5-(4-hydroxybutyl)-2,2-dimethyl-4H-benzo[d][1,3]dioxin-4-one

(2S,6R)-2-Benzyloxymethyl-6-(3,3-dibromo-allyl)-tetrahydro-pyran

(2S,6R)-2-Benzyloxymethyl-6-prop-2-ynyl-tetrahydro-pyran

(2R,3S)-3-(dimethyl(phenyl)silyl)-2-hydroxypent-4-en-1-yl 2,4,6-trimethylbenzenesulfonate

(2R,3S)-3-(dimethyl(phenyl)silyl)-2-((trimethylsilyl)oxy)pent-4-en-1-yl 2,4,6-trimethylbenzenesulfonate