Response of acidity and magnetic resonance properties to aryl substitution in carbon acids and derived carbanions: 1-Aryl-4-phenylcyclopenta-1,3-dienes. Dependence of ionic structure on aryl substitution

Article abstract of DOI:10.1021/ja00416a010

Monosubstitution on one aryl ring of 1,4-diphenylcyclopenta-1,3-diene provides a probe for studying anion stability, charge density, and ionic structure. We have measured the pK_a's of several members of this series in both pure Me₂SO