JP2000517288A - O,o’―ビスアロイル酒石酸類によるメチルフェニデートの光学分割 - Google Patents
O,o’―ビスアロイル酒石酸類によるメチルフェニデートの光学分割Info
- Publication number
- JP2000517288A JP2000517288A JP09526649A JP52664997A JP2000517288A JP 2000517288 A JP2000517288 A JP 2000517288A JP 09526649 A JP09526649 A JP 09526649A JP 52664997 A JP52664997 A JP 52664997A JP 2000517288 A JP2000517288 A JP 2000517288A
- Authority
- JP
- Japan
- Prior art keywords
- methylphenidate
- threo
- purity
- acid
- weight
- 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
- 229960001344 methylphenidate Drugs 0.000 title claims abstract description 22
- DUGOZIWVEXMGBE-UHFFFAOYSA-N Methylphenidate Chemical compound C=1C=CC=CC=1C(C(=O)OC)C1CCCCN1 DUGOZIWVEXMGBE-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 230000003287 optical effect Effects 0.000 title description 3
- 235000002906 tartaric acid Nutrition 0.000 title description 3
- 239000002253 acid Substances 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 150000003839 salts Chemical class 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 15
- 239000000356 contaminant Substances 0.000 claims description 6
- 238000000354 decomposition reaction Methods 0.000 claims description 4
- DUGOZIWVEXMGBE-CHWSQXEVSA-N dexmethylphenidate Chemical compound C([C@@H]1[C@H](C(=O)OC)C=2C=CC=CC=2)CCCN1 DUGOZIWVEXMGBE-CHWSQXEVSA-N 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 3
- 229960001042 dexmethylphenidate Drugs 0.000 claims description 3
- 239000012458 free base Substances 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 230000006735 deficit Effects 0.000 claims description 2
- 208000013403 hyperactivity Diseases 0.000 claims description 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims 1
- 239000003085 diluting agent Substances 0.000 claims 1
- 239000003814 drug Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- DUGOZIWVEXMGBE-STQMWFEESA-N methyl (S)-phenyl[(S)-piperidin-2-yl]acetate Chemical class C([C@H]1[C@@H](C(=O)OC)C=2C=CC=CC=2)CCCN1 DUGOZIWVEXMGBE-STQMWFEESA-N 0.000 claims 1
- 239000008194 pharmaceutical composition Substances 0.000 claims 1
- 208000024891 symptom Diseases 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 17
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 12
- 239000000243 solution Substances 0.000 description 11
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- DUGOZIWVEXMGBE-OLZOCXBDSA-N methyl (S)-phenyl[(R)-piperidin-2-yl]acetate Chemical compound C([C@@H]1[C@@H](C(=O)OC)C=2C=CC=CC=2)CCCN1 DUGOZIWVEXMGBE-OLZOCXBDSA-N 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- JEHUZVBIUCAMRZ-UHFFFAOYSA-N 1,1'-binaphthyl-2,2'-diyl hydrogenphosphate Chemical compound O1P(O)(=O)OC2=CC=C(C=CC=C3)C3=C2C2=C1C=CC1=CC=CC=C21 JEHUZVBIUCAMRZ-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N Formic acid Chemical compound OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- UXLDFTUCNFDMOT-UHFFFAOYSA-N 2,3-dihydroxy-2-(2-methylbenzoyl)butanedioic acid Chemical group CC1=CC=CC=C1C(=O)C(O)(C(O)C(O)=O)C(O)=O UXLDFTUCNFDMOT-UHFFFAOYSA-N 0.000 description 1
- HZZOUWBMMWVPTR-UHFFFAOYSA-N 2-[[6-[bis(carboxymethyl)amino]-1,4-dioxocan-6-yl]-(carboxymethyl)amino]acetic acid Chemical compound OC(=O)CN(CC(O)=O)C1(N(CC(O)=O)CC(O)=O)CCOCCOC1 HZZOUWBMMWVPTR-UHFFFAOYSA-N 0.000 description 1
