Formation of fluoren-9-ylidenesuccinonitrile by addition of electrogenerated<sup>–</sup>CH<sub>2</sub>CN anions to fluoren-9-one and flouren-9-ylideneacetonitrile
When âCH2CN anions are electrogenerated in acetonitrile addition occurs to fluoren-9-one (FICO) or fluoren-9-ylideneacetonitrile (FICCHCN) to give the condensation of fluorenone and succinonitrile have failed.