J. Zakrzewski et C. Giannotti, MODELS OF CYTOCHROMES-B CONTAINING AN ORGANOMETALLIC AXIAL BASE, AZAFERROCENE - SYNTHESIS AND ELECTRON-PARAMAGNETIC-RESONANCE STUDY, Journal of the Chemical Society. Dalton transactions, (10), 1993, pp. 1629-1630
Azaferrocene reacted with [Fe(oep)(O3SCF3)] or [Fe(tpp)(O3SCF3)] (oep
= 2,3,7,8,12.13,17,18-octaethylporphyrinate; tpp = 5,10,15,20-tetraphe
nylporphyrinate to afford [Fe(oep){Fe(C5H5)(C4H4N}2]O3SCF3 or [Fe(tpp)
{Fe(C5H5)(C4H4N)}2]O3SCF3, respectively; the trinuclear complexes exhi
bit rhombic low-spin EPR spectra indicating the strong ligating abilit
y of azaferrocene.