tert-butyl 2-{(4R,6S)-6-[(benzyloxy)methyl]-2,2-dimethyl-1,3-dioxan-4-yl}acetate

(4R-cis)-6-[(乙酰氧基)甲基]-2,2-二甲基-1,3-二氧六环-4-乙酸叔丁酯

(4R-cis)-6-醛基-2,2-二甲基-1,3-二氧己环-4-乙酸叔丁酯

tert-butyl [(4R,6S)-6-[(tert-butyldiphenylsilyloxy) methyl]-2,2-dimethyl-1,3-dioxane-4-yl]acetate

1-methyl 6-tert.-butyl (2S,4R)-2,4-O-isopropylidene-2,4-dihydroxyadipate