WO2000068231A1 - Dihydrate derive de purine, medicaments le contenant comme principe actif et intermediaire utilise dans sa preparation - Google Patents
Dihydrate derive de purine, medicaments le contenant comme principe actif et intermediaire utilise dans sa preparation Download PDFInfo
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- WO2000068231A1 WO2000068231A1 PCT/JP2000/002952 JP0002952W WO0068231A1 WO 2000068231 A1 WO2000068231 A1 WO 2000068231A1 JP 0002952 W JP0002952 W JP 0002952W WO 0068231 A1 WO0068231 A1 WO 0068231A1
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- group
- substituent
- dihydrate
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- methoxy
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
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- 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
- A61K31/52—Purines, e.g. adenine
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- 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
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- 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
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- 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
-
- 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
- C07D473/36—Sulfur atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/40—Heterocyclic compounds containing purine ring systems with halogen atoms or perhalogeno-alkyl radicals directly attached in position 2 or 6
Definitions
- the present invention relates to a novel dihydrate of a purine derivative having a phosphodiesterase IV inhibitory action, a medicament containing the dihydrate as an active ingredient, and a method for using the medicament.
- the present invention also relates to a compound useful as an intermediate for producing a purine derivative dihydrate.
- Cyclic AMP is an important second messenger involved in airway smooth muscle relaxation and regulation of inflammatory cells, and is degraded by phosphodiesterase (hereinafter abbreviated as “PDE” in the present specification). And becomes inert 5'-AMP. Therefore, it is considered that bronchodilation and anti-inflammatory effects can be achieved by suppressing the degradation of cAMP by PDE and increasing the concentration of cAMP. For this reason, as a therapeutic agent for asthma, chronic obstructive pulmonary disease (hereinafter, abbreviated as “COPD” in the present specification) and Z or other inflammatory diseases, it has an effect of suppressing cAMP degradation. There is increasing interest in having PDE inhibitors.
- PDE IV inhibitors see, for example, Japanese Patent Application Laid-Open Nos. 425,955, 6-504,782, and 7-504 4 2 gazette, Tokuhei Hei 8 — 5 0 13 18 gazette, Tokuhyo 9-1 50 0 3 76 6 compounds etc.), clinical to date It has not yet been applied, and the development of new compounds with PDE IV inhibitory activity is desired. Disclosure of the invention
- the present inventors have conducted intensive studies to provide a novel compound that has a specific inhibitory effect on PDE IV and is useful for treating asthma, COPD and Z or other inflammatory diseases. It has been found that certain purine derivatives have an excellent inhibitory effect on PDE IV (W099Z24.4
- the present inventors have further studied and found a dihydrate of a specific purine derivative having excellent stability, and found an intermediate useful for the production thereof, and completed the present invention. Reached.
- the present invention relates to 4 — [[9 — [(3—cyclopentyloxy)
- the present invention provides a medicament containing the above dihydrate as an active ingredient.
- the medicament is preferably provided as a pharmaceutical composition comprising the above dihydrate and a pharmaceutical additive.
- a prophylactic and / or therapeutic agent for asthma, COPD and Z or other inflammatory diseases Can be used as medicine.
- a use of the above dihydrate for the manufacture of the above medicament a method for treating and preventing or preventing asthma, c OPND and Z or other inflammatory diseases, which comprises the above method.
- a method comprising the step of administering an effective amount of dihydrate to a mammal including human; a PDE IV inhibitor containing the above dihydrate; and 4 — [[9 — [(3—cyclopentyloxy) 4—Methoxy) benzyl] —6,8-dimethylpurin] _2-yl-3—oxypropyl] pyridine N-oxide Anhydrous crystals are treated under hydrous conditions to remove the dihydrate. A method of manufacturing is provided.
- the present invention provides a method for preparing 4 — [[9 — [(3—cyclopentyloxy-14-methoxy) benzyl] -16,8-dimethylpurine] -12-yl
- General formula (I) which is useful as an intermediate for the production of 1-3- (oxypropyl) pyridine N-oxide:
- X is a halogen atom, or one S - (CHJ one A, - SO- (CH 2) m - B, - S 0 2 - (CH 2) m - B - ⁇ S 0 2 - (CH 2 ) m _ B, — OCO— (CH 2 ) m — B, or — OPO (OR) — (CH.) ⁇
- n represents an integer of 0 to 4
- A represents an aromatic hydrocarbon group which may have a substituent or a heterocyclic residue which may have a substituent
- m represents an integer of 0 to 4
- B represents an alkyl group which may have a substituent, an aromatic hydrocarbon group which may have a substituent, or a heterocyclic group which may have a substituent.
