1,3-Dioxolane, 4-(1-bromoethenyl)-2,2-dimethyl-, (4R)-

4-benzoyloxymethyl-2,2-dimethyl-[1,3]dioxolane

丙酮缩甘油

1,2:5,6-di-O-isopropylidene-D-mannitol

(R)-4-(tert-butyldimethylsilyl)oxymethyl-2,2-dimethyl-1,3-dioxolane