- QCQCHGYLTSGIGX-GHXANHINSA-N 4-[[(3ar,5ar,5br,7ar,9s,11ar,11br,13as)-5a,5b,8,8,11a-pentamethyl-3a-[(5-methylpyridine-3-carbonyl)amino]-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3h-cyclopenta[a]chrysen-9-yl]oxy]-2,2-dimethyl-4-oxobutanoic acid Chemical compound N([C@@]12CC[C@@]3(C)[C@]4(C)CC[C@H]5C(C)(C)[C@@H](OC(=O)CC(C)(C)C(O)=O)CC[C@]5(C)[C@H]4CC[C@@H]3C1=C(C(C2)=O)C(C)C)C(=O)C1=CN=CC(C)=C1 QCQCHGYLTSGIGX-GHXANHINSA-N 0.000 description 1
- 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 1
- 208000006096 Attention Deficit Disorder with Hyperactivity Diseases 0.000 description 1
- 208000036864 Attention deficit/hyperactivity disease Diseases 0.000 description 1
- ULGZDMOVFRHVEP-RWJQBGPGSA-N Erythromycin Chemical compound O([C@@H]1[C@@H](C)C(=O)O[C@@H]([C@@]([C@H](O)[C@@H](C)C(=O)[C@H](C)C[C@@](C)(O)[C@H](O[C@H]2[C@@H]([C@H](C[C@@H](C)O2)N(C)C)O)[C@H]1C)(C)O)CC)[C@H]1C[C@@](C)(OC)[C@@H](O)[C@H](C)O1 ULGZDMOVFRHVEP-RWJQBGPGSA-N 0.000 description 1
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-L Phosphate ion(2-) Chemical compound OP([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-L 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
- 150000007513 acids Chemical class 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004296 chiral HPLC Methods 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229960001270 d- tartaric acid Drugs 0.000 description 1
- 238000010931 ester hydrolysis Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- -1 hydrogen chloride supersaturated ether Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- JUMYIBMBTDDLNG-OJERSXHUSA-N hydron;methyl (2r)-2-phenyl-2-[(2r)-piperidin-2-yl]acetate;chloride Chemical compound Cl.C([C@@H]1[C@H](C(=O)OC)C=2C=CC=CC=2)CCCN1 JUMYIBMBTDDLNG-OJERSXHUSA-N 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000000425 proton nuclear magnetic resonance spectrum Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229960001367 tartaric acid Drugs 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/18—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D211/34—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
- A61K31/445—Non condensed piperidines, e.g. piperocaine
- A61K31/4458—Non condensed piperidines, e.g. piperocaine only substituted in position 2, e.g. methylphenidate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
- B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Public Health (AREA)
- Pharmacology & Pharmacy (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Thermal Sciences (AREA)
- Biomedical Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Veterinary Medicine (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Hospice & Palliative Care (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Epidemiology (AREA)
- General Chemical & Material Sciences (AREA)
- Psychiatry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Hydrogenated Pyridines (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.分割剤とリタリン酸から選ばれる2重量%より少量の汚染物を含むd−お よびl−トレオ−鏡像体類またはそれらの医薬的に許容される塩から選ばれるメ チルフェニデート単一異性体。 2.汚染物量が1重量%より少ない請求項1に記載のメチルフェニデート。 3.汚染物量が0.5重量%より少ない請求項1に記載のメチルフェニデート 。 4.汚染物量が0.1重量%より少ない請求項1に記載のメチルフェニデート 。 5.少なくとも98%の純度を有するd−およびl−トレオ−鏡像体類または それらの医薬的に許容される塩から選ばれるメチルフェニデート単一異性体。 6.少なくとも99%の純度を有する請求項1に記載のメチルフェニデート。 7.少なくとも99.5%の純度を有する請求項1に記載のメチルフェニデー ト。 8.少なくとも99.9%の純度を有する請求項1に記載のメチルフェニデー ト。 9.遊離塩基である前項いずれかに記載のメチルフェニデート。 10.塩酸塩である請求項1〜8いずれかに記載のメチルフェニデート。 11.前項いずれかに記載のd−トレオ−メチルフェニデートおよび医薬的に 許容できる希釈剤またはキャリアーを含む医薬組成物。 12.メチルフェニデートで処置される症状の治療に使用されるための医薬を 製造するための請求項1から10いずれかに記載のd−トレオ−メチルフェニデ ートの使用。 13.症状が注意欠陥機能亢進症またはナルコプレシーである請求項12記載 の使用。 14.分割剤としてO,O’−ジアロイル酒石酸を用いる鏡像体混合物の分割 を含む、実質的に単一のd−またはl−トレオ−メチルフェニデート鏡像体の製 法。 15.分割剤がD−またはL−O,O’−ジトルオイル酒石酸である請求項1 4記載の製法。 16.更にアルカリ金属水酸化物水溶液を使用する塩分解を含む請求項14ま たは15記載の製法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9601228.1A GB9601228D0 (en) | 1996-01-22 | 1996-01-22 | Resolution |
