Organic compounds -- part of the class 532-570 series – Organic compounds – Cyclopentanohydrophenanthrene ring system containing
Patent
1998-08-04
1999-07-06
Dees, Jose' G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Cyclopentanohydrophenanthrene ring system containing
C07J 700
Patent
active
059199571
ABSTRACT:
A novel process for the preparation of oxoetiocholenic acid of the formula ##STR1## and intermediates therefore.
REFERENCES:
patent: 3118882 (1964-01-01), Deghenghi et al.
Deghenghi et al., "The synthesis of 17alpha-fluoroprogesterone." Can. J. Chem. vol. 39, pp. 1553-1557, 1961.
Roussel Patrick
Vivat Michel
Badio Barbara
Dees Jos,e G.
Hoechst Marion Roussel
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