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. 2021 May 11;6(20):13321–13330. doi: 10.1021/acsomega.1c01292

Table 2. Selected Resultsa from the QTAIM Analysis of CASSCF Wave Functions of the M(DOTA)(H2O) Complexes.

M3+ qM CT1 CT2 DI1 DI2 DI3 ρ(M–O) 2ρ(M–O)
Ac 2.54 0.44 0.02 0.25 0.15 0.13 0.048 0.19
U 2.46 0.51 0.03 0.26 0.17 0.14 0.051 0.21
Np 2.45 0.52 0.03 0.26 0.17 0.14 0.051 0.22
Pu 2.43 0.54 0.03 0.26 0.17 0.14 0.052 0.23
Am 2.42 0.55 0.03 0.26 0.17 0.14 0.052 0.24
Cm 2.42 0.55 0.03 0.26 0.17 0.14 0.053 0.25
Cf 2.39 0.58 0.03 0.26 0.17 0.14 0.053 0.24
La 2.48 0.50 0.02 0.25 0.15 0.13 0.050 0.19
Lu 2.45 0.52 0.03 0.23 0.14 0.10 0.055 0.29
a

Bader charge of M (qM, e); charge transfer to M from DOTA (CT1, e) and from H2O (CT2, e); delocalization indices between M–ODOTA (DI1, e), M – OH2O (DI2, e), and M–NDOTA (CT3, e), the ones with DOTA were averaged because of the C2 symmetry. Averaged electron density (ρ, au) and Laplacian of this electron density (∇2ρ, au) at the bond critical points of the M–ODOTA interactions. Additional topological data are given in Table S3.