CA2769820C - Method for making 3.alpha.-hydroxy, 3.beta.- methyl-5.alpha.-pregnan-20-one (ganaxolone) - Google Patents
Method for making 3.alpha.-hydroxy, 3.beta.- methyl-5.alpha.-pregnan-20-one (ganaxolone) Download PDFInfo
- Publication number
- CA2769820C CA2769820C CA2769820A CA2769820A CA2769820C CA 2769820 C CA2769820 C CA 2769820C CA 2769820 A CA2769820 A CA 2769820A CA 2769820 A CA2769820 A CA 2769820A CA 2769820 C CA2769820 C CA 2769820C
- Authority
- CA
- Canada
- Prior art keywords
- ganaxolone
- methyl
- methylating agent
- reaction
- dione
- 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.)
- Active
Links
Classifications
-
- 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
- A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
- A61K31/57—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane or progesterone
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J7/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms
- C07J7/0005—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21
- C07J7/001—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by a keto group
- C07J7/0015—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by a keto group not substituted in position 17 alfa
- C07J7/002—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by a keto group not substituted in position 17 alfa not substituted in position 16
-
- 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
- A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
- A61K31/575—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids substituted in position 17 beta by a chain of three or more carbon atoms, e.g. cholane, cholestane, ergosterol, sitosterol
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J7/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms
- C07J7/0005—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21
- C07J7/001—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by a keto group
- C07J7/004—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by a keto group substituted in position 17 alfa
- C07J7/0045—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of two carbon atoms not substituted in position 21 substituted in position 20 by a keto group substituted in position 17 alfa not substituted in position 16
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Biomedical Technology (AREA)
- Neurosurgery (AREA)
- Neurology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Psychiatry (AREA)
- Hospice & Palliative Care (AREA)
- Steroid Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23355309P | 2009-08-13 | 2009-08-13 | |
| US61/233,553 | 2009-08-13 | ||
| PCT/US2010/045176 WO2011019821A2 (en) | 2009-08-13 | 2010-08-11 | METHOD FOR MAKING 3α-HYDROXY, 3β- METHYL-5α-PREGNAN-20-ONE (GANAXOLONE) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2769820A1 CA2769820A1 (en) | 2011-02-17 |
| CA2769820C true CA2769820C (en) | 2017-06-27 |
Family
ID=43586809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2769820A Active CA2769820C (en) | 2009-08-13 | 2010-08-11 | Method for making 3.alpha.-hydroxy, 3.beta.- methyl-5.alpha.-pregnan-20-one (ganaxolone) |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US8362286B2 (https=) |
| EP (1) | EP2464653B1 (https=) |
| JP (1) | JP5745517B2 (https=) |
| KR (1) | KR101778603B1 (https=) |
| CN (1) | CN102549007B (https=) |
| AU (1) | AU2010282570B2 (https=) |
| BR (1) | BR112012003085B1 (https=) |
| CA (1) | CA2769820C (https=) |
| EA (1) | EA024269B1 (https=) |
| ES (1) | ES2524724T3 (https=) |
| IL (1) | IL217857A (https=) |
| MX (1) | MX2012001728A (https=) |
| NZ (1) | NZ597940A (https=) |
| WO (1) | WO2011019821A2 (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101583620B (zh) | 2005-11-28 | 2016-08-17 | 马里纳斯医药公司 | 加奈索酮组合物及其制备和使用方法 |
| US9629853B2 (en) | 2014-05-21 | 2017-04-25 | Wisconsin Alumni Research Foundation | Uses of ganaxolone |
| CZ305837B6 (cs) * | 2015-02-25 | 2016-03-30 | Vysoká škola chemicko - technologická v Praze | (3α,5β,20S)-3-Nitrooxy-pregnan-20-karboxylová kyselina |
| EA036155B1 (ru) | 2015-10-16 | 2020-10-06 | Маринус Фармасьютикалс, Инк. | Инъекционные составы нейростероида, содержащие наночастицы |
| CN106366149B (zh) * | 2016-08-09 | 2018-01-23 | 南京臣功制药股份有限公司 | 一种醋酸甲羟孕酮分散片的有关物质及其分析检测方法 |