- R represents a ring residue, and R represents an alkyl group which may have a substituent).
- the dihydrate of the present invention can be produced, for example, by treating anhydrous crystals obtained by the method of Example 5 of WO99 / 24432 under water-containing conditions.
- the conditions for containing water are not particularly limited.
- a method of dissolving the above-mentioned anhydride crystals in a water-containing organic solvent for example, water-containing isopropyl alcohol
- a relative humidity of 75% or more leave it for several weeks
- add water to the above anhydride heat it under heating (for example, at 70 ° C for about 12 hours), and cool it to room temperature.
- the method for producing the dihydrate of the present invention is not limited to the treatment under the above-mentioned water-containing conditions.
- the dihydrate of the present invention has a specific inhibitory effect on PDEIV and is useful as an active ingredient of a medicament for treating asthma, COPD and Z or other inflammatory diseases. .
- the dihydrate of the present invention is stable and has excellent physicochemical properties as an active ingredient of a drug.
- the dihydrate of the present invention is a pharmaceutical composition produced by using the above-mentioned dihydrate itself or a pharmaceutically acceptable additive for a pharmaceutical preparation. Can be administered.
- the composition and form of the pharmaceutical composition may vary depending on the route of administration. Route, administration regimen, etc.
- granules, powders, tablets, hard capsules, soft capsules, syrups, emulsions, suspensions or liquids may be administered orally, or injected into veins as injections. It may be administered intramuscularly, intramuscularly or subcutaneously. It may be used as a powder for injection and prepared at the time of use. It may be a composition for parenteral administration such as a transdermal absorbent or a transmucosal absorbent.
- organic or inorganic pharmaceutical additives can be used. These may be either solid or liquid, and include pharmaceutical carriers or dilutions.
- an excipient used in producing a solid pharmaceutical composition for example, lactose, sucrose, starch, talc, cellulose, dextrin and the like can be used.
- a commonly used inert diluent such as water or vegetable oil may be used. Can be.
- a humectant for example, a suspending aid, a sweetener, a fragrance, a coloring agent, or a preservative may be added as an auxiliary agent.
- Liquid preparations may be prepared and enclosed in capsules of a substance which can be broken down in the body, such as gelatin.
- Pharmaceutical compositions for parenteral administration for example, solvents or suspending agents used in the production of injections and the like include, for example, water, propylene glycol, polyethylene glycol cornole, penzinolea / recordone, And oleic acid etinole and lecithin.
- the method for producing these pharmaceutical compositions is not particularly limited, and all methods for preparing pharmaceuticals available in the art can be used.
- the medicament of the present invention can be used, for example, as a therapeutic and / or prophylactic agent for asthma, C-PD and / or other inflammatory diseases.
- the dose of the medicament of the present invention when used by oral administration, is generally from 0.01 to LOOO mg (weight of active ingredient) per adult day, preferably 0.01. 1 to 100 mg. Particularly, it is more preferable that the above-mentioned dose is appropriately increased or decreased according to various conditions such as the age, medical condition, or symptom of the patient, or the presence or absence of a co-administered drug.
- the daily dose is 1 per day. It may be administered twice or three times a day at appropriate intervals, or may be administered intermittently every few days. When used as an injection or infusion, it is preferable to continuously or intermittently administer 0.0001 to 10011 ⁇ (weight of the active ingredient) daily for adults.
- the compounds represented by the formulas (I) and (II) of the present invention are represented by the following formula: 4-[[9-1 [(3-cyclopentene / reoxy-14-methoxy) benzyl] 16,8-dimethylpurine] 2 —yloxy 3 —oxypropyl] pyridine N-oxide is useful as an intermediate.
- one of the tautomers is described for convenience, but the existence of the tautomers is apparent to those skilled in the art, and any tautomers of the present invention It goes without saying that it is included in the range.
- the compounds represented by the formulas (I) and ( ⁇ ) may exist as a salt, or may also exist as a hydrate or a solvate. All substances are included in the scope of the present invention.
