from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. propyne
from the GNU version of the Collaborative International Dictionary of English
- n. A gaseous hydrocarbon, C3H4, homologous with acetylene; propine.
from The Century Dictionary and Cyclopedia
- n. The name given to two isomeric hydrocarbons, methyl acetylene or propine, , and propadiene, CH3:C:CH2.
Sorry, no etymologies found.
The reactions of allylene closely resemble those of acetylene.
The yellow precipitate resulting was washed and afterwards decomposed by hydrochloric acid, allylene being then set free in a pure state.
The colors of the palladium compounds of acetylene and allylene do not differ materially.
Oxidation of allylene to carbon dioxide, as in the case of acetylene, is not easily effected except by the most powerful oxidiz - ing agents, such as calcium hypobromite or potassium permanganate in concentrated sulphuric acid.