Patent ID: 8623850

Claim:
A 15,16-Methylene-17-(1′-propenyl)-17-3′-oxidoestra-4-en-3-one derivative with the general chemical formula I in which Z is oxygen, two hydrogen atoms, NOR′, or NNHSO 2 R′, where R′ is hydrogen, C 1 -C 10 alkyl, aryl or C 7 -C 20 aralkyl, and R 4 is hydrogen or halogen, and further, either: R 6a , R 6b are each mutually independently hydrogen, C 1 -C 10 alkyl, C 2 -C 10 alkenyl, or C 2 -C 10 alkynyl, or together form methylene or 1,2-ethanediyl and R 7 is hydrogen, C 1 -C 10 alkyl, C 3 -C 6 -cycloalkyl, C 2 -C 10 alkenyl or C 2 -C 10 alkynyl, or: R 6a , R 7 together comprise oxygen or a methylene group or are omitted, with the formation of a double bond between C 6 and C 7 and R 6b is hydrogen, C 1 -C 10 alkyl, C 2 -C 10 alkenyl or C 2 -C 10 alkynyl and R 18 is hydrogen or C 1 -C 3 alkyl, and solvates, hydrates and salts thereof and including all crystal modifications and all stereoisomers.