10 Multiply Bonded Diruthenium Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
11 C–H Amination at Axial Site of a [Ru–Ru]
5+ Platform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
12 Concluding Remarks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Abbreviations
AL
Axial ligand
BAr
F
Tetrakis 3,5-bis(tri-fluoromethyl)phenyl borate
BL
Bridging ligand
chp
6-Chloro-2-oxy-pyridinate
DABCO 1,4-Diazabicyclo[2.2.2]octane
DBU
1,8-Diazabicyclo[5.4.0]undec-7-ene
DCE
1,2-Dichloroethane
DCM
Dichloromethane
DFT
Density functional theory
DMSO
Dimethyl sulfoxide
dpa
Di(2-pyridyl) amine
dPhf
N,N
0 -diphenylformamidinate
dppy
2-(diphenylphosphino)pyridine
DSC
Differential scanning calorimetry
EDA
Ethyl diazoacetate
esp
α,α,α
0 ,α
0 -Tetramethyl-1,3-benzenedipropionate
Et
Ethyl
EXAFS
Extended X-ray absorption fine structure
HOMO
Highest occupied molecular orbital
hp
Hydroxy pyridinate
i
Pr
Isopropyl
LUMO
Lowest unoccupied molecular orbital
MDA
Methyl diazoacetate
Me
Methyl
n Bu
n-Butyl
NHC
N-heterocyclic carbene
Np
Naphthyridine
NPA
Natural population analysis
OAc
Acetate
Ph
Phenyl
py
Pyridine
pz
Pyrazole
t
Bu
Tertiary butyl
TFA
Trifluoroacetate
THF
Tetrahydrofuran
60
I. Dutta et al.