cyclopentadienone

Noun

 * 1)  Am unsaturated alicyclic ketone derived from cyclopentadiene; any derivative of this compound
 * Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich
 * The availability of diazaphencyclone (DAPC) has allowed the cyclopentadienone methodology to be used for attaching the 1,10-phenanthroline ligand onto molracs.