ITMI20020676A1 - Processo di preparazione di 6(alfa)-fluro steroidi - Google Patents

Processo di preparazione di 6(alfa)-fluro steroidi

Info

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
Application number
IT2002MI000676A
Other languages
English (en)
Inventor
Michele Contento
Sergio Sandri
Col Marco Dal
Gianfraco Cainelli
Achille Umani-Ronchi
Original Assignee
Farmabios S R L Ora Farmabios
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Farmabios S R L Ora Farmabios filed Critical Farmabios S R L Ora Farmabios
Priority to IT2002MI000676A priority Critical patent/ITMI20020676A1/it
Publication of ITMI20020676A0 publication Critical patent/ITMI20020676A0/it
Priority to CA002480629A priority patent/CA2480629A1/en
Priority to MXPA04009383A priority patent/MXPA04009383A/es
Priority to AU2003221537A priority patent/AU2003221537A1/en
Priority to PCT/EP2003/003328 priority patent/WO2003082896A2/en
Priority to EP03717254A priority patent/EP1497310A2/en
Priority to US10/508,668 priority patent/US20050192437A1/en
Priority to JP2003580360A priority patent/JP2005524680A/ja
Publication of ITMI20020676A1 publication Critical patent/ITMI20020676A1/it
Priority to IL16423304A priority patent/IL164233A0/xx

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)
IT2002MI000676A 2002-03-29 2002-03-29 Processo di preparazione di 6(alfa)-fluro steroidi ITMI20020676A1 (it)

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
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
MXPA04009383A MXPA04009383A (es) 2002-03-29 2003-03-31 Proceso para preparacion de 6-alfa-fluoro esteroides por isomerizacion de 6-beta-fluoroesteroides.
AU2003221537A AU2003221537A1 (en) 2002-03-29 2003-03-31 A process for the preparation of 6alpha-fluoro steroids by isomerisation of 6beta-fluorosteroids
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
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
US10/508,668 US20050192437A1 (en) 2002-03-29 2003-03-31 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
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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.

Also Published As

Publication number Publication date
AU2003221537A1 (en) 2003-10-13
US20050192437A1 (en) 2005-09-01
MXPA04009383A (es) 2005-01-25
EP1497310A2 (en) 2005-01-19
ITMI20020676A0 (it) 2002-03-29
JP2005524680A (ja) 2005-08-18
IL164233A0 (en) 2005-12-18
WO2003082896A3 (en) 2003-11-20
AU2003221537A8 (en) 2003-10-13
CA2480629A1 (en) 2003-10-09
WO2003082896A2 (en) 2003-10-09

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