New 19-nor-pregnene derivatives

Details New 19-nor-pregnene derivatives New 19-nor-pregnene derivatives

C - Chemistry, Metallurgy

07

J

C07J 7/00 (2006.01) A61K 31/57 (2006.01) A61K 31/575 (2006.01) C07J 9/00 (2006.01) C07J 21/00 (2006.01) C07J 41/00 (2006.01) C07J 53/00 (2006.01) C07J 71/00 (2006.01)

Patent

CA 2243504

The invention relates to compounds of formula (I), in which R1, R2, R3, R4, R5, R6, n and X are as defined in the specification, and to pharmaceutical compositions containing them. These compounds are excellent progestogens which are devoid of residual androgenic activity.

L'invention concerne des composés représentés par la formule (I), dans laquelle R1, R2, R3, R4, R5, R6, n et X correspondent à la description effectuée dans l'invention, ainsi que des compositions pharmaceutiques renfermant lesdits composés. Ces composés ont une excellente action progestinogène et n'occasionnent aucune activité androgénique résiduelle.

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