(E,R)-5-iodo-4-pentene-1,2-diol

(R,E)-4-(3-iodoallyl)-2,2-dimethyl-1,3-dioxolane

(S)-3-((R)-2-hydroxy-5-iodopent-4-enyl)-5-methyl-3,4-dihydro-5H-furan-2-one

(R,E)-2-hydroxy-5-iodopent-4-en-1-yl trifluoromethanesulfonate

(E,R)-1-(trifluoromethanesulfonyloxy)-2-(tert-butyldimethylsilyloxy)-5-iodo-4-pentene