Table 2. Σ and Θ Distortion Octahedral Parameters in the [Fe(bpCOOEt2p)2]2+ Complexes of 1, 2, and 3.
| compound | iron | T (K) | Σ (deg) | Θ (deg) |
|---|---|---|---|---|
| 1 | Fe1 | 120 | 167.6(13) | 553(3) |
| 1 | Fe2 | 120 | 121.9(16) | 400(3) |
| 1 | Fe3 | 120 | 91.8(13) | 303(4) |
| 1 | Fe4 | 120 | 149.4(14) | 475(3) |
| 2 | Fe1 | 120 | 92.9(8) | 296.7(17) |
| 2 | Fe1 | 300 | 113.3(9) | 366(2) |
| 2 | Fe1 | 400 | 135.0(14) | 443(3) |
| 2 | Fe1 | 120a | 92.4(4) | 281.1(10) |
| 3 | Fe1 | 150 | 160.3(3) | 531.6(8) |
| 3 | Fe2 | 150 | 85.7(2) | 281.7(8) |
| 3 | Fe1 | 280 | 159.8(4) | 534.5(9) |
| 3 | Fe2 | 280 | 87.2(2) | 286.7(8) |
After being heated to 400 K.