Synthesis of Spiro[4.5]decane CF-Ring Analogues of 1α,25-Dihydroxyvitamin D<sub>3</sub>
作者:Wim Schepens、Dirk Van Haver、Maurits Vandewalle、Roger Bouillon、Annemieke Verstuyf、Pierre J. De Clercq
DOI:10.1021/ol061575p
日期:2006.9
A novel series of analogues of calcitriol (1) is developed featuring a spirocyclic central core resulting from C18/C21-connection and C15/C16-deletion (2a, 2b). The synthesis of the key intermediate involves an Eschenmoser rearrangement of an enantiomerically pure bromo-substituted cyclohexenol.