Calciferol and its relatives. Part XIV. Total synthesis of des-<scp>AB</scp>-cholestane-8β,9α-diol<sup>2</sup>{1β-[(1R)-1,5-dimethylhexyl]-7aβ-methyl-trans-perhydroindane-4β,5α-diol}
作者:I. J. Bolton、R. G. Harrison、B. Lythgoe
DOI:10.1039/j39710002950
日期:——
are then cyclised. Applied to the 1-benzoate (16) and methyl orthodihydrocitronellate (17), the method provides a direct synthesis of the 1,5-dimethylhexylindanone (20), and thence of the title diol (22), required for use in the totalsynthesis of tachysterol3 and precalciferol3.