4-AZA-STEROIDS
FIELD OF THE INVENTION
[0001] This invention relates to 4-aZa-steroids, processes
for their preparation, and their pharmaceutical applications.
More speci?cally, the invention relates to novel 4-aZa
steroids useful both as pharmaceutical agents in the inhibi
tion of the enZyme steroid S-ot-reductase, as intermediates in
the preparation of other, novel, pharmaceutically active
4-aZa-steroid compounds, and the novel, pharmaceutically
active 4-aZa-steroids preparable therefrom.