Synthesis of macrolide antibiotics. 14. Synthesis of 1-methylene-3,5-O-isopropylidene-9,11-O-p-(methoxybenzylidene)-9(S)-dihydro derivative of seco acid of 9(S)-dihydroerythronolide B
Stereo-controlled synthesis of erythronolides A and B from 1,6-anhydro-β-D-glucopyranose (levoglucosan). Skeleton assembly in (C9 – C13) + (C7 – C8) + (C1 – C6) sequence