CN102276561A - 决奈达隆及其盐的制备方法 - Google Patents
决奈达隆及其盐的制备方法 Download PDFInfo
- Publication number
- CN102276561A CN102276561A CN2010101957337A CN201010195733A CN102276561A CN 102276561 A CN102276561 A CN 102276561A CN 2010101957337 A CN2010101957337 A CN 2010101957337A CN 201010195733 A CN201010195733 A CN 201010195733A CN 102276561 A CN102276561 A CN 102276561A
- Authority
- CN
- China
- Prior art keywords
- dronedarone
- salt
- solvent
- preparing
- hydrochloride
- 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.)
- Pending
Links
- ZQTNQVWKHCQYLQ-UHFFFAOYSA-N dronedarone Chemical compound C1=CC(OCCCN(CCCC)CCCC)=CC=C1C(=O)C1=C(CCCC)OC2=CC=C(NS(C)(=O)=O)C=C12 ZQTNQVWKHCQYLQ-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 229960002084 dronedarone Drugs 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 34
- 150000003839 salts Chemical class 0.000 title claims abstract description 27
- CPKOXUVSOOKUDA-UHFFFAOYSA-N 1-bromo-5-fluoro-2-iodo-4-methylbenzene Chemical compound CC1=CC(I)=C(Br)C=C1F CPKOXUVSOOKUDA-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229960002919 dronedarone hydrochloride Drugs 0.000 claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 36
- QARBMVPHQWIHKH-UHFFFAOYSA-N methanesulfonyl chloride Chemical compound CS(Cl)(=O)=O QARBMVPHQWIHKH-UHFFFAOYSA-N 0.000 claims abstract description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 10
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000007670 refining Methods 0.000 claims abstract description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 30
- 239000002904 solvent Substances 0.000 claims description 28
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 24
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 14
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 14
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 14
- 150000002576 ketones Chemical class 0.000 claims description 9
- 150000002825 nitriles Chemical group 0.000 claims description 9
- 239000012046 mixed solvent Substances 0.000 claims description 8
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 7
- 239000003637 basic solution Substances 0.000 claims description 7
- 150000005826 halohydrocarbons Chemical class 0.000 claims description 7
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 6
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000003513 alkali Substances 0.000 claims description 5
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 claims description 5
- 150000004292 cyclic ethers Chemical class 0.000 claims description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 3
- 239000011707 mineral Substances 0.000 claims description 3
- 235000010755 mineral Nutrition 0.000 claims description 3
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 claims description 2
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims description 2
- 150000008282 halocarbons Chemical class 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 claims description 2
- 150000002430 hydrocarbons Chemical class 0.000 claims description 2
- OVARTBFNCCXQKS-UHFFFAOYSA-N propan-2-one;hydrate Chemical compound O.CC(C)=O OVARTBFNCCXQKS-UHFFFAOYSA-N 0.000 claims description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 2
- 235000017550 sodium carbonate Nutrition 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 150000002170 ethers Chemical class 0.000 claims 1
- 239000012359 Methanesulfonyl chloride Substances 0.000 abstract 1
- 239000012670 alkaline solution Substances 0.000 abstract 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 22
- 238000006243 chemical reaction Methods 0.000 description 16
- 239000012043 crude product Substances 0.000 description 15
- 238000010992 reflux Methods 0.000 description 9
