2-(4-pentyneyl)-1,3-dioxolane

(5S,6S)-5-((1E,3E,5Z,8Z,11Z)-15-(1,3-dioxolan-2-yl)pentadeca-1,3,5,8,11-pentaen-1-yl)-6-ethyl-2,2,3,3,8,8,9,9-octamethyl-4,7-dioxa-3,8-disiladecane

(5S,6S)-5-((1E,3E)-15-(1,3-dioxolan-2-yl)pentadeca-1,3-dien-5,8,11-triyn-1-yl)-6-ethyl-2,2,3,3,8,8,9,9-octamethyl-4,7-dioxa-3,8-disiladecane

(5S,6S)-5-ethyl-6-((1E,3E)-hexa-1,3-dien-5-yn-1-yl)-2,2,3,3,8,8,9,9-octamethyl-4,7-dioxa-3,8-disiladecane

9-(1,3-dioxolan-2-yl)nona-2,5-diyn-1-yl 4-methylbenzenesulfonate