butyne

== English == === Etymology === From but- +‎ -yne. === Noun === butyne (plural butynes) (organic chemistry) Either of two isomeric acetylenes containing four carbon atoms and a triple bond, with the empirical formula (C4H6) ==== Hypernyms ==== alkyne ==== Hyponyms ==== (but-1-yne / 1-butyne) ethylacetylene (“1-ethylacetylene”) ethylethyne (“1-ethylethyne”) (but-2-yne / 2-butyne) dimethylethyne (“1,2-dimethylethyne”) dimethylacetylene (“1,2-dimethylacetylene”) ==== Coordinate terms ==== methylpropynyl (“1-methylprop-2-ynyl”) (C4H5-) ==== Derived terms ==== ==== Related terms ====