(R)-2,2,3,3,12,12,13,13-octamethyl-4,11-dioxa-3,12-disilatetradec-8-yn-6-ol

(R)-9-((tert-butyldiphenylsilyl)oxy)-2,2,3,3,12,12,13,13-octamethyl-4,11-dioxa-3,12-disilatetradec-6-yne

(R)-5-((tert-butyldiphenylsilyl)oxy)hex-2-yne-1,6-diol

(R)-6-bromo-2-((tert-butyldiphenylsilyl)oxy)hex-4-yn-1-ol

(R)-5-(4-bromobut-2-yn-1-yl)-2,2,8,8,9,9-hexamethyl-3,3-diphenyl-4,7-dioxa-3,8-disiladecane