Category:Crotonylene

Cro*ton"y*lene (kr-tn"-ln), n. Etym: [Crotonic + acet-ylene.] (Chem.)

Defn: A colorless, volatile, pungent liquid, C4H6, produced artificially, and regarded as an unsaturated hydrocarbon of the acetylene series, and analogous to crotonic acid.