| 摘要 |
PCT No. PCT/US93/06394 Sec. 371 Date Mar. 6, 1995 Sec. 102(e) Date Mar. 6, 1995 PCT Filed Jul. 1, 1993 PCT Pub. No. WO94/01412 PCT Pub. Date Jan. 20, 1994Disclosed are progestin agonists having the following formula: <IMAGE> wherein: A is <IMAGE> W is absent or -CH=CH-; R1 are independently selected from the group consisting of halogen, -CF3, and NO2, or both R1 may be joined to form a bi-radical which is -CH=CHCH=CH-; R3 are independently selected from the group consisting of hydrogen, C1-6 branched or linear alkyl, halogen and -CF3, with the proviso that R3 at the 3-position must be H where R3 at the 4-position is H, or both R3 may be joined to form a bi-radical selected from the group consisting of -CH=CHCH=CH-, -C(NC1-4alkyl2)=CHCH=CH- and -(CH2)4-; R5 is selected from the group consisting of H and Me; with the proviso that only one of R1 and R3 forms the fused bi-radical; and the stereoisomers. |
