A colorless, volatile, pungent liquid, C4H6, produced artificially, and regarded as an unsaturated hydrocarbon of the acetylene series, and analogous to crotonic acid.
2
A volatile, pungent, liquid hydrocarbon, C6H10, consisting of two allyl radicals, and belonging to the acetylene series.
3
Any one of a series of unsaturated metameric hydrocarbons, C7H12, of the acetylene series.
4
A hydrocarbon, C6H10, of the acetylene series, obtained artificially as a colorless, volatile, pungent liquid
5
An unsaturated hydrocarbon, C5H8, of the acetylene series. Same as Valerylene.
