Figure 1.
Synthesis (top), solid state structure of [Fe9O6] (bottom left) and views of the trigonal [(Np)FeO2] and pseudotetrahedral [(tmeda)FeO2] (bottom right) subunits. Selected distances and angles: d(Fe1-O1) = 1.907(2) Å, d(Fe1-O1’) = 1.903(2) Å, d(Fe1-C1) = 2.060(3) Å, d(Fe2-O1) = 1.872(2) Å, d(Fe2-N1) = 2.232(2) Å, d(Fe1-Fe1’) = 3.052(1) Å, d(Fe1-Fe2) = 3.249(1) Å, ∠(O1-Fe1-O1’) = 110.08(9)º, ∠(O1-Fe2-O1’) = 130.38(9)º.
