JPH06504275A - (−)−[[4−(1,4,5,6−テトラヒドロ−4−メチル−6−オキソ−3−ピリダジニル)フェニル]ヒドラゾノ]プロパンジニトリル - Google Patents
(−)−[[4−(1,4,5,6−テトラヒドロ−4−メチル−6−オキソ−3−ピリダジニル)フェニル]ヒドラゾノ]プロパンジニトリルInfo
- Publication number
- JPH06504275A JPH06504275A JP50142892A JP50142892A JPH06504275A JP H06504275 A JPH06504275 A JP H06504275A JP 50142892 A JP50142892 A JP 50142892A JP 50142892 A JP50142892 A JP 50142892A JP H06504275 A JPH06504275 A JP H06504275A
- Authority
- JP
- Japan
- Prior art keywords
- methyl
- phenyl
- pyridazinyl
- oxo
- tetrahydro
- 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.)
- Granted
Links
- WHXMKTBCFHIYNQ-UHFFFAOYSA-N 2-[[4-(4-methyl-6-oxo-4,5-dihydro-1h-pyridazin-3-yl)phenyl]hydrazinylidene]propanedinitrile Chemical compound CC1CC(=O)NN=C1C1=CC=C(NN=C(C#N)C#N)C=C1 WHXMKTBCFHIYNQ-UHFFFAOYSA-N 0.000 title description 4
- 150000001875 compounds Chemical class 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
- 150000003839 salts Chemical class 0.000 claims description 16
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 11
- 230000003287 optical effect Effects 0.000 claims description 10
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 8
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 claims description 7
- 125000005638 hydrazono group Chemical group 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 5
- NWUOGOISBQCNKQ-UHFFFAOYSA-N 3-(4-aminophenyl)-4-methyl-1h-pyridazin-6-one Chemical compound CC1=CC(=O)NN=C1C1=CC=C(N)C=C1 NWUOGOISBQCNKQ-UHFFFAOYSA-N 0.000 claims description 5
- 206010019280 Heart failures Diseases 0.000 claims description 5
- 229960001270 d- tartaric acid Drugs 0.000 claims description 5
- CUONGYYJJVDODC-UHFFFAOYSA-N malononitrile Chemical compound N#CCC#N CUONGYYJJVDODC-UHFFFAOYSA-N 0.000 claims description 5
- 206010007559 Cardiac failure congestive Diseases 0.000 claims description 4
- 239000012458 free base Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 4
- -1 malonate nitrile Chemical class 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000002585 base Substances 0.000 claims description 2
- 235000010344 sodium nitrate Nutrition 0.000 claims description 2
- 239000004317 sodium nitrate Substances 0.000 claims description 2
- 239000003937 drug carrier Substances 0.000 claims 1
- 239000008194 pharmaceutical composition Substances 0.000 claims 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims 1
- WHXMKTBCFHIYNQ-SECBINFHSA-N levosimendan Chemical compound C[C@@H]1CC(=O)NN=C1C1=CC=C(NN=C(C#N)C#N)C=C1 WHXMKTBCFHIYNQ-SECBINFHSA-N 0.000 description 12
- HBAQYPYDRFILMT-UHFFFAOYSA-N 8-[3-(1-cyclopropylpyrazol-4-yl)-1H-pyrazolo[4,3-d]pyrimidin-5-yl]-3-methyl-3,8-diazabicyclo[3.2.1]octan-2-one Chemical class C1(CC1)N1N=CC(=C1)C1=NNC2=C1N=C(N=C2)N1C2C(N(CC1CC2)C)=O HBAQYPYDRFILMT-UHFFFAOYSA-N 0.000 description 7
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 239000003814 drug Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 229940079593 drug Drugs 0.000 description 4
- 238000009472 formulation Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000003826 tablet Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000000297 inotrophic effect Effects 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000012453 solvate Substances 0.000 description 3
- 229960001367 tartaric acid Drugs 0.000 description 3
- 239000011975 tartaric acid Substances 0.000 description 3
- 239000003643 water by type Substances 0.000 description 3
