PL334136A1 - Method of obtaining enantiomerically enriched methyl threophenidate - Google Patents
Method of obtaining enantiomerically enriched methyl threophenidateInfo
- Publication number
- PL334136A1 PL334136A1 PL97334136A PL33413697A PL334136A1 PL 334136 A1 PL334136 A1 PL 334136A1 PL 97334136 A PL97334136 A PL 97334136A PL 33413697 A PL33413697 A PL 33413697A PL 334136 A1 PL334136 A1 PL 334136A1
- Authority
- PL
- Poland
- Prior art keywords
- threophenidate
- enantiomerically enriched
- obtaining enantiomerically
- enriched methyl
- methyl
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Hydrogenated Pyridines (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9625972.6A GB9625972D0 (en) | 1996-12-13 | 1996-12-13 | Bioresolution |
GBGB9712298.0A GB9712298D0 (en) | 1997-06-12 | 1997-06-12 | Crystallisation |
PCT/GB1997/003418 WO1998025902A1 (en) | 1996-12-13 | 1997-12-11 | The preparation of enantiomerically-enriched threo-methylphenidate |
Publications (1)
Publication Number | Publication Date |
---|---|
PL334136A1 true PL334136A1 (en) | 2000-02-14 |
Family
ID=26310627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL97334136A PL334136A1 (en) | 1996-12-13 | 1997-12-11 | Method of obtaining enantiomerically enriched methyl threophenidate |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0948484A1 (en) |
JP (1) | JP2001506621A (en) |
AU (1) | AU7847098A (en) |
CA (1) | CA2272373A1 (en) |
CZ (1) | CZ206299A3 (en) |
HU (1) | HUP0001604A3 (en) |
NO (1) | NO992875L (en) |
PL (1) | PL334136A1 (en) |
WO (1) | WO1998025902A1 (en) |
Families Citing this family (24)
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 |
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 |
US6395752B1 (en) * | 1999-03-04 | 2002-05-28 | Pharmaquest Limited | Method of treating depression using 1-threo-methylphenidate |
US6127385A (en) * | 1999-03-04 | 2000-10-03 | Pharmaquest Limited | Method of treating depression using l-threo-methylphenidate |
US6025502A (en) * | 1999-03-19 | 2000-02-15 | The Trustees Of The University Of Pennsylvania | Enantopselective synthesis of methyl phenidate |
US6221883B1 (en) * | 2000-04-12 | 2001-04-24 | Ross Baldessarini | Method of dopamine inhibition using l-threo-methylphenidate |
EP1163907B1 (en) * | 2000-06-17 | 2006-04-12 | Pharmaquest Limited | Use of l-threo-methylphenidate for the manufacture of a medicament for the treatment of depression |
WO2004080959A2 (en) * | 2003-03-07 | 2004-09-23 | Isp Investments Inc. | Process for the preparation of dexmethylphenidate hydrochloride |
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 |
KR101561361B1 (en) | 2010-12-17 | 2015-10-16 | 로드스 테크놀로지즈 | Low-temperature synthesis of methylphenidate hydrochloride |
US9498447B2 (en) | 2011-03-23 | 2016-11-22 | Ironshore Pharmaceuticals & Development, Inc. | Compositions for 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 |
US11241391B2 (en) | 2011-03-23 | 2022-02-08 | Ironshore Pharmaceuticals & Development, Inc. | Compositions for treatment of attention deficit hyperactivity disorder |
EP3272342B1 (en) | 2011-03-23 | 2021-05-26 | 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 |
US8916588B2 (en) | 2011-03-23 | 2014-12-23 | Ironshore Pharmaceuticals & Development, Inc. | Methods 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 |
US10905652B2 (en) | 2011-03-23 | 2021-02-02 | Ironshore Pharmaceuticals & Development, Inc. | Compositions for treatment of attention deficit hyperactivity disorder |
US9233924B2 (en) | 2014-03-11 | 2016-01-12 | Ampac Fine Chemicals Llc | Methods for preparing D-threo methylphenidate using diazomethane, and compositions thereof |
JP2017519832A (en) | 2014-06-27 | 2017-07-20 | エンビオ リミテッド | Novel method for the synthesis of optically pure β-aminoalcohols |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02190195A (en) * | 1989-01-19 | 1990-07-26 | Rikagaku Kenkyusho | Production of optically active propionic acid ester compound |
JPH02273196A (en) * | 1989-03-08 | 1990-11-07 | Wisconsin Alumni Res Found | Method for improving enantio-selectivity in biocatalytic resolution of racemic compound |
JP3431204B2 (en) * | 1993-04-22 | 2003-07-28 | 塩野義製薬株式会社 | Norbornane type ester hydrolase |
BE1007297A3 (en) * | 1993-07-19 | 1995-05-09 | Dsm Nv | OPTICAL METHOD FOR THE PREPARATION OF ACTIVE alcohols and esters, alcohols and esters APPLIED AND WILLING TO SUCH METHODS. |
DE4420751A1 (en) * | 1994-06-15 | 1995-12-21 | Basf Ag | Process for the preparation of enantiomerically pure lactams |
-
1997
- 1997-12-11 AU AU78470/98A patent/AU7847098A/en not_active Abandoned
- 1997-12-11 HU HU0001604A patent/HUP0001604A3/en unknown
- 1997-12-11 CZ CZ992062A patent/CZ206299A3/en unknown
- 1997-12-11 PL PL97334136A patent/PL334136A1/en unknown
- 1997-12-11 WO PCT/GB1997/003418 patent/WO1998025902A1/en not_active Application Discontinuation
- 1997-12-11 EP EP97949034A patent/EP0948484A1/en not_active Withdrawn
- 1997-12-11 CA CA002272373A patent/CA2272373A1/en not_active Abandoned
- 1997-12-11 JP JP52637898A patent/JP2001506621A/en active Pending
-
1999
- 1999-06-11 NO NO992875A patent/NO992875L/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NO992875L (en) | 1999-06-14 |
JP2001506621A (en) | 2001-05-22 |
EP0948484A1 (en) | 1999-10-13 |
NO992875D0 (en) | 1999-06-11 |
CZ206299A3 (en) | 1999-09-15 |
WO1998025902A1 (en) | 1998-06-18 |
HUP0001604A2 (en) | 2000-10-28 |
HUP0001604A3 (en) | 2003-03-28 |
CA2272373A1 (en) | 1998-06-18 |
AU7847098A (en) | 1998-07-03 |
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