Home / All articles / O / Octyne Octyne From Mediated Wiki, the community-governed knowledge commons f Facebook Not to be confused with octane or octene. Octynes are alkynes with one triple bond and the molecular formula C8H14. The isomers are: 1-Octyne2-Octyne3-Octyne4-Octyne Connections Graph view Linked from AlkyneHydrocarbonC8H14Danheiser benzannulation Links to Triple bondIsomer2-Octyne4-Octyne