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. 2020 Mar 2;124(12):2449–2459. doi: 10.1021/acs.jpca.0c00888

Table 2. Average Ru–N Distances (Å) and N–Ru—N Bond Angles (deg) for [Ru(bpy)3]2+ and [Ru(bpy)3]+ Compared with Crystallographic Literature Data106,a.

  [Ru(bpy)3]2+
[Ru(bpy)3]+
parameter M06/6-311+G(d,p) B3LYP exp106 X-ray crystallography M06/6- 311+G(d,p) M06/TZ2P B3LYP B3LYP (13% HF)
Bond Distance (Å)
d(Ru–N) 2.081(0) 2.096(0) 2.065(2) 2.069(0) 2.069(0) 2.084(0) 2.109(0)
Bond Angle (deg)
∠N–Ru–N′ 78.0(0) 77.9(0) 78.7(1) 78.4(0) 78.4(0) 77.9(0) 78.3(0)
∠N–Ru–N″ 88.2(0) 88.5(1) 89.1(1) 89.8(0) 90.2(2) 88.5(1) 89.8(1)
∠N–Ru–N‴ 173.3(1) 173.0(0) 173.0(1) 172.3(2) 172.1(2) 173.0(0) 172.3(1)
∠N′–Ru–N″ 97.1(1) 96.8(4) 96.3(1) 96.2(1) 96.0(1) 97.0(0) 96.2(0)
a

Values calculated using B3LYP/def2-TZVP with reduced Hartree–Fock exact exchange (13% HF; see text) are also listed for the charge-reduced [Ru(bpy)3]+ ion. Atom labels are shown in Figure 2. Parenthesized values are standard deviations in units of the last quoted digit.