- X is a halogen atom, or one S — (CH 2 ) n -A, -SO-(CH 2 ) m -B, — S 0 2 — (CH 2 ) m — B, — OS ⁇ 2 — (CH 2 ) m — B, one OCO— (CH 2 ) m _ B, or one OP ⁇ (OR) — (CH 2 ) m — group represented by B Show.
- n represents an integer of 0 to 4
- A represents an aromatic hydrocarbon group which may have a substituent or a heterocyclic residue which may have a substituent
- m represents 0
- B is an alkyl group which may have a substituent
- R represents an alkyl group which may have a substituent.
- the term "nodogen atom” may be any of a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom.
- a C i C preferably C 1 to C 4 linear or branched alkyl group can be used, and more specifically, a methyl group, an ethyl group N-propyl group, isopropyl group, n-butyl group, isobutyl group, sec-butyl group, t.
- the type of the aromatic hydrocarbon group is not particularly limited, but is preferably a phenyl group, a naphthyl group, or the like, and is preferably a fuunyl group.
- the type of the heterocyclic residue is not particularly limited, either.
- Thiazolyl group isothiazolyl group, pyrrolidinyl group pyridyl group, pyridazinyl group, virazinyl group, pyrimidinyl group, triazinyl group, piperidyl group, piperidino group, morpholinyl group, morpholino group, piperazinyl Group, a benzimidazolyl group, an indolyl group, a quinolyl group, a naphthyridinyl group, a quinazolinyl group, etc., one to four heteroatoms selected from the group consisting of an oxygen atom, a sulfur atom, and a nitrogen atom.
- a heteroatom such as a pyridyl group, a pyridazinyl group, a pyrazyl group, a pyrimidinyl group,
- a 6-membered heterocyclic residue having one or two nitrogen atoms can be used.
- the number, substitution position, and type of the substituent introduced into the aromatic hydrocarbon group, the heterocyclic residue, and the alkyl group are not particularly limited, but are preferably an alkyl group or a halogen atom.
- m is preferably 0.
- X is preferably a halogen atom, one S— (CH 2 ) _— A, -SO., One (CHJ-one B, -OSO- (CHJ-B, or one OCO— (CH 2 )) m _ B can be used, is properly favored by al, halogen atom, meta Nsu / Rehoniru group, La toluenesulfonic Norehoniru group, benzenesulfonyl group, Bruno,.
- La toluene sulphoxide group, main Tansuruhokishi group, phenylene A luthio group or a trifluoroacetoxy group can be used, with a halogen atom being particularly preferred and a chlorine atom being most preferred.
- the compound of the above formula (I) can be converted to the compound of the formula (II) by reacting with the compound (VI) according to the method shown in the following scheme, and further, the compound of the formula (II) Is condensed with 3- (4-pyridine) -propanol to give 4 — [[9-[(3-cyclopentyloxy-1-4-methoxy) benzyl] —6,8-dimethylpurin] —
- the dihydrate of the present invention can be produced by oxidizing 2-yl 3-oxypropyl] pyridine to convert it to N-oxide and then treating it under the water-containing conditions described above.
- X is as defined above, and Y is a halogen atom, or
- B represents an integer of 04, and B has a substituent.
- Compound (I) is obtained by reacting compound (VII) with 1 equivalent to a solvent amount of orthoacetic acid ester in anhydrous anhydride, acetic acid, or a mixture thereof. Can be obtained. If necessary, a solvent such as N-methylpyrrolidone, dimethylformamide, dimethylacetamide, dimethylimidazolidinone or the like can be used. An acid such as toluenesulfonic acid, methanesulfonic acid, trifluoromethanesulfonic acid, hydrochloric acid, or sulfuric acid may be added in an amount of 0.01 to 5 equivalents to react. This reaction is usually carried out in a nitrogen or argon stream at a temperature in the range of ⁇ 20 to 150 ° C.
- Compound (I) can be produced by condensing compound (I) and compound (VI).
- the condensation is carried out by reacting compound (I) with 0 in a suitable solvent such as dimethyl sulfoxide, N, N-dimethylformamide, tetrahydrofuran, methylene chloride, or water, or a mixed solvent obtained by combining these solvents.
- the reaction is carried out by reacting 5 to 5 equivalents of the compound (VI).
- the reaction is performed with 1 to 5 equivalents of triethylamine, pyridine, or an organic base such as N, N-getylaurine, or sodium carbonate, potassium carbonate, hydrogenated sodium.