- PLIKAWJENQZMHA-UHFFFAOYSA-N 4-aminophenol Chemical compound NC1=CC=C(O)C=C1 PLIKAWJENQZMHA-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 230000001426 cardiotropic effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- FEWJPZIEWOKRBE-LWMBPPNESA-N levotartaric acid Chemical compound OC(=O)[C@@H](O)[C@H](O)C(O)=O FEWJPZIEWOKRBE-LWMBPPNESA-N 0.000 description 2
- 210000003540 papillary muscle Anatomy 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 2
- 230000001568 sexual effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- GAWAYYRQGQZKCR-UWTATZPHSA-N (2r)-2-chloropropanoic acid Chemical compound C[C@@H](Cl)C(O)=O GAWAYYRQGQZKCR-UWTATZPHSA-N 0.000 description 1
- VKIGAWAEXPTIOL-UHFFFAOYSA-N 2-hydroxyhexanenitrile Chemical compound CCCCC(O)C#N VKIGAWAEXPTIOL-UHFFFAOYSA-N 0.000 description 1
- CCMOBFPKQRGJMJ-UHFFFAOYSA-N 4-(4-methylpyridazin-3-yl)aniline Chemical compound NC1=CC=C(C=C1)C1=C(C=CN=N1)C CCMOBFPKQRGJMJ-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 241000700198 Cavia Species 0.000 description 1
- 241000700199 Cavia porcellus Species 0.000 description 1
- 241000243251 Hydra Species 0.000 description 1
- 241000234435 Lilium Species 0.000 description 1
- 241000287462 Phalacrocorax carbo Species 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 241000700159 Rattus Species 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- DHXVGJBLRPWPCS-UHFFFAOYSA-N Tetrahydropyran Chemical compound C1CCOCC1 DHXVGJBLRPWPCS-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 230000003276 anti-hypertensive effect Effects 0.000 description 1
- 239000002220 antihypertensive agent Substances 0.000 description 1
- 229940030600 antihypertensive agent Drugs 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000000496 cardiotonic agent Substances 0.000 description 1
- 230000003177 cardiotonic effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004296 chiral HPLC Methods 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229940088679 drug related substance Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002662 enteric coated tablet Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 235000003599 food sweetener Nutrition 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 239000002372 hematologic agent Substances 0.000 description 1
- 229940124562 hematologic agent Drugs 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 239000003906 humectant Substances 0.000 description 1
- QRXWMOHMRWLFEY-UHFFFAOYSA-N isoniazide Chemical compound NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 239000008363 phosphate buffer Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000036470 plasma concentration Effects 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000009495 sugar coating Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000003765 sweetening agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- BSYVTEYKTMYBMK-UHFFFAOYSA-N tetrahydrofurfuryl alcohol Chemical compound OCC1CCCO1 BSYVTEYKTMYBMK-UHFFFAOYSA-N 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000002861 ventricular Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
- C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
- C07D237/06—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D237/10—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D237/14—Oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
- C07D237/02—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings
- C07D237/04—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having less than three double bonds between ring members or between ring members and non-ring members
-
- 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
