antianginal agents |
EP0722943A1 (de) * | 1995-01-19 | 1996-07-24 | Bayer Ag | 9-substituierte 2-(2-n-Alkoxyphenyl)-purin-6-one |
-
1998
- 1998-08-24 DE DE1998138300 patent/DE19838300A1/de not_active Withdrawn
-
1999
- 1999-08-11 WO PCT/EP1999/005908 patent/WO2000011002A1/de active Search and Examination
- 1999-08-11 AU AU55152/99A patent/AU5515299A/en not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO1994000453A1 (en) * | 1992-06-26 | 1994-01-06 | Pfizer Limited | Purinone antianginal agents |
EP0722943A1 (de) * | 1995-01-19 | 1996-07-24 | Bayer Ag | 9-substituierte 2-(2-n-Alkoxyphenyl)-purin-6-one |
Non-Patent Citations (3)
Title |
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C. TEMPLE ET AL.: "Synthesis of potential antimalarial agents. The preparation of 6-substituted 9-{[4-(diethylamino)-1-methylbutyl]amino}-9H-purines", JOURNAL OF HETEROCYCLIC CHEMISTRY., vol. 5, no. 5, 1968, HETEROCORPORATION. PROVO., US, pages 711 - 713, XP002123576, ISSN: 0022-152X * |
J.A. MONTGOMERY ET AL.: "Synthesis of potential anticancer agents. 9-Aminohypoxanthine and related compounds", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY., vol. 82, 1960, AMERICAN CHEMICAL SOCIETY, WASHINGTON, DC., US, pages 4592 - 4596, XP002123577, ISSN: 0002-7863 * |
M.R. HARNDEN ET AL.: "Pyrrolidine analogues of 2',3'-dideoxynucleodides:synthesis via 9-aminopurines and 1-aminopyrimidines", JOURNAL OF THE CHEMICAL SOCIETY, PERKIN TRANSACTIONS 1., vol. 9, 1991, CHEMICAL SOCIETY. LETCHWORTH., GB, pages 2073 - 2079, XP002123578, ISSN: 0300-922X * |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6403597B1 (en) | 1997-10-28 | 2002-06-11 | Vivus, Inc. | Administration of phosphodiesterase inhibitors for the treatment of premature ejaculation |
US6548490B1 (en) | 1997-10-28 | 2003-04-15 | Vivus, Inc. | Transmucosal administration of phosphodiesterase inhibitors for the treatment of erectile dysfunction |
WO2001041807A3 (en) * | 1999-12-10 | 2002-02-14 | Vivus Inc | Transmucosal composition containing a phosphodiesterase inhibitors for the treatment of erectile dysfunction |
US7053089B2 (en) | 2001-02-23 | 2006-05-30 | Merck & Co., Inc. | N-substituted nonaryl-heterocyclic NMDA/NR2B antagonists |
US7259157B2 (en) | 2001-04-03 | 2007-08-21 | Merck & Co., Inc. | N-substituted nonaryl-heterocyclo amidyl NMDA/NR2B Antagonists |
JP2007515490A (ja) * | 2003-12-22 | 2007-06-14 | アムジェン インコーポレーティッド | アリールスルホンアミド化合物およびそれに関連する使用法 |
US10981916B2 (en) | 2016-12-28 | 2021-04-20 | Dart Neuroscience, Llc | Substituted pyrazolopyrimidinone compounds as PDE2 inhibitors |
US11999738B2 (en) | 2016-12-28 | 2024-06-04 | Dart Neuroscience, Llc | Substituted pyrazolopyrimidinone compounds as PDE2 inhibitors |
US11434247B1 (en) | 2017-11-27 | 2022-09-06 | Dart Neuroscience Llc | Substituted furanopyrimidine compounds as PDE1 inhibitors |
US12006325B2 (en) | 2017-11-27 | 2024-06-11 | Dart Neuroscience, Llc | Substituted furanopyrimidine compounds as PDE1 inhibitors |
Also Published As
Publication number | Publication date |
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AU5515299A (en) | 2000-03-14 |
DE19838300A1 (de) | 2000-03-02 |
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