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. 2021 May 5;259:119907. doi: 10.1016/j.saa.2021.119907

Table 2a.

Second order perturbation theory analysis of Fock matrix in NBO basis.

Donor ED(i)
(e)
Acceptor ED(j)
(e)
E(2)
Kcalmol−1.
E(j)-E(i)
a. u
F(i, j)
a. u
σ(C1-C2) 1.97229 σ*(C1-C6) 0.01647 3.10 1.28 0.056
σ(C1-C2) 1.97229 σ*(C2-C3) 0.04243 4.98 1.23 0.070
π(C1-C2) 1.61982 π*(C3-C4) 0.42943 18.29 0.28 0.064
π(C1-C2) 1.61982 π*(C5-C6) 0.41594 25.50 0.28 0.076
σ(C1-C6) 1.96801 σ*(C1-C2) 0.03047 2.82 1.25 0.053
σ(C2-C3) 1.97415 σ*(C1-C2) 0.03047 3.99 1.26 0.063
σ(C3-C4) 1.96327 σ*(C4-C5) 0.03853 6.41 1.28 0.081
σ(C5-C6) 1.97756 σ*(C1-C6) 0.01647 3.39 1.31 0.059
σ(C17-C18) 1.98072 σ*(C18-C19) 0.02437 3.39 1.25 0.056
σ(C18-C19) 1.97883 σ*(C17-C18) 0.02153 3.05 1.28 0.056
σ(C19-C20) 1.97016 σ*(C20-C21) 0.02154 3.05 1.28 0.058
σ(C20-C21) 1.98080 σ*(C19-C20) 0.02437 3.39 1.25 0.058
σ(C21-N22) 1.98688 σ*(C17-N22) 0.01851 1.32 1.36 0.038
π(C3-C4) 1.72240 π*(C1-C2) 0.39366 19.72 0.30 0.071
π(C5-C6) 1.69402 π*(C3-C4) 0.42943 23.47 0.29 0.076
π(C17-C18) 1.71705 π*(C17-C18) 0.29162 0.94 0.29 0.015
π(C20-C21) 1.71613 π*(C20-C21) 0.29055 0.93 0.29 0.015
σ(C17- N22) 1.98694 σ*(C21-N22) 0.01829 1.33 1.36 0.038
LP(1)N22 1.86971 π*(C17-C18) 0.29162 60.91 0.22 0.116
LP(1)Cl9 1.99202 σ*(C4-C5) 0.03853 1.75 1.47 0.046
π*(C3-C4) 0.42943 σ*(C13-O14) 0.02380 1.83 0.61 0.063
π*(C3-C4) 0.42943 σ*(C13-O15) 0.10455 3.26 0.34 0.058
σ(O11-H12) 1.98573 σ*(C17-N22) 0.01851 0.27 1.24 0.016
σ(O11-H12) 1.98573 σ*(C21-N22) 0.01829 0.20 1.24 0.007
LP(1)N22 1.86971 σ*(O15-H16) 0.07224 108.99 0.79 0.137

E(2)means energy of hyper conjugative interactions.

E(j)-E(i) Energy difference between donor and acceptor i and j NBO orbitals.

F(i,j) is the Fock matrix element between i and j NBO orbitals.