MX9805870A - - Google Patents
Info
- Publication number
- MX9805870A MX9805870A MX9805870A MX9805870A MX9805870A MX 9805870 A MX9805870 A MX 9805870A MX 9805870 A MX9805870 A MX 9805870A MX 9805870 A MX9805870 A MX 9805870A MX 9805870 A MX9805870 A MX 9805870A
- Authority
- MX
- Mexico
- Prior art keywords
- enantiomers
- resolving agent
- acid
- threo
- resolution
- Prior art date
Links
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
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9601228.1A GB9601228D0 (en) | 1996-01-22 | 1996-01-22 | Resolution |
| GB9700156 | 1997-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX9805870A true MX9805870A (es) | 1999-01-31 |
Family
ID=26308503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX9805870A MX9805870A (es) | 1996-01-22 | 1997-01-20 |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP0883608B1 (es) |
| JP (1) | JP4163748B2 (es) |
| KR (1) | KR19990081891A (es) |
| AT (1) | ATE373640T1 (es) |
| AU (1) | AU716570B2 (es) |
| CA (1) | CA2242595A1 (es) |
| CZ (1) | CZ225198A3 (es) |
| DE (1) | DE69738154T2 (es) |
| HU (1) | HUP9900798A3 (es) |
| MX (1) | MX9805870A (es) |
| SK (1) | SK98098A3 (es) |
| WO (1) | WO1997027176A1 (es) |
Families Citing this family (22)
| 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 |
| PT879228E (pt) * | 1996-02-02 | 2003-01-31 | Medeva Europ Ltd | Processo para a preparacao de d-treo-(r,r)-metilfenidato e reciclagem de enantiomeros indesejaveis por epimerizacao |
| 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 |
| AU2199901A (en) * | 1999-12-17 | 2001-06-25 | 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 |
| FR2853650B1 (fr) * | 2003-04-10 | 2006-07-07 | Merck Sante Sas | Procede de dedoublement d'amines utiles pour le traitement de desordres associes au syndrome d'insulino-resistance |
| 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 |
| WO2010128517A1 (en) | 2009-05-07 | 2010-11-11 | Malladi Drugs & Pharmaceuticals Ltd. | Improved process for the preparation of d-threo-ritalinic acid hydrochloride by resolution of dl-threo-ritalinic acid using chiral carboxylic acid |
| WO2012129551A1 (en) | 2011-03-23 | 2012-09-27 | Ironshore Pharmaceuticals & Development, Inc. | Methods and compositions for treatment of attention deficit 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 |
| 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 |
| 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 |
| US8916588B2 (en) | 2011-03-23 | 2014-12-23 | Ironshore Pharmaceuticals & Development, Inc. | Methods for treatment of attention deficit hyperactivity 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 |
| ATE194328T1 (de) * | 1994-05-16 | 2000-07-15 | Merrell Pharma Inc | Verfahren und diastereomere salze nützlich bei der racemattrennung von racemischer 4-(4-(4- (hydroxydiphenylmethyl)-1-piperidinyl)-1- hydroxybutyl)-alpha,alpha-dimethylphenyl essigsäure sowie entsprechende diastereomere salze |
-
1997
- 1997-01-20 MX MX9805870A patent/MX9805870A/es active IP Right Grant
- 1997-01-22 EP EP97901158A patent/EP0883608B1/en not_active Expired - Lifetime
- 1997-01-22 CA CA002242595A patent/CA2242595A1/en not_active Abandoned
- 1997-01-22 WO PCT/GB1997/000185 patent/WO1997027176A1/en active IP Right Grant
- 1997-01-22 JP JP52664997A patent/JP4163748B2/ja not_active Expired - Fee Related
- 1997-01-22 AU AU14503/97A patent/AU716570B2/en not_active Ceased
- 1997-01-22 SK SK980-98A patent/SK98098A3/sk unknown
- 1997-01-22 CZ CZ982251A patent/CZ225198A3/cs unknown
- 1997-01-22 AT AT97901158T patent/ATE373640T1/de not_active IP Right Cessation
- 1997-01-22 HU HU9900798A patent/HUP9900798A3/hu not_active Application Discontinuation
- 1997-01-22 DE DE69738154T patent/DE69738154T2/de not_active Expired - Fee Related
- 1997-01-22 KR KR1019980705603A patent/KR19990081891A/ko not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AU716570B2 (en) | 2000-03-02 |
| WO1997027176A1 (en) | 1997-07-31 |
| EP0883608A1 (en) | 1998-12-16 |
| HUP9900798A2 (hu) | 1999-07-28 |
| CZ225198A3 (cs) | 1998-12-16 |
| JP2000517288A (ja) | 2000-12-26 |
| CA2242595A1 (en) | 1997-07-31 |
| HUP9900798A3 (en) | 1999-11-29 |
| ATE373640T1 (de) | 2007-10-15 |
| EP0883608B1 (en) | 2007-09-19 |
| KR19990081891A (ko) | 1999-11-15 |
| DE69738154T2 (de) | 2008-06-12 |
| AU1450397A (en) | 1997-08-20 |
| SK98098A3 (en) | 1999-03-12 |
| DE69738154D1 (de) | 2007-10-31 |
| JP4163748B2 (ja) | 2008-10-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Grant or registration |