AN EQUILIN DOUBLE BOND ISOMER FROM THE ACID ISOMERIZATION OF EQUILIN

摘要

This invention relates to .DELTA.9(11)-dehydro-8-isoestrone, of formula (VI), to the process for its preparation, to pharmaceutical compositions containing said .DELTA.9(11)-dehydro-8-isoestrone (VI) and to the use of said .DELTA.9(11)-dehydro-8-isoestrone (VI) for modifying the balance between bone production and bone resorption, and as an antioxidant in a host animal, including man.