2-(((S)-2-methylhept-4-yn-1-yl)oxy)tetrahydro-2H-pyran

2-(((2R)-3-chloro-2-methylhept-4-yn-1-yl)oxy)tetrahydro-2H-pyran

2-(((2R)-3-bromo-2-methylhept-4-yn-1-yl)oxy)tetrahydro-2H-pyran

Cicaprost

(2S)-2-methylhept-4-ynal

tert-butyl 2-((2E)-2-((3aS,4S,5R,6aS)-4-((S)-2-bromo-4-methyl-3-oxonon-1-en-6-yn-1-yl)-5-((tetrahydro-2H-pyran-2-yl)oxy)hexahydropentalen-2(1H)-ylidene)ethoxy)acetate

tert-butyl 2-((2E)-2-((3aS,4S,5R,6aS)-4-((4S)-2-bromo-3-hydroxy-4-methylnon-1-en-6-yn-1-yl)-5-((tetrahydro-2H-pyran-2-yl)oxy)hexahydropentalen-2(1H)-ylidene)ethoxy)acetate

1,1-dibromo-3-methyl-5-octyn-2-one

(1S,5S,6S,7R)-6-(2-bromo-3(S)--hydroxy-4(S)-methyl-1-nonen-6-ynyl)-7-hydroxy-(E)-3-[(4-tert-butoxycarbonyl)-3-oxabutylidene]bicyclo[3.3.0]octane

(S)-2-methylhept-4-yn-1-ol