Table 2. Relevant bond metrics for β-N silyl-functionalized Fe complexes.
Complex | N–N (Å) | Fe–N (Å) | Fe–P (ave, Å) | Fe–B (Å) | Fe–N–N (°) | Reference |
[PB3(μ-H)Fe(H)(NNSiiPr3)][K(THF)] 5 | 1.249(2) | 1.672(1) | 2.219 | 2.791(1) | 169.31(9) | This work |
[PB3Fe(NNSiMe3)][Na(THF)] 6 | 1.259(4) | 1.673(3) | 2.229 | 2.319(4) | 169.8(2) | 22 |
PB3(μ-H)Fe(NHNSi2)(CNtBu) 9 | 1.404(2) | 1.824(2) | 2.231 | 2.885(2) | 145.8(1) | This work |
PB3Fe(NNSi2)(CNtBu) 10-CNtBu | 1.351(3) | 1.640(2) | 2.247 | 2.863(3) | 162.7(2) | 22 |