Molecular Design and Model Experiments of Ferromagnetic Intermolecular Interaction in the Assembly of High-Spin Organic Molecules. Generation and Characterization of the Spin States of Isomeric Bis(phenylmethylenyl)paracyclophanes

Article abstract of DOI:10.1021/ja00243a014

The electron spin-spin interaction between the two triplet diphenylcarbene units incorporated in the <2.2>paracyclophane skeleton has been investigated by ESR spectroscopy.Pseudoortho, pseudometa, and pseudopara didiazo<2.2>paracyclophanes (4a-c) were pre