Keywords: PhAsO-cyclic-tetramer-2D-skeletal.png Diagram of the cyclic tetrameric solid-state structure of phenylarsine oxide PhAsO i e C<sub>6</sub>H<sub>5</sub>AsO Based on the crystal structure reported in http //onlinelibrary wiley com/doi/10 1002/ SICI 1521-3749 199902 625 2 3C336 AID-ZAAC336 3E3 0 CO;2-6 I M Müller J Mühle Z anorg allg Chem 1999 625 336-340 Image generated in http //www cambridgesoft com/software/overview aspx ChemDraw Professional 15 0 own 2016-04-28 Ben Mills Benjah-bmm27 Images by Ben Mills Phenylarsine oxide Arsenic heterocycles |