[(2S,4R,4aS,5S,6S,8aS)-6-methyl-3-methylidene-4,5,6-tris(phenylmethoxy)-4a,5,7,8a-tetrahydro-4H-pyrano[2,3-b]pyran-2-yl]methoxy-tert-butyl-diphenylsilane 生成
[(2S,3R,4S,4aS,5S,6S,8aS)-4,5,6-Tris-benzyloxy-2-(tert-butyl-diphenyl-silanyloxymethyl)-6-methyl-hexahydro-pyrano[2,3-b]pyran-3-yl]-methanol