Table 2.
Comparison of Selected Bond Lengths and Angles of dcypfNiII (2-ethylPh)(Br) and dppfNiII (2-ethylPh)(Br)
complex | Ni–Br (Å) | Ni–P1, Ni–P2 (Å) | Ni–Caryl (Å) | P1–Ni–P2 (deg) | Br–Ni–Caryl (deg) | P1–Ni–Caryl, P2–Ni–Caryl (deg) |
---|---|---|---|---|---|---|
dcypfNiII (2-etliylPli)(Br) | 2.4042(11) | 2.1843(19) | 1.893(7) | 145.00(8) | 161.1(2) | 92.4(2) |
2.1877(18) | 92.1(2) | |||||
dppfNiII (2-ethylPh)(Br)a | 2.320(3) | 2.151(4), 2.281(4) | 1.898(14) | 101.63(16) | 85.6(4) | 83.9(4), 169.4(4) |
2.323(2) | 2.133(4), 2.278(4) | 1.905(14) | 102.43(16) | 86.1(4) | 84.8(5), 169.2(4) |
Data obtained from ref 13e. Two sets of geometric parameters are included because there are two independent molecules in the unit cell.