Butyne Butyne is an alkyne that contains 4 carbon and 6 hydrogen. It contains one triple bond and has two isomeric organic chemical compounds: 1-Butyne (ethylacetylene) 2-Butyne (dimethylacetylene) See also[edit] C4H6 Butane (C4H10) Butene (C4H8) vteAlkynes Ethyne (C2H2) Propyne (C3H4) Butyne (C4H6) 1 2 Pentyne (C5H8) 1 2 Hexyne (C6H10) 1 2 3 Heptyne (C7H12) Octyne (C8H14) 2 4 Nonyne (C9H16) Decyne (C10H18) 1 5 Preparations Cracking Dehydrogenation of alkane, alkene Alkylation of alkynyl anion Dehydrohalogenation of dihaloalkane Fritsch–Buttenberg–Wiechell rearrangement Corey–Fuchs reaction Seyferth–Gilbert homologation Reactions Deprotonation Hydrogenation Halogenation Hydration Hydroboration Hydrohalogenation Alkynylation Thiol-yne reaction Alkyne trimerisation Diels–Alder reaction Pauson–Khand reaction Azide-alkyne Huisgen cycloaddition Sonogashira coupling Cadiot–Chodkiewicz coupling Glaser coupling Favorskii reaction Index of chemical compounds with the same nameThis set index article lists chemical compounds articles associated with the same name.If an internal link led you here, you may wish to change the link to point directly to the intended article. Authority control databases: National Germany