propene

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propene (countable and uncountable, plural propenes)

1. (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.
   • 2012, Donald S. Matteson, Stereodirected Synthesis with Organoboranes, page 96:

     Thus, at 135°C, 223 cyclizes with loss of propene to the borinene 229, which then rearranges to other products.

• propylene

• pre-pone, prepone