tert-Butyl-{3-[(2R,3R)-3-(2,2-dibromo-vinyl)-oxiranyl]-propoxy}-dimethyl-silane

(3S,4aR,8aS)-3-Benzyloxy-hexahydro-pyrano[3,2-b]pyran-2-one

(3S,4aR,8aS)-3-Benzyloxy-octahydro-pyrano[3,2-b]pyran-2-ol

tert-Butyl-[(2S,3R)-2-(2,2-dibromo-vinyl)-tetrahydro-pyran-3-yloxy]-dimethyl-silane

(2S,3S,2''R,3''S)-p-toluenesulfonic acid 3-[3''-(tert-butyldimethylsiloxy)tetrahydropyran-2''-yl-methyl]-oxiran-2-yl-methyl ester