Title:
17-ヒドロキシ-6β,7β;15β,16β-ビスメチレン-3-オキソ-17α-プレグネ-4-エン-21-カルボン酸γ-ラクトンの工業的製造方法およびこの方法のための重要中間体
Document Type and Number:
Japanese Patent JP2008521875
Kind Code:
A
Abstract:
The invention relates to an industrial process for the preparation of 17-hydroxy-6β,7β;15β,16β-bismethylene-3-oxo-17α-pregn-4-ene-21-carboxylic acid γ-lactone of formula (I), and to the key-intermediates for this process.
Inventors:
Ceres, Bella
Holbus, Eudit
Garik, Gergie
Body, joseph
Tuba, Zoltan
Maho, sandor
Barrow, Gabor
Alanii, Antal
Holbus, Eudit
Garik, Gergie
Body, joseph
Tuba, Zoltan
Maho, sandor
Barrow, Gabor
Alanii, Antal
Application Number:
JP2007543936A
Publication Date:
June 26, 2008
Filing Date:
October 11, 2005
Export Citation:
Assignee:
Richter Gedeon Bejeseti Jarl Earl.
International Classes:
C07J53/00; A61P15/18; C07J1/00; C07J75/00; A61K31/58
Domestic Patent References:
| JPS5363373A | 1978-06-06 |
Foreign References:
| DE1593500A1 | 1971-07-08 | |||
| DE2746298A1 | 1979-04-19 |
Attorney, Agent or Firm:
Haruo Hamada
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