IT1319654B1 - Processo di isomerizzazione di 6beta-fluoro steroidi neicorrispondenti 6alfa-fluoro derivati. - Google Patents

Processo di isomerizzazione di 6beta-fluoro steroidi neicorrispondenti 6alfa-fluoro derivati.

Info

Publication number
IT1319654B1
IT1319654B1 IT2000MI002454A ITMI20002454A IT1319654B1 IT 1319654 B1 IT1319654 B1 IT 1319654B1 IT 2000MI002454 A IT2000MI002454 A IT 2000MI002454A IT MI20002454 A ITMI20002454 A IT MI20002454A IT 1319654 B1 IT1319654 B1 IT 1319654B1
Authority
IT
Italy
Prior art keywords
fluoro
beta
alpha
correspondents
isomerization
Prior art date
Application number
IT2000MI002454A
Other languages
English (en)
Inventor
Gianfranco Cainelli
Achille Umani-Ronchi
Michele Contento
Sergio Sandri
Col Marco Da
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 IT2000MI002454A priority Critical patent/IT1319654B1/it
Priority to US09/858,407 priority patent/US6369218B1/en
Priority to AT01112122T priority patent/ATE299887T1/de
Priority to ES01112122T priority patent/ES2246274T3/es
Priority to EP01112122A priority patent/EP1207165B1/en
Priority to PT01112122T priority patent/PT1207165E/pt
Priority to JP2001148749A priority patent/JP2002155097A/ja
Priority to CA002348206A priority patent/CA2348206A1/en
Publication of ITMI20002454A1 publication Critical patent/ITMI20002454A1/it
Application granted granted Critical
Publication of IT1319654B1 publication Critical patent/IT1319654B1/it

Links

Classifications

    • 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
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
IT2000MI002454A 2000-11-15 2000-11-15 Processo di isomerizzazione di 6beta-fluoro steroidi neicorrispondenti 6alfa-fluoro derivati. IT1319654B1 (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT2000MI002454A IT1319654B1 (it) 2000-11-15 2000-11-15 Processo di isomerizzazione di 6beta-fluoro steroidi neicorrispondenti 6alfa-fluoro derivati.
US09/858,407 US6369218B1 (en) 2000-11-15 2001-05-16 Isomerisation of 6β-fluorosteroids into the corresponding 6α-fluoro derivatives
AT01112122T ATE299887T1 (de) 2000-11-15 2001-05-17 Verfahren zur isomerisierung von 6-beta- fluorosteroide zu den entsprechenden 6-alpha- derivaten
ES01112122T ES2246274T3 (es) 2000-11-15 2001-05-17 Procedimiento de isomerizacion de los 6-beta-fluoesteroides en los derivados 6-alfa correspondientes.
EP01112122A EP1207165B1 (en) 2000-11-15 2001-05-17 Isomerisation of 6beta-fluorosteroids into the corresponding 6alpha-fluoro derivatives
PT01112122T PT1207165E (pt) 2000-11-15 2001-05-17 Isomerizacao de 6-beta-fluoroesterouides nos derivados 6-alfa-fluoro correspondentes
JP2001148749A JP2002155097A (ja) 2000-11-15 2001-05-18 ６β−フルオロステロイド類の対応６α−フルオロ誘導体への異性化方法
CA002348206A CA2348206A1 (en) 2000-11-15 2001-05-23 Isomerisation of 6beta-fluorosteroids into the corresponding 6alpha-fluoro derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2000MI002454A IT1319654B1 (it) 2000-11-15 2000-11-15 Processo di isomerizzazione di 6beta-fluoro steroidi neicorrispondenti 6alfa-fluoro derivati.

Publications (2)

Publication Number Publication Date
ITMI20002454A1 ITMI20002454A1 (it) 2002-05-15
IT1319654B1 true IT1319654B1 (it) 2003-10-23

Family

ID=11446108

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000MI002454A IT1319654B1 (it) 2000-11-15 2000-11-15 Processo di isomerizzazione di 6beta-fluoro steroidi neicorrispondenti 6alfa-fluoro derivati.

Country Status (8)

Country Link
US (1) US6369218B1 (it)
EP (1) EP1207165B1 (it)
JP (1) JP2002155097A (it)
AT (1) ATE299887T1 (it)
CA (1) CA2348206A1 (it)
ES (1) ES2246274T3 (it)
IT (1) IT1319654B1 (it)
PT (1) PT1207165E (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20020676A1 (it) * 2002-03-29 2003-09-29 Farmabios S R L Ora Farmabios Processo di preparazione di 6(alfa)-fluro steroidi
AU2003298339A1 (en) * 2002-12-09 2004-06-30 Sicor Inc. Process for the preparation of pregnanes
CN104327147B (zh) * 2014-06-04 2016-11-23 正源堂（天津滨海新区）生物科技有限公司 一种麦角甾醇类化合物及其制备方法与应用

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2961441A (en) * 1959-08-07 1960-11-22 Pfizer & Co C Process for producing 6beta-fluorosteroids
US3681410A (en) * 1970-08-07 1972-08-01 Syntex Corp Process for preparing 17{60 -hydroxy-20-keto and 17{60 ,21-dihydroxy-20-keto pregnanes and derivatives and intermediates thereof
US3980778A (en) * 1973-10-25 1976-09-14 The Upjohn Company Anti-inflammatory steroid
US4036831A (en) * 1975-10-28 1977-07-19 Steroid Development Company Establishment Trimethyl siloxane steroid intermediates
US4340538A (en) * 1980-07-21 1982-07-20 The Upjohn Company Process for producing 6α-fluoro-Δ1,4 -3-keto steroids
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

Also Published As

Publication number Publication date
EP1207165A2 (en) 2002-05-22
US6369218B1 (en) 2002-04-09
PT1207165E (pt) 2005-11-30
EP1207165B1 (en) 2005-07-20
ES2246274T3 (es) 2006-02-16
ITMI20002454A1 (it) 2002-05-15
JP2002155097A (ja) 2002-05-28
EP1207165A3 (en) 2003-11-12
ATE299887T1 (de) 2005-08-15
CA2348206A1 (en) 2002-05-15

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