The AI-powered English dictionary
countable and uncountable, plural propenes
(organic chemistry, official IUPAC name) The organic chemical compound propylene. An alkene which is a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula C3H6. quotations examples
Thus, at 135°C, 223 cyclizes with loss of propene to the borinene 229, which then rearranges to other products.
2012, Donald S. Matteson, Stereodirected Synthesis with Organoboranes, page 96