... 1237 J. Heterocyclic Chem., 29, 1237 (1992). ... are given in Table 1. P(OEt)3 3b% xc • cr p(0Et;3 59% Table 1 Cyclic Yoltammetric Data for Reduction and Oxidation Compound Reduction (in THF, with TBAPF6) 1 3 5 Oxidation ( in dichloromethane, with TBAPF