- A61P9/08—Vasodilators for multiple indications
-
- 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
- A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
-
- 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
- A61P9/12—Antihypertensives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- Pharmacology & Pharmacy (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
- Urology & Nephrology (AREA)
- Vascular Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Detergent Compositions (AREA)
- Medicinal Preparation (AREA)
- Saccharide Compounds (AREA)
- Cephalosporin Compounds (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.(−)−[[4−(1,4,5,6−テトラヒドロ−4−メチル−6−オキ ソ−3−ピリダジニル)フェニル]ヒドラゾノ]プロパンジニトリルおよびその 薬学的に許容しうる塩。 2.治療に有効な量の請求項1記載の化合物と薬学的に許容しうる担体を含んで なる医薬組成物。 3.2−プロパノール中でL−またはD−酒石酸と鏡像異性体混合物を接触させ ること、えられた結晶性の塩を回収することおよび任意にその塩を塩基として、 対応する遊離塩基を形成させることを含んでなる(±)−6−(4−アミノフェ ニル)−5−メチルピリダジン−3(2H)オンの光学的な分離のための方法。 4.遊離塩基をさらにジオキサンに溶解し、光学活性を有する遊離塩基を含む濾 液を回収する請求項3記載の方法。 5.レまたはD−酒石酸を、鏡像異性体の当量あたり約2から約3酸当量用いる 請求項3または4記載の方法。 6.結晶性の塩が式(IIIa)または(IIIb)のジアステレオマー中間体 の塩を含む請求項3、4または5記載の方法。 ▲数式、化学式、表等があります▼IIIa▲数式、化学式、表等があります▼ IIIb7.請求項3〜6のいずれかにしたがって調製された光学的に実質上純 粋な6−(4−アミノフェニル)−5−メチルピリダジン−3(2H)オンの( −)または(+)の鏡像異性体を硝酸ナトリウムとマロン酸ニトリルを用いて処 理することを含む、光学的に実質上純粋な(−)−[[4−(1,4,5,6− テトラヒドロ−4−メチル−6−オキソ−3−ピリダジニル)フェニル]ヒドラ ゾノ]プロパンジニトリルまたは(+)−[[4−(1,4,5,6−テトラヒ ドロ−4−メチル−6−オキソ−3−ピリダジニル)フェニル]ヒドラゾノ]プ ロパンジニトリルの製造法。 8.式(IIIa)または(IIIb)のジアステレオマー中間体塩。 ▲数式、化学式、表等があります▼IIIa▲数式、化学式、表等があります▼ IIIb9.請求項1記載の化合物のうっ血性心不全を治療するために有効な量 を、本治療を必要とする哺乳類生物に投与することを含んでなる、哺乳類生物に おけるうっ血性心不全の治療法。
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9100049.7 | 1991-01-03 | ||
| GB919100049A GB9100049D0 (en) | 1991-01-03 | 1991-01-03 | (-)-6-(4-(dicyanomethylidenehydrazino)phenyl)-4,5-dihydro-5-methylpyridazin-3(2h)one |
| GB9118947.2 | 1991-09-05 | ||
| GB911847.2 | 1991-09-05 | ||
| GB919118947A GB9118947D0 (en) | 1991-09-05 | 1991-09-05 | Method for the optical resolution of racemic 6-(4-amino-phenyl)-methyl-pyridazin-3(2h)one and preparation of optically active derivatives thereof |
| PCT/FI1992/000003 WO1992012135A1 (en) | 1991-01-03 | 1992-01-03 | (-)-[[4-(1,4,5,6-tetrahydro-4-methyl-6-oxo-3-pyridazinyl)phenyl]-hydrazono]propanedinitrile |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8308528A Division JP3015748B2 (ja) | 1991-01-03 | 1996-11-19 | (±)−6−(4−アミノフェニル)−5−メチルピリダジン−3(2h)オンの光学的な分離方法およびその方法における中間体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06504275A true JPH06504275A (ja) | 1994-05-19 |
| JP2635445B2 JP2635445B2 (ja) | 1997-07-30 |
Family
ID=26298204
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4501428A Expired - Lifetime JP2635445B2 (ja) | 1991-01-03 | 1992-01-03 | (−)−[[4−(1,4,5,6−テトラヒドロ−4−メチル−6−オキソ−3−ピリダジニル)フェニル]ヒドラゾノ]プロパンジニトリル |
| JP8308528A Expired - Lifetime JP3015748B2 (ja) | 1991-01-03 | 1996-11-19 | (±)−6−(4−アミノフェニル)−5−メチルピリダジン−3(2h)オンの光学的な分離方法およびその方法における中間体 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8308528A Expired - Lifetime JP3015748B2 (ja) | 1991-01-03 | 1996-11-19 | (±)−6−(4−アミノフェニル)−5−メチルピリダジン−3(2h)オンの光学的な分離方法およびその方法における中間体 |
Country Status (32)
| Country | Link |
|---|---|
| US (3) | US5424428A (ja) |
| EP (1) | EP0565546B1 (ja) |
| JP (2) | JP2635445B2 (ja) |
| KR (1) | KR100207145B1 (ja) |
| AT (1) | ATE119525T1 (ja) |
| AU (1) | AU645399B2 (ja) |
| BG (1) | BG62002B1 (ja) |
| BR (1) | BR1100737A (ja) |
| CA (2) | CA2099262C (ja) |
| CY (1) | CY1878A (ja) |
| DE (1) | DE69201640T2 (ja) |
| DK (1) | DK0565546T3 (ja) |
| EE (1) | EE02946B1 (ja) |
