12-[tert-butyl(dimethyl)silyl]oxydodec-9-yn-2-ol

3-bromobut-3-enoxy-tert-butyl-dimethylsilane

5-[tert-butyl(dimethyl)silyl]oxy-3-methylpent-2-en-1-ol

5-[tert-butyl(dimethyl)silyl]oxypent-2-yn-1-ol

4-bromobut-3-ynoxy-tert-butyl-dimethylsilane