WO97/00156 | 1997-01-20 | ||
GB9700156 | 1997-01-20 | ||
WO9601228.1 | 1997-01-20 | ||
PCT/GB1997/000185 WO1997027176A1 (en) | 1996-01-22 | 1997-01-22 | Optical resolution of methylphenidate by 0,0'-bisaroyl tartaric acids |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000517288A true JP2000517288A (ja) | 2000-12-26 |
JP4163748B2 JP4163748B2 (ja) | 2008-10-08 |
Family
ID=26308503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52664997A Expired - Fee Related JP4163748B2 (ja) | 1996-01-22 | 1997-01-22 | O,o’―ビスアロイル酒石酸類によるメチルフェニデートの光学分割 |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP0883608B1 (ja) |
JP (1) | JP4163748B2 (ja) |
KR (1) | KR19990081891A (ja) |
AT (1) | ATE373640T1 (ja) |
AU (1) | AU716570B2 (ja) |
CA (1) | CA2242595A1 (ja) |
CZ (1) | CZ225198A3 (ja) |
DE (1) | DE69738154T2 (ja) |
HU (1) | HUP9900798A3 (ja) |
MX (1) | MX9805870A (ja) |
SK (1) | SK98098A3 (ja) |
WO (1) | WO1997027176A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4836778B2 (ja) * | 2003-04-10 | 2011-12-14 | ポクセル ソシエテ パール アクシオン サンプリフィエ | インスリン抵抗性症候群に関連する疾患の治療に有用なアミンを分割するための方法 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6486177B2 (en) | 1995-12-04 | 2002-11-26 | Celgene Corporation | Methods for treatment of cognitive and menopausal disorders with D-threo methylphenidate |
JP2000504008A (ja) * | 1996-02-02 | 2000-04-04 | メデバ・ユアラプ・リミテッド | D―トレオ―(r,r)―メチルフェニデートの調製およびエピメリゼーションによる不要エナンチオマーリサイクルの方法 |
US6100401A (en) * | 1998-04-20 | 2000-08-08 | Novartris Ag | Process for preparing the d-threo isomer of methylphenidate hydrochloride |
US6162919A (en) * | 1998-12-03 | 2000-12-19 | Novartis Ag | Process for preparing the d-threo isomer of methylphenidate hydrochloride |
US6025502A (en) * | 1999-03-19 | 2000-02-15 | The Trustees Of The University Of Pennsylvania | Enantopselective synthesis of methyl phenidate |
GB9913458D0 (en) * | 1999-06-09 | 1999-08-11 | Medeva Europ Ltd | The therapeutic use of d-threo-methylphenidate |
WO2001043730A2 (en) * | 1999-12-17 | 2001-06-21 | Medeva Europe Limited | The treatment of convulsive states |
AU2002353803A1 (en) * | 2001-10-12 | 2003-04-22 | Sention, Inc. | Direct resolution of racemic threo-methylphenidate hydrochloride |
US7229557B2 (en) | 2004-02-04 | 2007-06-12 | Konec, Inc. | Method to separate stereoisomers |
US7897777B2 (en) * | 2007-01-05 | 2011-03-01 | Archimica, Inc. | Process of enantiomeric resolution of D,L-(±)-threo-methylphenidate |
US8552030B2 (en) | 2009-05-07 | 2013-10-08 | Malladi Drugs & Pharmaceuticals Ltd. | Process for the preparation of d-threo-ritalinic acid hydrochloride by resolution of dl-threo-ritalinic acid using chiral carboxylic acid |
US9603809B2 (en) | 2011-03-23 | 2017-03-28 | Ironshore Pharmaceuticals & Development, Inc. | Methods of treatment of attention deficit hyperactivity disorder |
US9283214B2 (en) | 2011-03-23 | 2016-03-15 | Ironshore Pharmaceuticals & Development, Inc. | Compositions for treatment of attention deficit hyperactivity disorder |
US9498447B2 (en) | 2011-03-23 | 2016-11-22 | Ironshore Pharmaceuticals & Development, Inc. | Compositions for treatment of attention deficit hyperactivity disorder |
