ITMI20020676A1 - Processo di preparazione di 6(alfa)-fluro steroidi - Google Patents
Processo di preparazione di 6(alfa)-fluro steroidiInfo
- Publication number
- ITMI20020676A1 ITMI20020676A1 IT2002MI000676A ITMI20020676A ITMI20020676A1 IT MI20020676 A1 ITMI20020676 A1 IT MI20020676A1 IT 2002MI000676 A IT2002MI000676 A IT 2002MI000676A IT MI20020676 A ITMI20020676 A IT MI20020676A IT MI20020676 A1 ITMI20020676 A1 IT MI20020676A1
- Authority
- IT
- Italy
- Prior art keywords
- fluro
- steroids
- alpha
- preparation process
- preparation
- 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
- C07J71/0026—Oxygen-containing hetero ring cyclic ketals
- C07J71/0031—Oxygen-containing hetero ring cyclic ketals at positions 16, 17
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J3/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by one carbon atom
- C07J3/005—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by one carbon atom the carbon atom being part of a carboxylic function
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J31/00—Normal steroids containing one or more sulfur atoms not belonging to a hetero ring
- C07J31/006—Normal steroids containing one or more sulfur atoms not belonging to a hetero ring not covered by C07J31/003
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Steroid Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2002MI000676A ITMI20020676A1 (it) | 2002-03-29 | 2002-03-29 | Processo di preparazione di 6(alfa)-fluro steroidi |
PCT/EP2003/003328 WO2003082896A2 (en) | 2002-03-29 | 2003-03-31 | A PROCESS FOR THE PREPARATION OF 6α-FLUORO STEROIDS BY ISOMERISATION OF 6β-FLUOROSTEROIDS |
US10/508,668 US20050192437A1 (en) | 2002-03-29 | 2003-03-31 | Process for the preparation of 6alpha-fluoro steroids by isomerisation of 6beta-fluorosteroids |
CA002480629A CA2480629A1 (en) | 2002-03-29 | 2003-03-31 | A process for the preparation of 6.alpha.-fluoro steroids by isomerisation of 6.beta.-fluorosteroids |
AU2003221537A AU2003221537A1 (en) | 2002-03-29 | 2003-03-31 | A process for the preparation of 6alpha-fluoro steroids by isomerisation of 6beta-fluorosteroids |
JP2003580360A JP2005524680A (ja) | 2002-03-29 | 2003-03-31 | 6α−フルオロステロイドの調製のための方法 |
MXPA04009383A MXPA04009383A (es) | 2002-03-29 | 2003-03-31 | Proceso para preparacion de 6-alfa-fluoro esteroides por isomerizacion de 6-beta-fluoroesteroides. |
EP03717254A EP1497310A2 (en) | 2002-03-29 | 2003-03-31 | A process for the preparation of 6 alfa-fluoro steroids by isomerisation of 6.beta.-fluorosteroids |
IL16423304A IL164233A0 (en) | 2002-03-29 | 2004-09-22 | A process for the preparation of 6-alfa-fluoro steroids |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2002MI000676A ITMI20020676A1 (it) | 2002-03-29 | 2002-03-29 | Processo di preparazione di 6(alfa)-fluro steroidi |
Publications (2)
Publication Number | Publication Date |
---|---|
ITMI20020676A0 ITMI20020676A0 (it) | 2002-03-29 |
ITMI20020676A1 true ITMI20020676A1 (it) | 2003-09-29 |
Family
ID=11449614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2002MI000676A ITMI20020676A1 (it) | 2002-03-29 | 2002-03-29 | Processo di preparazione di 6(alfa)-fluro steroidi |
Country Status (9)
Country | Link |
---|---|
US (1) | US20050192437A1 (it) |
EP (1) | EP1497310A2 (it) |
JP (1) | JP2005524680A (it) |
AU (1) | AU2003221537A1 (it) |
CA (1) | CA2480629A1 (it) |
IL (1) | IL164233A0 (it) |
IT (1) | ITMI20020676A1 (it) |
MX (1) | MXPA04009383A (it) |
WO (1) | WO2003082896A2 (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8049021B2 (en) | 2007-03-23 | 2011-11-01 | Dr. Reddy's Laboratories Limited | Process for the preparation of fluorotetraene |
CN101838301A (zh) * | 2009-10-16 | 2010-09-22 | 吴美洲 | 含氟甾体化合物的制备方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4093721A (en) * | 1974-08-30 | 1978-06-06 | Glaxo Laboratories Limited | Pharmaceutical compositions of 6α,9α-difluoro-androst-4-ene-17β-carboxylates and derivatives thereof |
GB1514476A (en) * | 1974-08-30 | 1978-06-14 | Glaxo Lab Ltd | Alkyl and haloalkyl androst-4-ene and androsta-1,4-diene-17beta-carboxylates |
FR2701262B1 (fr) * | 1993-02-05 | 1995-03-24 | Roussel Uclaf | Nouveau procédé de préparation de stéroïdes 6 alpa, 9 alpha-difluorés et nouveaus intermédiaires. |
US5543417A (en) * | 1994-10-21 | 1996-08-06 | Merck & Co., Inc. | Combination method of treating acne using 4-AZA-5α-cholestan-ones and 4-AZA-5α-androstan-ones as selective 5α-reductase inhibitors with anti-bacterial, keratolytic, or anti-inflammatory agents |
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. |
-
2002
- 2002-03-29 IT IT2002MI000676A patent/ITMI20020676A1/it unknown
-
2003
- 2003-03-31 JP JP2003580360A patent/JP2005524680A/ja active Pending
- 2003-03-31 US US10/508,668 patent/US20050192437A1/en not_active Abandoned
- 2003-03-31 EP EP03717254A patent/EP1497310A2/en not_active Withdrawn
- 2003-03-31 CA CA002480629A patent/CA2480629A1/en not_active Abandoned
- 2003-03-31 MX MXPA04009383A patent/MXPA04009383A/es unknown
- 2003-03-31 AU AU2003221537A patent/AU2003221537A1/en not_active Abandoned
- 2003-03-31 WO PCT/EP2003/003328 patent/WO2003082896A2/en not_active Application Discontinuation
-
2004
- 2004-09-22 IL IL16423304A patent/IL164233A0/xx unknown
Also Published As
Publication number | Publication date |
---|---|
EP1497310A2 (en) | 2005-01-19 |
AU2003221537A1 (en) | 2003-10-13 |
AU2003221537A8 (en) | 2003-10-13 |
JP2005524680A (ja) | 2005-08-18 |
WO2003082896A3 (en) | 2003-11-20 |
ITMI20020676A0 (it) | 2002-03-29 |
WO2003082896A2 (en) | 2003-10-09 |
MXPA04009383A (es) | 2005-01-25 |
US20050192437A1 (en) | 2005-09-01 |
IL164233A0 (en) | 2005-12-18 |
CA2480629A1 (en) | 2003-10-09 |
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