- 238000001035 drying Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 238000005917 acylation reaction Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000004440 column chromatography Methods 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- ITPDYQOUSLNIHG-UHFFFAOYSA-N Amiodarone hydrochloride Chemical compound [Cl-].CCCCC=1OC2=CC=CC=C2C=1C(=O)C1=CC(I)=C(OCC[NH+](CC)CC)C(I)=C1 ITPDYQOUSLNIHG-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-ZSJDYOACSA-N Heavy water Chemical group [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 4
- 229960005260 amiodarone Drugs 0.000 description 4
- 125000004170 methylsulfonyl group Chemical group [H]C([H])([H])S(*)(=O)=O 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 239000005457 ice water Substances 0.000 description 3
- 238000010907 mechanical stirring Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010189 synthetic method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 208000024172 Cardiovascular disease Diseases 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- XGAJABPTUOLUAE-UHFFFAOYSA-N 2-butyl-5-nitro-1-benzofuran Chemical compound [O-][N+](=O)C1=CC=C2OC(CCCC)=CC2=C1 XGAJABPTUOLUAE-UHFFFAOYSA-N 0.000 description 1
- 229940126062 Compound A Drugs 0.000 description 1
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 229910021627 Tin(IV) chloride Inorganic materials 0.000 description 1
- GPEHQHXBPDGGDP-UHFFFAOYSA-N acetonitrile;propan-2-one Chemical compound CC#N.CC(C)=O GPEHQHXBPDGGDP-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000003288 anthiarrhythmic effect Effects 0.000 description 1
- 239000003416 antiarrhythmic agent Substances 0.000 description 1
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 description 1
- 239000002327 cardiovascular agent Substances 0.000 description 1
- 229940125692 cardiovascular agent Drugs 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 150000001907 coumarones Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- LBAQSKZHMLAFHH-UHFFFAOYSA-N ethoxyethane;hydron;chloride Chemical compound Cl.CCOCC LBAQSKZHMLAFHH-UHFFFAOYSA-N 0.000 description 1
- NLFBCYMMUAKCPC-KQQUZDAGSA-N ethyl (e)-3-[3-amino-2-cyano-1-[(e)-3-ethoxy-3-oxoprop-1-enyl]sulfanyl-3-oxoprop-1-enyl]sulfanylprop-2-enoate Chemical compound CCOC(=O)\C=C\SC(=C(C#N)C(N)=O)S\C=C\C(=O)OCC NLFBCYMMUAKCPC-KQQUZDAGSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000001819 mass spectrum Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- -1 sulfonyl compound II Chemical compound 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
- C07D307/80—Radicals substituted by oxygen atoms
-
- 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
- A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
- A61K31/34—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide
- A61K31/343—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone
-
- 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
- A61P9/06—Antiarrhythmics
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans 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 carbon atoms of the hetero ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Epidemiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101957337A CN102276561A (zh) | 2010-06-09 | 2010-06-09 | 决奈达隆及其盐的制备方法 |
| CN201180003259.6A CN102471302B (zh) | 2010-06-09 | 2011-06-03 | 决奈达隆及其盐的制备方法 |
| JP2013513534A JP5873484B2 (ja) | 2010-06-09 | 2011-06-03 | ドロネダロン及びその塩の製造方法 |
| PCT/CN2011/075255 WO2011153923A1 (zh) | 2010-06-09 | 2011-06-03 | 决奈达隆及其盐的制备方法 |
| EP11791914.2A EP2581369A4 (en) | 2010-06-09 | 2011-06-03 | METHOD OF MANUFACTURING DRONEDARON AND ITS SALTS |
| US13/701,642 US8481763B2 (en) | 2010-06-09 | 2011-06-03 | Preparation process of dronedarone and its salts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101957337A CN102276561A (zh) | 2010-06-09 | 2010-06-09 | 决奈达隆及其盐的制备方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102276561A true CN102276561A (zh) | 2011-12-14 |
Family
ID=45097533
