Keywords: Propynal-2D.png Structural formula of the propynal molecule C<sub>3</sub>H<sub>2</sub>O Structure discussed in http //dx doi org/10 1039/A700453B H McNab G Morel E Stevenson J Chem Res S 1997 207 Image generated in http //www cambridgesoft com/software/overview aspx ChemDraw Professional 15 0 Own 2016-03-15 Ben Mills Benjah-bmm27 Images by Ben Mills Propynal |