4 FLP-Mediated C–H-Activation
149
B
N
H
H
H
H
B
NR 2
R 2 N
BH 2
R 2
B
H
H NR 2
A
3-center-2-electron
Dimer
NR 2 =TMP
B
B-H bridged
Dimer
NR 2 =Pip, NEt 2 , NMe 2
Fig. 4.12 Structure of 1-NR 2 -2-BH 2 -C 6 H 4 catalysts at the solid state
Fig. 4.13 Energy profile of the C–H activation step by aminoborane catalysts. Energies in kcal
mol –1
149
B
N
H
H
H
H
B
NR 2
R 2 N
BH 2
R 2
B
H
H NR 2
A
3-center-2-electron
Dimer
NR 2 =TMP
B
B-H bridged
Dimer
NR 2 =Pip, NEt 2 , NMe 2
Fig. 4.12 Structure of 1-NR 2 -2-BH 2 -C 6 H 4 catalysts at the solid state
Fig. 4.13 Energy profile of the C–H activation step by aminoborane catalysts. Energies in kcal
mol –1