PROCESS OF PRODUCING 14, 15-METHYLENE DERIVATIVES OF THE ESTRANE SERIES

摘要

ABSTRACT OF THE DISCLOSUREThe present invention provides a 14,15-methylenederivative of the estrane series of the general formulaeA Bwherein R' iS H or methyl R is a hydroxy, acetoxy, axylaminocar-bonyloxy or alkylaminocarbonyloxy radical Z is H or a lower alkylor R and Z together form an oxygen atom.