Table 1. Structural Parameters for Complexes 1, 2, and 3a.
Co–P bond distance (Å) |
P–Co–P bite angle (deg) |
dppv
dihedral angle (deg) |
trans-phosphine bond angle
(deg) |
|||||||
---|---|---|---|---|---|---|---|---|---|---|
complex | P1 | P2 | P3 | P4 | P1/P2 | P3/P4 | P1/P2 | P3/P4 | P1/P3 | P2/P4 |
1 | 2.282 | 2.281 | 2.281 | 2.282 | 83.45 | 83.45 | 1.31 | 1.31 | 180 | 180 |
2 | 2.277 | 2.291 | 2.314 | 2.272 | 82.65 | 84.21 | 4.96 | 3.96 | 174 | 171 |
3 | 2.332 | 2.318 | 2.318 | 2.332 | 82.04 | 82.04 | 2.65 | 2.65 | 180 | 180 |
For 1, P1 and P3 lie on symmetry elements which make the parameters equivalent.