Generation of an alkylidene from a ketone using Trimethylsilyl diazomethane (a.k.a. TMS-CHN<sub>2</sub>), followed by formation of a cyclopentene derivative.
<a href="//commons.wikimedia.org/wiki/User:Hbf878" title="User:Hbf878">Hbf878</a>
2017-12-11
<span class="int-own-work" lang="en">Own work</span>