- the condensation of the compound ( ⁇ ) with 3 — (4-pyridine) monopropanol is carried out in a suitable solvent such as N, N-dimethylformamide or tetrahydrofuran, or a mixed solvent combining these solvents.
- a suitable solvent such as N, N-dimethylformamide or tetrahydrofuran, or a mixed solvent combining these solvents.
- compound (II) and 3-((4-Pyridine))-propanol, 1 to 5 equivalents of triethylamine, pyridine, or an organic salt group such as N, N-Jetylaniline Alternatively, it can be carried out by adding an inorganic base such as sodium carbonate or sodium hydride. This reaction is usually carried out in a nitrogen or argon stream at a temperature in the range of -20 to 150 ° C.
- compound (III) is treated with an appropriate oxidizing agent such as metaperbenzoic acid, magnesium monoperoxyphthalate, oxone, hydrogen peroxide, or peracetic acid to give a corresponding N-oxide compound.
- an appropriate oxidizing agent such as metaperbenzoic acid, magnesium monoperoxyphthalate, oxone, hydrogen peroxide, or peracetic acid.
- (IV) can be obtained.
- the obtained N-oxide (IV) is crystallized from a water-containing solvent, washed in a water-containing solvent, or subjected to high humidity conditions.
- the dihydrate of the present invention can be produced by subjecting it to treatment such as exposure to water and then drying it under low-temperature conditions.
- the compound wherein X is a halogen atom can also be produced according to the following scheme.
- reaction of condensing compound (VIII) with compound (IX) to obtain compound (X) is carried out by using an appropriate compound such as N, N-dimethylformamide, tetrahydrofuran, methylene chloride, or water.
- an appropriate compound such as N, N-dimethylformamide, tetrahydrofuran, methylene chloride, or water.
- compound (VIII) and compound (IX) After adding compound (VIII) and compound (IX) to a solvent or a mixed solvent obtained by combining these solvents, 1 to 5 equivalents of triethylamine, pyridine, or N, N —
- the reaction can be carried out by adding an organic base such as getylaniline or an inorganic base such as sodium carbonate or sodium hydride to react. This reaction is usually carried out at a temperature of 120 to 150 ° C. under a nitrogen or argon stream.
- the reaction for reducing compound (X) to give compound (XI) is carried out by dissolving compound (X) in a solvent such as methanol, ethanol or tetrahydrofuran, or a mixed solvent obtained by combining these solvents. % to 1 0 0 wt 0/0 of Raney nickel, palladium force one Bonn, adding a catalyst such as palladium hydroxide force one carbon or platinum, the reaction at room temperature for ⁇ 6 0. ° C in a stream of hydrogen or under pressure This can be done by letting them do so.
- a solvent such as methanol, ethanol or tetrahydrofuran
- a mixed solvent obtained by combining these solvents.
- the compound (XI) is used in the absence of a solvent or in the presence of 1 to 5 equivalents of an organic acid such as acetic acid, trifluoroacetic acid, or tosylic acid, or an inorganic acid such as hydrochloric acid.
- Compound (II) can be obtained by reacting 5 equivalents of a reactant such as triethyl orthoacetate. This reaction can be usually performed at room temperature to 250 ° C.
- the method for producing the compounds of the present invention represented by the formulas (I) and (II) is not limited to the production methods described above.
- the methods for producing the compounds in the above scheme are specifically and in detail described. Therefore, by referring to the above general description and the specific description of the examples, those skilled in the art can produce any of the compounds included in the formulas (I) and (II). is there.
- Example 1 Synthesis of 2- (1- (4-cyclopentyloxy) -4- (methoxybenzylamino) -15-nitro-6-methylpyrimidine (compound (X))
- the reaction mixture was extracted with methylene chloride, washed with saturated aqueous sodium hydrogen carbonate, and further washed with saturated saline.
- the obtained organic layer was dried over anhydrous sodium sulfate and concentrated under reduced pressure.
- Example 10 4 — [[9 — [(3—cyclopentyloxy-14-methoxy) benzyl] -16,8-dimethylpropyl] -12-yl-1-3-oxypropyl] pyridin N —Synthesis of dioxide dihydrate (Method C)
- the lolipram used as a control is a compound described in Japanese Patent Application Laid-Open No. 50-157360, the structure of which is shown in the Prior Art section of this specification. The fact that this compound has a specific inhibitory effect on PDE IV is described in Adv.
