General structure of a <a href="https://en.wikipedia.org/wiki/phosphine_oxide" class="extiw" title="en:phosphine oxide">phosphine oxide</a> created with ChemDraw.
<a href="https://en.wikipedia.org/wiki/User:Edgar181" class="extiw" title="en:User:Edgar181">Edgar181</a> at en.wikipedia
27 November 2006 (original upload date)
Transferred from <a class="external text" href="https://en.wikipedia.org">en.wikipedia</a> by <a href="//commons.wikimedia.org/wiki/User:Ronhjones" title="User:Ronhjones">Ronhjones</a>