(2S,3S)-(+)-erythro-3-methylbutane-1,2,4-triol 1,2-acetonide

<(2R)-2-<(4S)-2,2-dimethyl-1,3-dioxolan-4-yl>propyl>triphenylphoshonium iodide

(4S)-4-<(1R)-2-iodo-1methylethyl>-2,2-dimethyl-1,3-dioxolane

(βS,4S)-β,2,3-trimethyl-1,3-dioxolane-4-ethanol p-toluenesulfonate