Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1998-04-22
2000-09-12
Dodson, Shelley A.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
540 36, 552611, C07J 300, C07J 2100, C07J 3300
Patent
active
061179949
ABSTRACT:
A new process for the preparation of 16.beta.-methyl-steroids of the formula ##STR1## and novel intermediates.
REFERENCES:
patent: 5352809 (1994-10-01), Batist et al.
patent: 5565588 (1996-10-01), Batist et al.
Batist et al., Steroids, vol. 55, pp. 109-113, 1990.
Toro et al., "Oxidative decarboxylation of 17(20)-dehydro-23,24-dinorcholanoic acids". Tetrahedron Letters, vol. 31(24), pp. 3475-3476, 1990.
Geurts Catherine
Vivat Michel
Badio Barbara
Dodson Shelley A.
Hoechst Marion Roussel
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