MXPA05006279A - Proceso para la preparacion de pregnanos. - Google Patents
Proceso para la preparacion de pregnanos.Info
- Publication number
- MXPA05006279A MXPA05006279A MXPA05006279A MXPA05006279A MXPA05006279A MX PA05006279 A MXPA05006279 A MX PA05006279A MX PA05006279 A MXPA05006279 A MX PA05006279A MX PA05006279 A MXPA05006279 A MX PA05006279A MX PA05006279 A MXPA05006279 A MX PA05006279A
- Authority
- MX
- Mexico
- Prior art keywords
- preparation
- formula
- pregnanes
- derivatives
- fluoropregnane
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
- C07J71/0005—Oxygen-containing hetero ring
- C07J71/001—Oxiranes
- C07J71/0015—Oxiranes at position 9(11)
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Rheumatology (AREA)
- Pharmacology & Pharmacy (AREA)
- General Chemical & Material Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Pain & Pain Management (AREA)
- Steroid Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Un proceso estereoselectivo mejorado para la preparacion de derivados de 6a-fluoropregnano de la formula (I), que comprende la reaccion de derivados de 3-benzoiloxi-?3,5-pregnano de la formula (II), con un agente de fluoracion electrofilo en una mezcla de la reaccion sustancialmente libre de agua y en la presencia de una sal de un acido fuerte con una base nitrogenosa.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02027534 | 2002-12-09 | ||
PCT/EP2003/050925 WO2004052911A1 (en) | 2002-12-09 | 2003-12-02 | Process for the preparation of pregnanes |
Publications (1)
Publication Number | Publication Date |
---|---|
MXPA05006279A true MXPA05006279A (es) | 2006-01-27 |
Family
ID=32479719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MXPA05006279A MXPA05006279A (es) | 2002-12-09 | 2003-12-02 | Proceso para la preparacion de pregnanos. |
Country Status (10)
Country | Link |
---|---|
US (1) | US20060252926A1 (es) |
EP (1) | EP1474435B1 (es) |
JP (1) | JP4481831B2 (es) |
AT (1) | ATE318274T1 (es) |
AU (1) | AU2003298339A1 (es) |
CA (1) | CA2509366C (es) |
DE (1) | DE60303687D1 (es) |
IL (1) | IL169073A (es) |
MX (1) | MXPA05006279A (es) |
WO (1) | WO2004052911A1 (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR0214520A (pt) | 2001-11-29 | 2006-05-30 | Taro Pharmaceuticals Usa Inc | método para a preparação de corticosteróides de 6alfa-fluoro |
ITMI20122200A1 (it) * | 2012-12-20 | 2014-06-21 | Trifarma Spa | Processo per la preparazione di 6-alfa-fluoro pregnani |
CN103073613B (zh) * | 2012-12-31 | 2016-04-13 | 浙江工业大学 | 一种氟替卡松衍生物的合成方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2961441A (en) * | 1959-08-07 | 1960-11-22 | Pfizer & Co C | Process for producing 6beta-fluorosteroids |
US3379743A (en) * | 1965-06-07 | 1968-04-23 | Sterling Drug Inc | 17-enol esters of 3-oxy-17-hydroxy-polyunsaturated steroids and preparation thereof |
NL187577C (nl) * | 1978-04-05 | 1991-11-18 | Sibla Srl | 3-acetoxy-9beta,11beta-epoxy-pregna-1,3,5-trienen, werkwijze voor de bereiding daarvan en werkwijze voor de bereiding van 6alfa-halogeen-pregna-1,4-dieen-3-onen. |
US4188322A (en) * | 1978-04-28 | 1980-02-12 | Blasinachim S.P.A. | Process for the preparation of 6-halo-pregnanes |
FR2701262B1 (fr) * | 1993-02-05 | 1995-03-24 | Roussel Uclaf | Nouveau procédé de préparation de stéroïdes 6 alpa, 9 alpha-difluorés et nouveaus intermédiaires. |
IT1319654B1 (it) * | 2000-11-15 | 2003-10-23 | Farmabios S R L Ora Farmabios | Processo di isomerizzazione di 6beta-fluoro steroidi neicorrispondenti 6alfa-fluoro derivati. |
IT1319663B1 (it) * | 2000-11-17 | 2003-10-23 | Farmabios Srl | Processo per la preparazione di fluoro-steroidi. |
PT102628B (pt) * | 2001-06-12 | 2010-09-09 | Hovione Farmaciencia S A | Novo processo de preparação de flumetasona e do seu análogo 17-carboxilo androsteno |
-
2003
- 2003-12-02 AU AU2003298339A patent/AU2003298339A1/en not_active Abandoned
- 2003-12-02 WO PCT/EP2003/050925 patent/WO2004052911A1/en active Application Filing
- 2003-12-02 CA CA002509366A patent/CA2509366C/en not_active Expired - Fee Related
- 2003-12-02 EP EP03796075A patent/EP1474435B1/en not_active Expired - Lifetime
- 2003-12-02 US US10/537,916 patent/US20060252926A1/en not_active Abandoned
- 2003-12-02 AT AT03796075T patent/ATE318274T1/de not_active IP Right Cessation
- 2003-12-02 JP JP2004558103A patent/JP4481831B2/ja not_active Expired - Lifetime
- 2003-12-02 MX MXPA05006279A patent/MXPA05006279A/es active IP Right Grant
- 2003-12-02 DE DE60303687T patent/DE60303687D1/de not_active Expired - Lifetime
-
2005
- 2005-06-08 IL IL169073A patent/IL169073A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU2003298339A1 (en) | 2004-06-30 |
ATE318274T1 (de) | 2006-03-15 |
EP1474435A1 (en) | 2004-11-10 |
DE60303687D1 (de) | 2006-04-27 |
CA2509366A1 (en) | 2004-06-24 |
CA2509366C (en) | 2008-04-15 |
JP2006515582A (ja) | 2006-06-01 |
JP4481831B2 (ja) | 2010-06-16 |
IL169073A (en) | 2010-04-15 |
EP1474435B1 (en) | 2006-02-22 |
US20060252926A1 (en) | 2006-11-09 |
WO2004052911A1 (en) | 2004-06-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Grant or registration |