出典:Wiktionary
出典:『Wiktionary』 (2011/07/07 17:49 UTC 版)
piperylene (countable かつ uncountable; 複数形 piperylenes)
出典:Wikipedia
出典:『Wikipedia』 (2011/05/25 17:33 UTC 版)
Piperylene is a volatile, flammable hydrocarbon consisting of a five carbon chain with two double bonds. It is obtained as a byproduct of ethylene production from crude oil.