- the dihydrate of the present invention is stable and has an excellent PDE IV inhibitory activity, it can be used as an active ingredient of a medicament for treating and preventing or preventing asthma, COPD and Z or other inflammatory diseases.
- the compounds represented by the general formulas (I) and (II) are useful as intermediates for producing the dihydrate of the present invention.
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Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/926,477 US6660745B1 (en) | 1999-05-11 | 2000-05-09 | Purine derivative dihydrate, drugs containing the same as the active ingredient and intermediate in the production thereof |
CA002373015A CA2373015A1 (en) | 1999-05-11 | 2000-05-09 | Purine derivative dihydrate, drugs containing the same as the active ingredient and intermediate in the production thereof |
AT00923000T ATE254616T1 (de) | 1999-05-11 | 2000-05-09 | Dihydrat eines purinderivates, medikamente die dieses als aktiven wirkstoff enthalten und zwischenprodukte zu dessen herstellung |
AU43190/00A AU4319000A (en) | 1999-05-11 | 2000-05-09 | Purine derivative dihydrate, drugs containing the same as the active ingredient and intermediate in the production thereof |
EP00923000A EP1178046B1 (en) | 1999-05-11 | 2000-05-09 | Purine derivative dihydrate, drugs containing the same as the active ingredient and intermediate in the production thereof |
DE60006663T DE60006663T2 (de) | 1999-05-11 | 2000-05-09 | Dihydrat eines purinderivates, medikamente die dieses als aktiven wirkstoff enthalten und zwischenprodukte zu dessen herstellung |
JP2000616205A JP3956188B2 (ja) | 1999-05-11 | 2000-05-09 | プリン誘導体2水和物、それを有効成分として含む医薬およびその製造中間体 |
US10/631,795 US6919455B2 (en) | 1999-05-11 | 2003-08-01 | Purine derivative dihydrate, drugs containing the same as the active ingredient and intermediate in the production thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11/129499 | 1999-05-11 | ||
JP12949999 | 1999-05-11 |
Related Child Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US09/926,477 A-371-Of-International US6660745B1 (en) | 1999-05-11 | 2000-05-09 | Purine derivative dihydrate, drugs containing the same as the active ingredient and intermediate in the production thereof |
US09926477 A-371-Of-International | 2000-05-09 | ||
US10/631,795 Division US6919455B2 (en) | 1999-05-11 | 2003-08-01 | Purine derivative dihydrate, drugs containing the same as the active ingredient and intermediate in the production thereof |
Publications (1)
Publication Number | Publication Date |
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WO2000068231A1 true WO2000068231A1 (fr) | 2000-11-16 |
Family
ID=15011000
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2000/002952 WO2000068231A1 (fr) | 1999-05-11 | 2000-05-09 | Dihydrate derive de purine, medicaments le contenant comme principe actif et intermediaire utilise dans sa preparation |
Country Status (12)
Country | Link |
---|---|
US (2) | US6660745B1 (ja) |
EP (1) | EP1178046B1 (ja) |
JP (1) | JP3956188B2 (ja) |
KR (1) | KR100747106B1 (ja) |
CN (1) | CN1160355C (ja) |
AT (1) | ATE254616T1 (ja) |
AU (1) | AU4319000A (ja) |
CA (1) | CA2373015A1 (ja) |
DE (1) | DE60006663T2 (ja) |
ES (1) | ES2206227T3 (ja) |
TW (1) | TW546298B (ja) |
WO (1) | WO2000068231A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6660745B1 (en) | 1999-05-11 | 2003-12-09 | Mitsubishi Chemical Corporation | Purine derivative dihydrate, drugs containing the same as the active ingredient and intermediate in the production thereof |
US6734187B1 (en) | 1997-11-12 | 2004-05-11 | Mitsubishi Chemical Corporation | Purine derivatives and medicaments comprising the same as active ingredient |
WO2019088159A1 (ja) * | 2017-11-01 | 2019-05-09 | 大日本住友製薬株式会社 | 置換プリン化合物 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US7772123B2 (en) * | 2008-06-06 | 2010-08-10 | Infineon Technologies Ag | Through substrate via semiconductor components |
