(4S,6S)-4-<2'-<(3''S,4''R)-4''-(tert-butyldimethylsiloxy)-3'',5''-dimethylhexyl>-1',3'-dithian-2'-ylmethyl>-6-(p-methoxybenzyloxymethyl)-2,2-dimethyl-1,3-dioxane 在
溶剂黄146 、 mercury dichloride 作用下,
生成 (2S,4S,6S,8R,9S)-2-hydroxymethyl-8-isopropyl-9-methyl-1,7-dioxaspiro<5.5>undecan-4-ol