Table 2.
Selected bond lengths (Å) and angles (°) for complexes 4–6. The azide ligands are labelled Pt–Nα–Nβ–Nγ and the pyridyl nitrogens as NRing.
| Bond / Angle | Complex | ||
|---|---|---|---|
| 4 | 5 | 6 | |
| Pt–N(Ring) | 2.033(3) | 2.052(4) | 2.028(6) |
| Pt–O | 2.020(2) | 2.001(3) | 2.007(5) |
| Pt–N(α1) | 2.022(3) | 2.032(4) | 2.049(6) |
| N(α1) –N(β1) | 1.225(5) | 1.175(6) | 1.224(9) |
| N(β1) –N(γ1) | 1.147(5) | 1.154(6) | 1.142(10) |
| Pt–N(α1) –N(β1) | 115.0(3) | 118.5(4) | 114.9(5) |
| N(α1) –N(β1) –N(γ1) | 175.2(5) | 173.1(5) | 176.0(8) |
| N(Ring) –Pt–N(Ring) | 80.07(17) | 81.2(2) | 179.994 |
| O–Pt–O | 179.18(14) | 165.12(19) | 179.994 |
| N(α1) –Pt–N(α2) | 89.5(2) | 96.1(2) | 179.994 |
| N(Ring) –Pt–N(α1) | 175.25(13) | 172.40(16) | 89.3(2) |
| N(Ring) –Pt–N(α2) | 95.22(14) | 91.40(16) | 90.7(2) |
| N(Ring) –Pt–O | 93.82(11) | 95.84(13) | 95.6(2) |
| N(Ring2) –Pt–O | 85.55(11) | 95.44(14) | 84.4(2) |
| N(α1) –Pt–O | 95.50(12) | 83.17(16) | 86.4(2) |
| N(α2) –Pt–O | 85.08(12) | 86.90(16) | 93.6(2) |