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101957337A Pending CN102276561A (zh) | 2010-06-09 | 2010-06-09 | 决奈达隆及其盐的制备方法 |
| CN201180003259.6A Expired - Fee Related CN102471302B (zh) | 2010-06-09 | 2011-06-03 | 决奈达隆及其盐的制备方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180003259.6A Expired - Fee Related CN102471302B (zh) | 2010-06-09 | 2011-06-03 | 决奈达隆及其盐的制备方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8481763B2 (https=) |
| EP (1) | EP2581369A4 (https=) |
| JP (1) | JP5873484B2 (https=) |
| CN (2) | CN102276561A (https=) |
| WO (1) | WO2011153923A1 (https=) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103044369A (zh) * | 2012-12-21 | 2013-04-17 | 北京华禧联合科技发展有限公司 | 一种盐酸决奈达隆的精制方法 |
| CN107880003A (zh) * | 2016-09-30 | 2018-04-06 | 北京新领先医药科技发展有限公司 | 一种精制盐酸决奈达隆的新方法 |
| CN112442003A (zh) * | 2020-12-17 | 2021-03-05 | 南京方生和医药科技有限公司 | 一种决奈达隆中间体杂质及其制备方法 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120108828A1 (en) * | 2010-09-09 | 2012-05-03 | USV Limited, B.S.D. Marg | Synthesis of dronedarone and salts thereof |
| EP2447256A1 (en) * | 2010-10-21 | 2012-05-02 | Laboratorios Lesvi, S.L. | Process for obtaining dronedarone |
| WO2012120544A2 (en) * | 2011-03-10 | 2012-09-13 | Sun Pharmaceutical Industries Ltd. | PROCESS FOR N-[2-n-BUTYL-3-[4-[3-(DI-n-BUTYLAMINO) PROPOXY]ENZOYL]BENZOFURAN-5-YL]METHANESULFONAMIDE HYDROCHLORIDE |
| WO2012153225A1 (en) * | 2011-05-09 | 2012-11-15 | Alembic Pharmaceuticals Limited | Improved processes for obtaining high purity of dronedarone hydrochloride |
| WO2014203058A1 (en) * | 2013-06-17 | 2014-12-24 | Aurobindo Pharma Limited | An improved process for preparing benzofuran compound |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US522351A (en) | 1894-07-03 | phillips | ||
| FR2665444B1 (fr) | 1990-08-06 | 1992-11-27 | Sanofi Sa | Derives d'amino-benzofuranne, benzothiophene ou indole, leur procede de preparation ainsi que les compositions les contenant. |
| FR2803846B1 (fr) * | 2000-01-17 | 2002-04-05 | Clariant France Sa | 3-(1-hydroxy-pentylidene)-5-nitro-3h-benzofuran-2-one, son procede de preparation et son utilisation |
| IL146389A0 (en) | 2001-11-08 | 2002-07-25 | Isp Finetech Ltd | Process for the preparation of dronedarone |
| FR2833262A1 (fr) | 2001-12-06 | 2003-06-13 | Rhodia Chimie Sa | Procede de monosulfonylation d'un compose de type aminobenzofuranne ou aminobenzothiophene |
| CN101153012B (zh) * | 2006-09-29 | 2010-06-23 | 北京德众万全药物技术开发有限公司 | 一种决奈达隆关键中间体的新的制备方法 |
| FR2915482B1 (fr) * | 2007-04-27 | 2009-11-27 | Finorga | Procede de preparation du 2-(n-butyl)-5-nitrobenzofurane. |
-
2010
- 2010-06-09 CN CN2010101957337A patent/CN102276561A/zh active Pending
-
2011
- 2011-06-03 US US13/701,642 patent/US8481763B2/en not_active Expired - Fee Related
- 2011-06-03 EP EP11791914.2A patent/EP2581369A4/en not_active Withdrawn
- 2011-06-03 JP JP2013513534A patent/JP5873484B2/ja not_active Expired - Fee Related
- 2011-06-03 CN CN201180003259.6A patent/CN102471302B/zh not_active Expired - Fee Related
- 2011-06-03 WO PCT/CN2011/075255 patent/WO2011153923A1/zh not_active Ceased
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103044369A (zh) * | 2012-12-21 | 2013-04-17 | 北京华禧联合科技发展有限公司 | 一种盐酸决奈达隆的精制方法 |
| CN107880003A (zh) * | 2016-09-30 | 2018-04-06 | 北京新领先医药科技发展有限公司 | 一种精制盐酸决奈达隆的新方法 |
| CN112442003A (zh) * | 2020-12-17 | 2021-03-05 | 南京方生和医药科技有限公司 | 一种决奈达隆中间体杂质及其制备方法 |
| CN112442003B (zh) * | 2020-12-17 | 2022-04-19 | 南京方生和医药科技有限公司 | 一种决奈达隆中间体杂质及其制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5873484B2 (ja) | 2016-03-01 |
| EP2581369A4 (en) | 2014-01-22 |
| CN102471302A (zh) | 2012-05-23 |
| US20130072697A1 (en) | 2013-03-21 |
| EP2581369A1 (en) | 2013-04-17 |
| WO2011153923A1 (zh) | 2011-12-15 |
| JP2013530959A (ja) | 2013-08-01 |
| CN102471302B (zh) | 2014-03-26 |
| US8481763B2 (en) | 2013-07-09 |
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Application publication date: 20111214 |