US10292937B2 (en) | 2011-03-23 | 2019-05-21 | Ironshore Pharmaceuticals & Development, Inc. | Methods of treatment of attention deficit hyperactivity disorder |
US9119809B2 (en) | 2011-03-23 | 2015-09-01 | Ironshore Pharmaceuticals & Development, Inc. | Compositions for treatment of attention deficit hyperactivity disorder |
US11241391B2 (en) | 2011-03-23 | 2022-02-08 | Ironshore Pharmaceuticals & Development, Inc. | Compositions for treatment of attention deficit hyperactivity disorder |
US10905652B2 (en) | 2011-03-23 | 2021-02-02 | Ironshore Pharmaceuticals & Development, Inc. | Compositions for treatment of attention deficit hyperactivity disorder |
US8916588B2 (en) | 2011-03-23 | 2014-12-23 | Ironshore Pharmaceuticals & Development, Inc. | Methods for treatment of attention deficit hyperactivity disorder |
WO2012129551A1 (en) | 2011-03-23 | 2012-09-27 | Ironshore Pharmaceuticals & Development, Inc. | Methods and compositions for treatment of attention deficit disorder |
US8927010B2 (en) | 2011-03-23 | 2015-01-06 | Ironshore Pharmaceuticals & Development, Inc. | Compositions for treatment of attention deficit hyperactivity disorder |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2957880A (en) * | 1953-12-23 | 1960-10-25 | Ciba Pharm Prod Inc | Process for the conversion of stereoisomers |
JPH07247286A (ja) * | 1994-01-18 | 1995-09-26 | Sankyo Co Ltd | 含窒素環状化合物の光学分割方法 |
MX9605611A (es) * | 1994-05-16 | 1998-05-31 | Merrell Pharma Inc | Procedimiento y sales diastereomericas utiles para la resolucion optica de a-(4-(1,1-dimetiletil)fenil)-4-(hidroxidifenil-metil)-1-pipe ridinbutanol racemico y compuestos derivados. |
-
1997
- 1997-01-20 MX MX9805870A patent/MX9805870A/es active IP Right Grant
- 1997-01-22 HU HU9900798A patent/HUP9900798A3/hu not_active Application Discontinuation
- 1997-01-22 KR KR1019980705603A patent/KR19990081891A/ko not_active Application Discontinuation
- 1997-01-22 EP EP97901158A patent/EP0883608B1/en not_active Expired - Lifetime
- 1997-01-22 WO PCT/GB1997/000185 patent/WO1997027176A1/en active IP Right Grant
- 1997-01-22 CA CA002242595A patent/CA2242595A1/en not_active Abandoned
- 1997-01-22 DE DE69738154T patent/DE69738154T2/de not_active Expired - Fee Related
- 1997-01-22 AT AT97901158T patent/ATE373640T1/de not_active IP Right Cessation
- 1997-01-22 JP JP52664997A patent/JP4163748B2/ja not_active Expired - Fee Related
- 1997-01-22 SK SK980-98A patent/SK98098A3/sk unknown
- 1997-01-22 AU AU14503/97A patent/AU716570B2/en not_active Ceased
- 1997-01-22 CZ CZ982251A patent/CZ225198A3/cs unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4836778B2 (ja) * | 2003-04-10 | 2011-12-14 | ポクセル ソシエテ パール アクシオン サンプリフィエ | インスリン抵抗性症候群に関連する疾患の治療に有用なアミンを分割するための方法 |
Also Published As
Publication number | Publication date |
---|---|
EP0883608B1 (en) | 2007-09-19 |
AU716570B2 (en) | 2000-03-02 |
ATE373640T1 (de) | 2007-10-15 |
SK98098A3 (en) | 1999-03-12 |
MX9805870A (ja) | 1999-01-31 |
CA2242595A1 (en) | 1997-07-31 |
DE69738154D1 (de) | 2007-10-31 |
HUP9900798A3 (en) | 1999-11-29 |
DE69738154T2 (de) | 2008-06-12 |
KR19990081891A (ko) | 1999-11-15 |
EP0883608A1 (en) | 1998-12-16 |
HUP9900798A2 (hu) | 1999-07-28 |
AU1450397A (en) | 1997-08-20 |
JP4163748B2 (ja) | 2008-10-08 |
CZ225198A3 (cs) | 1998-12-16 |
WO1997027176A1 (en) | 1997-07-31 |
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