| abstract |
R, ein Wasserstoffatom oder eine Methylgruppe, R 2 eine Methyl- oder Ethylgruppe undn bedeuten. There are 6,6-ethyl-15,16-methylene-3-oxo-17α-pregn 4-en-21,17-carbolactones of the general formula I. described in what a CC single or CC double bond, R, a hydrogen atom or a methyl group, R 2 is a methyl or ethyl group and mean. n n n In addition to aldosterone antagonistic activity, the compounds have strong gestagenic potency. |