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. 2019 Aug 21;24(17):3032. doi: 10.3390/molecules24173032

Table 4.

Molecular orbital energies, hardness (η), and global softness (S) of compounds AF.

Compound EHOMO (a.u) ELUMO (a.u) ΔE(ELUMO-EHOMO) (a.u) S= 1/ΔE λmaxexp
1 −0.22052 −0.09332 0.12720 7.861635 358.6
A −0.21376 −0.08700 0.12676 7.888924 358.9
B −0.21486 −0.08868 0.12618 7.925186 358.8
C −0.21706 −0.09285 0.12421 8.050882 360.4
D −0.21742 −0.09299 0.12443 8.036647 359.4
E −0.21773 −0.07134 0.14639 6.831068 278.0
F −0.21979 −0.07330 0.14649 6.826405 263.0