Tetrahedron p. 731 - 738 (1993)
Update date:2022-07-30
Topics:
Sarandeses, Luis A.
Valles, Maria Jose
Castedo, Luis
Mourino, Antonio
Coupling of the CD fragment, ketone 6 (obtained by partial synthesis from vitamin D2), either directly (Horner-Wittig route) or via the derived enol triflate (dienyne route) with the appropriate A-ring fragment, phosphine oxide anion 7 or enyne
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