
Tetrahedron p. 4277 - 4282 (1998)
Update date:2022-08-10
Topics:
Ewers, Christian L. J.
Harre, Michael
Mohr, Joerg
Nickisch, Klaus
Tilstam, Ulf
An efficient synthesis has been developed yielding 17-epi- ethynylestradiol 2 in an overall yield of 17 %. The key derivatives 7a-c were prepared from estrone in four steps. Subsequently epoxides 7a,c were efficiently transformed into 2 via Takano's method.
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Doi:10.1055/s-2005-918487
(2005)Doi:10.1038/sj.tpj.6500044
(1931)Doi:10.1016/j.bmc.2017.10.009
(2017)Doi:10.1016/S0009-2614(03)00877-7
(2003)Doi:10.1016/0020-1650(80)80002-X
(1980)Doi:10.1021/jo960241i
(1996)