17-(3-Furyl) and 17-(4-pyridazinyl)-5beta,14beta-androstane derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
17-(3-Furyl) and (4-pyridazinyl)-5β,14β-androstane derivatives of formula (I)
wherein the symbol the symbol --- , Y, R, R1, R2 and R3 have the meaning indicated in the specification. Processes of making the said compounds and pharmaceutical compositions containing them are also disclosed.
17-Aryl and 17-heterocyclyl-14beta-5alpha-androstane, androstene and androstadiene derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
17-Aryl and heterocyclyl-5α,14β-androstane and androstene and androstadiene derivatives of formula (I):
wherein:
The symbols , , Y, R and R1 have the meaning indicated in the description, a process for their preparation and pharmaceutical compositions containing same.
17B-(3-Furyl) and 17B-(4-pyridazinyl)-5beta,14beta-androstane derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
17B-Aryl and 17B-heterocyclyl-5-beta,14-beta-andostane derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same