| ES (1) | ES2070627T3 (ja) |
| FI (1) | FI105183B (ja) |
| GB (1) | GB2251615B (ja) |
| GE (1) | GEP19991868B (ja) |
| HK (1) | HK117395A (ja) |
| HR (1) | HRP921251B1 (ja) |
| HU (1) | HU218659B (ja) |
| IE (1) | IE72101B1 (ja) |
| IL (2) | IL114028A (ja) |
| LU (1) | LU90920I2 (ja) |
| LV (1) | LV11174B (ja) |
| NO (2) | NO300682B1 (ja) |
| NZ (1) | NZ241194A (ja) |
| PL (2) | PL169435B1 (ja) |
| RO (1) | RO111847B1 (ja) |
| RU (1) | RU2118317C1 (ja) |
| SI (1) | SI9112003A (ja) |
| WO (1) | WO1992012135A1 (ja) |
| YU (1) | YU48767B (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001517702A (ja) * | 1997-09-26 | 2001-10-09 | オリオン コーポレーション | レボシメンダンの経口組成物 |
| JP2002518383A (ja) * | 1998-06-18 | 2002-06-25 | オリオン コーポレーション | レボシメンダンバッチの分析に用いるための対照化合物 |
| JP2002518450A (ja) * | 1998-06-19 | 2002-06-25 | オリオン コーポレーション | ピリダジノン誘導体の新規用途 |
| JP2011236251A (ja) * | 1996-03-27 | 2011-11-24 | Orion Corp | ピリダジノン誘導体の純粋なエナンチオマーの取得方法 |
Families Citing this family (47)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2251615B (en) * | 1991-01-03 | 1995-02-08 | Orion Yhtymae Oy | (-)-[[4-(1,4,5,6-tetrahydro-4-methyl-6-oxo-3-pyridazinyl)phenyl]hydrazono]pro panedinitrile |
| GB2266841A (en) * | 1992-05-06 | 1993-11-17 | Orion Yhtymae Oy | Compounds for use as anti-ischemic medicaments |
| JP2806192B2 (ja) * | 1992-11-02 | 1998-09-30 | 日本曹達株式会社 | 血小板凝集抑制剤 |
| CA2204915A1 (en) * | 1994-11-11 | 1996-05-23 | Seiichi Uchida | Optically active compound |
| GB9614098D0 (en) * | 1996-07-05 | 1996-09-04 | Orion Yhtymae Oy | Transdermal delivery of levosimendan |
| FI974578A7 (fi) * | 1997-12-19 | 1999-06-20 | Orion Yhtymae Oyj | Menetelmä levosimendaanin antamiseksi |
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- 1991-12-30 IL IL10055391A patent/IL100553A/en active Protection Beyond IP Right Term
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1992
- 1992-01-03 WO PCT/FI1992/000003 patent/WO1992012135A1/en not_active Ceased
- 1992-01-03 ES ES92901317T patent/ES2070627T3/es not_active Expired - Lifetime
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- 1992-01-03 KR KR1019930701800A patent/KR100207145B1/ko not_active Expired - Lifetime
- 1992-01-03 AT AT92901317T patent/ATE119525T1/de active
- 1992-01-03 RO RO93-00896A patent/RO111847B1/ro unknown
- 1992-01-03 RU RU93052411A patent/RU2118317C1/ru active
- 1992-01-03 US US08/081,360 patent/US5424428A/en not_active Expired - Lifetime
- 1992-01-06 NZ NZ241194A patent/NZ241194A/xx not_active IP Right Cessation
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1993
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- 1993-06-25 PL PL92299920A patent/PL169435B1/pl unknown
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- 1993-06-28 NO NO932367A patent/NO300682B1/no not_active IP Right Cessation
- 1993-06-29 BG BG97915A patent/BG62002B1/bg unknown
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1994
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1995
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1996
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1997
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011236251A (ja) * | 1996-03-27 | 2011-11-24 | Orion Corp | ピリダジノン誘導体の純粋なエナンチオマーの取得方法 |
| JP2001517702A (ja) * | 1997-09-26 | 2001-10-09 | オリオン コーポレーション | レボシメンダンの経口組成物 |
| JP2002518383A (ja) * | 1998-06-18 | 2002-06-25 | オリオン コーポレーション | レボシメンダンバッチの分析に用いるための対照化合物 |
| JP2002518450A (ja) * | 1998-06-19 | 2002-06-25 | オリオン コーポレーション | ピリダジノン誘導体の新規用途 |
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