Table S1. Frontier Molecular Orbitals of [Ru(NH3)4(O2C6H4)]0 (C2V) by DFT Methods.

Orbital

G

Nature of Orbital

e, eV (B3LYP)

 

 

 

LanL2DZ

SDD

CEP-121G

DZVP

LUMO+4

b1

p*(Cat)

1.50

1.37

1.31

1.77

LUMOa

a1

s*(NH3)

-0.23

-1.11

-0.74

-0.15

HOMO

b1

dxz (Ru) - p(Cat)

-3.19

-3.17

-3.41

-3.35

HOMO-1

a1

dz2-y2 (Ru)

-3.53

-3.44

-3.76

-4.00

HOMO-2

a2

dxy (Ru) - p(Cat)

-3.60

-3.53

-3.82

-4.00

a) LUMO+1,2,3 are also localized on NH3 ligands.