| CN106279326A (zh) * | 2016-08-09 | 2017-01-04 | 南京臣功制药股份有限公司 | 一种醋酸甲羟孕酮胶囊的有关物质及其分析检测方法 |
| EP4233861A3 (en) | 2016-08-11 | 2023-10-11 | Ovid Therapeutics, Inc. | Compositions for treatment of essential tremor |
| US10391105B2 (en) | 2016-09-09 | 2019-08-27 | Marinus Pharmaceuticals Inc. | Methods of treating certain depressive disorders and delirium tremens |
| IT201800009683A1 (it) * | 2018-10-22 | 2020-04-22 | Ind Chimica Srl | Processo per la preparazione di 3α-idrossi-5α-pregnan-20-one (brexanolone) |
| US11266662B2 (en) | 2018-12-07 | 2022-03-08 | Marinus Pharmaceuticals, Inc. | Ganaxolone for use in prophylaxis and treatment of postpartum depression |
| CN114728012A (zh) | 2019-08-05 | 2022-07-08 | 马瑞纳斯制药公司 | 用于治疗癫痫持续状态的加奈索酮 |
| JP7780431B2 (ja) | 2019-12-06 | 2025-12-04 | マリナス ファーマシューティカルズ， インコーポレイテッド | 結節性硬化症の治療での使用のためのガナキソロン |
| IT202000021316A1 (it) * | 2020-09-09 | 2022-03-09 | Ind Chimica Srl | PROCESSO PER LA PREPARAZIONE DI (3α,5α)-3-IDROSSI-3-METIL-PREGNAN-20-ONE (GANAXOLONE) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3953429A (en) * | 1970-12-17 | 1976-04-27 | Glaxo Laboratories Limited | Anaesthetic steroids of the androstance and pregnane series |
| US5232917A (en) * | 1987-08-25 | 1993-08-03 | University Of Southern California | Methods, compositions, and compounds for allosteric modulation of the GABA receptor by members of the androstane and pregnane series |
| US5319115A (en) | 1987-08-25 | 1994-06-07 | Cocensys Inc. | Method for making 3α-hydroxy, 3β-substituted-pregnanes |
| AU698834B2 (en) * | 1993-05-24 | 1998-11-12 | Purdue Pharma Ltd. | Methods and compositions for inducing sleep |
| FR2720747B1 (fr) * | 1994-06-02 | 1996-07-12 | Roussel Uclaf | Nouveau procédé de préparation d'un stéroïde 16béta-méthyl et nouveaux intermédiaires. |
| FI972202L (fi) * | 1994-11-23 | 1997-07-17 | Cocensys Inc | Androstaanit ja pregnaanit GABA-reseptoreiden allosteeriseen muunteluun |
| US20060009432A1 (en) * | 2004-07-09 | 2006-01-12 | Roger Whiting | Use of neurosteroids to treat neuropathic pain |
| CN101583620B (zh) * | 2005-11-28 | 2016-08-17 | 马里纳斯医药公司 | 加奈索酮组合物及其制备和使用方法 |
-
2010
- 2010-08-11 AU AU2010282570A patent/AU2010282570B2/en active Active
- 2010-08-11 EP EP10808696.8A patent/EP2464653B1/en active Active
- 2010-08-11 CN CN201080035660.3A patent/CN102549007B/zh active Active
- 2010-08-11 CA CA2769820A patent/CA2769820C/en active Active
- 2010-08-11 EA EA201270241A patent/EA024269B1/ru active IP Right Revival
- 2010-08-11 KR KR1020127006429A patent/KR101778603B1/ko active Active
- 2010-08-11 WO PCT/US2010/045176 patent/WO2011019821A2/en not_active Ceased
- 2010-08-11 NZ NZ597940A patent/NZ597940A/xx unknown
- 2010-08-11 MX MX2012001728A patent/MX2012001728A/es active IP Right Grant
- 2010-08-11 JP JP2012524841A patent/JP5745517B2/ja active Active
- 2010-08-11 BR BR112012003085-0A patent/BR112012003085B1/pt active IP Right Grant
- 2010-08-11 US US12/854,226 patent/US8362286B2/en active Active
- 2010-08-11 ES ES10808696.8T patent/ES2524724T3/es active Active
-
2012
- 2012-01-31 IL IL217857A patent/IL217857A/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| AU2010282570B2 (en) | 2014-04-24 |
| KR101778603B1 (ko) | 2017-09-14 |
| EA024269B1 (ru) | 2016-09-30 |
| EP2464653A4 (en) | 2013-01-16 |
| JP5745517B2 (ja) | 2015-07-08 |
| EA201270241A1 (ru) | 2013-09-30 |
| ES2524724T3 (es) | 2014-12-11 |
| AU2010282570A1 (en) | 2012-02-23 |
| HK1171761A1 (en) | 2013-04-05 |
| CA2769820A1 (en) | 2011-02-17 |
| IL217857A0 (en) | 2012-03-29 |
| IL217857A (en) | 2016-03-31 |
| JP2013501803A (ja) | 2013-01-17 |
| WO2011019821A3 (en) | 2011-06-16 |
| BR112012003085A2 (pt) | 2020-12-01 |
| CN102549007A (zh) | 2012-07-04 |
| EP2464653A2 (en) | 2012-06-20 |
| NZ597940A (en) | 2013-03-28 |
| BR112012003085B1 (pt) | 2021-06-01 |
| US8362286B2 (en) | 2013-01-29 |
| KR20120084715A (ko) | 2012-07-30 |
| US20110040112A1 (en) | 2011-02-17 |
| CN102549007B (zh) | 2015-03-18 |
| WO2011019821A2 (en) | 2011-02-17 |
| MX2012001728A (es) | 2012-06-01 |
| EP2464653B1 (en) | 2014-10-22 |
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| U11 | Full renewal or maintenance fee paid |
Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL Effective date: 20250709 |