(7R,8S)-7-But-2-ynyl-8-methyl-6,10-dioxa-spiro[4.5]decane

(S)-2-Methyl-hept-5-yne-1,3-diol

(7R,8S)-7-[(E)-(5S,6S)-6,10-Bis-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethyl-dec-2-enyl]-8-methyl-6,10-dioxa-spiro[4.5]decane

(7R,8S)-7-((E)-3-Iodo-but-2-enyl)-8-methyl-6,10-dioxa-spiro[4.5]decane

(E)-(2S,3R,8S,9S)-9,13-Bis-(tert-butyl-dimethyl-silanyloxy)-2,6,8-trimethyl-tridec-5-ene-1,3-diol