Intermediate steroid compounds

Details Intermediate steroid compounds Intermediate steroid compounds

1993-08-12

1995-03-28

Reamer, James H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540 30, 552534, C07J 700

Patent

active

054018404

ABSTRACT:
Novel compounds of the formula ##STR1## wherein either K' is oxygen or a K, a protective group of the oxo of the formula ##STR2## wherein n is 2 or 3, the 17-position dotted line is a bond, R.sub.a and R.sub.b are individually selected from the group consisting of hydrogen, hydroxy, alkyl and alkoxy of 1 to 4 carbon atoms or K' is an oxygen, the 17-position dotted line is an epoxy and R.sub.a and R.sub.b have the meaning indicated above which are useful intermediates for the preparation of hydrocortisone.

REFERENCES:
patent: 3506652 (1970-04-01), Creger
patent: 4873233 (1989-10-01), Villa et al.

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