Steroid intermediates for the formation of vitamin D.sub.3 analo

Details Steroid intermediates for the formation of vitamin D.sub.3 analo Steroid intermediates for the formation of vitamin D.sub.3 analo

1994-06-07

1995-02-28

Richter, Johann

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

Organic compounds

Cyclopentanohydrophenanthrene ring system containing

552546, C07J 900

Patent

active

053939000

ABSTRACT:
The invention comprises compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 are hydrogen or acyl; provided that only one of R.sup.1 or R.sup.2 is hydrogen, useful in the treatment of hyperproliferative skin diseases and sebaceous gland diseases. The invention also includes a process for making these compounds and steroid intermediates of the process.

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The Journal of Nutritional Biochemistry vol. 4, No. 1 Jan. 1993 pp. 49-57.
Abstract (Corresponding to WO 9214746).

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