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WO1993023401A1 (en) * | 1992-05-21 | 1993-11-25 | Smithkline Beecham Plc | 8-substituted anthines as phosphodiesterase inhibitors |
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WO1999024432A1 (en) * | 1997-11-12 | 1999-05-20 | Mitsubishi Chemical Corporation | Purine derivatives and medicine containing the same as the active ingredient |
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US5580977A (en) | 1995-03-01 | 1996-12-03 | Eli Lilly And Company | Process for preparing loracarbef monohydrate |
SE9501808D0 (sv) | 1995-05-16 | 1995-05-16 | Astra Ab | New process |
US5948931A (en) | 1996-07-12 | 1999-09-07 | University Of Southern California | Preparation and use of α-(hydroxyimino) phosphonoacetic acids |
CN1160355C (zh) | 1999-05-11 | 2004-08-04 | 三菱化学株式会社 | 嘌呤衍生物二水合物、含有该化合物作为有效成分的药物及其制备中间体 |
-
2000
- 2000-05-09 CN CNB008073996A patent/CN1160355C/zh not_active Expired - Fee Related
- 2000-05-09 US US09/926,477 patent/US6660745B1/en not_active Expired - Fee Related
- 2000-05-09 JP JP2000616205A patent/JP3956188B2/ja not_active Expired - Fee Related
- 2000-05-09 WO PCT/JP2000/002952 patent/WO2000068231A1/ja active IP Right Grant
- 2000-05-09 CA CA002373015A patent/CA2373015A1/en not_active Abandoned
- 2000-05-09 AU AU43190/00A patent/AU4319000A/en not_active Abandoned
- 2000-05-09 AT AT00923000T patent/ATE254616T1/de not_active IP Right Cessation
- 2000-05-09 DE DE60006663T patent/DE60006663T2/de not_active Expired - Lifetime
- 2000-05-09 KR KR1020017014295A patent/KR100747106B1/ko not_active IP Right Cessation
- 2000-05-09 ES ES00923000T patent/ES2206227T3/es not_active Expired - Lifetime
- 2000-05-09 EP EP00923000A patent/EP1178046B1/en not_active Expired - Lifetime
- 2000-05-10 TW TW089108951A patent/TW546298B/zh not_active IP Right Cessation
-
2003
- 2003-08-01 US US10/631,795 patent/US6919455B2/en not_active Expired - Fee Related
Patent Citations (3)
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WO1993023401A1 (en) * | 1992-05-21 | 1993-11-25 | Smithkline Beecham Plc | 8-substituted anthines as phosphodiesterase inhibitors |
US5861404A (en) * | 1995-01-19 | 1999-01-19 | Bayer Aktiengesellschaft | 2,9-disubstituted purin-6-ones |
WO1999024432A1 (en) * | 1997-11-12 | 1999-05-20 | Mitsubishi Chemical Corporation | Purine derivatives and medicine containing the same as the active ingredient |
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Title |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6734187B1 (en) | 1997-11-12 | 2004-05-11 | Mitsubishi Chemical Corporation | Purine derivatives and medicaments comprising the same as active ingredient |
US6660745B1 (en) | 1999-05-11 | 2003-12-09 | Mitsubishi Chemical Corporation | Purine derivative dihydrate, drugs containing the same as the active ingredient and intermediate in the production thereof |
US6919455B2 (en) | 1999-05-11 | 2005-07-19 | Mitsubishi Chemical Corporation | Purine derivative dihydrate, drugs containing the same as the active ingredient and intermediate in the production thereof |
WO2019088159A1 (ja) * | 2017-11-01 | 2019-05-09 | 大日本住友製薬株式会社 | 置換プリン化合物 |
Also Published As
Publication number | Publication date |
---|---|
US6660745B1 (en) | 2003-12-09 |
US6919455B2 (en) | 2005-07-19 |
DE60006663D1 (de) | 2003-12-24 |
TW546298B (en) | 2003-08-11 |
ES2206227T3 (es) | 2004-05-16 |
EP1178046A4 (en) | 2002-06-05 |
CN1350535A (zh) | 2002-05-22 |
ATE254616T1 (de) | 2003-12-15 |
CN1160355C (zh) | 2004-08-04 |
EP1178046B1 (en) | 2003-11-19 |
CA2373015A1 (en) | 2000-11-16 |
KR20020015039A (ko) | 2002-02-27 |
KR100747106B1 (ko) | 2007-08-08 |
JP3956188B2 (ja) | 2007-08-08 |
US20040077665A1 (en) | 2004-04-22 |
AU4319000A (en) | 2000-11-21 |
EP1178046A1 (en) | 2002-02-06 |
DE60006663T2 (de) | 2004-10-07 |
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