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GB2273096B - Piperido (4',3':16,17)-4-Aza-5alpha-androstan-3-one derivatives and process for their preparation - Google Patents

Piperido (4',3':16,17)-4-Aza-5alpha-androstan-3-one derivatives and process for their preparation

Info

Publication number
GB2273096B
GB2273096B GB9225235A GB9225235A GB2273096B GB 2273096 B GB2273096 B GB 2273096B GB 9225235 A GB9225235 A GB 9225235A GB 9225235 A GB9225235 A GB 9225235A GB 2273096 B GB2273096 B GB 2273096B
Authority
GB
United Kingdom
Prior art keywords
piperido
5alpha
androstan
aza
derivatives
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.)
Expired - Fee Related
Application number
GB9225235A
Other versions
GB2273096A (en
GB9225235D0 (en
Inventor
Achille Panzeri
Marcella Nesi
Salle Enrico Di
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pfizer Italia SRL
Original Assignee
Farmitalia Carlo Erba SRL
Carlo Erba SpA
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 Farmitalia Carlo Erba SRL, Carlo Erba SpA filed Critical Farmitalia Carlo Erba SRL
Priority to GB9225235A priority Critical patent/GB2273096B/en
Publication of GB9225235D0 publication Critical patent/GB9225235D0/en
Publication of GB2273096A publication Critical patent/GB2273096A/en
Application granted granted Critical
Publication of GB2273096B publication Critical patent/GB2273096B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C07J7/0025—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 substituted in position 16
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J13/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having a carbon-to-carbon double bond from or to position 17
    • C07J13/005—Normal steroids containing carbon, hydrogen, halogen or oxygen having a carbon-to-carbon double bond from or to position 17 with double bond in position 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
    • C07J73/00—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms
    • C07J73/001—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms by one hetero atom
    • C07J73/005—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms by one hetero atom by nitrogen as hetero atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB9225235A 1992-12-02 1992-12-02 Piperido (4',3':16,17)-4-Aza-5alpha-androstan-3-one derivatives and process for their preparation Expired - Fee Related GB2273096B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9225235A GB2273096B (en) 1992-12-02 1992-12-02 Piperido (4',3':16,17)-4-Aza-5alpha-androstan-3-one derivatives and process for their preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9225235A GB2273096B (en) 1992-12-02 1992-12-02 Piperido (4',3':16,17)-4-Aza-5alpha-androstan-3-one derivatives and process for their preparation

Publications (3)

Publication Number Publication Date
GB9225235D0 GB9225235D0 (en) 1993-01-20
GB2273096A GB2273096A (en) 1994-06-08
GB2273096B true GB2273096B (en) 1996-06-05

Family

ID=10726027

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9225235A Expired - Fee Related GB2273096B (en) 1992-12-02 1992-12-02 Piperido (4',3':16,17)-4-Aza-5alpha-androstan-3-one derivatives and process for their preparation

Country Status (1)

Country Link
GB (1) GB2273096B (en)

Also Published As

Publication number Publication date
GB2273096A (en) 1994-06-08
GB9225235D0 (en) 1993-01-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19971202