ChemInform Abstract: Synthetic Studies of an 18-Membered Antitumor Macrolide, Tedanolide. Part 5. Stereoselective Synthesis of the C13—C23 Part via Condensation of Two Fragments, C13—C17 and C18—C21, by Taking Advantage of the 3,4-Dimethoxybenzyl Protecting Group.
Abstract
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ChemInform Abstract
The key steps in the synthesis of the title part (XI) is the asymmetric aldol reaction which finally gives the diol (III) and the diastereoselective Zn(BH4)2 reduction to (X).