Research Article

Synthesis, Crystal Structure, and DNA-Binding Studies of a Nickel(II) Complex with the Bis(2-benzimidazolymethyl)amine Ligand

Table 1

Crystallographic data and data collection parameters for the Ni(II) complex.

Complex[Ni(bba)2](pic)2·3MeOH

Molecular formulaC47H36N16NiO17
Molecular weight1155.63
Crystal systemTriclinic
Space groupP-1
a (Å)10.4758 (9)
b (Å)16.1097 (13)
c (Å)17.2302 (14)
α (°)107.5590 (10)
β (°)107.5880 (10)
γ (°)96.9150 (10)
V 3)2570.1 (4)
Z2
(mg m−3)1.493
Absorption coefficient (mm−1)0.467
F (000)1188
Crystal size (mm)0.41 × 0.38 × 0.31
θ range for data collection (°)2.04–25.00
h/k/l (max, min)−12, 12/−16, 19/−20, 20
Reflections collected18579
Independent reflections8974 [R(int) = 0.0203]
Data/restraints/parameters8974/6/746
Goodness-of-fit on 1.097
Final , indices [ σ(I)]0.0383, 0.1135
, indices (all data)0.0466, 0.1194
Largest differences peak and hole (eÅ−3)0.734 and −0.384