N
N
N
N
N
N
N
NH 2
NH 2
NH 2
NH 2
N
NH 2
NH 2
N
NH 2
NH 2
NH 2
NH 2
N
NH 2
NH 2
N
NH 2
NH 2
NH 2
NH 2
N
N
N
N
N
N
N
N
N
N
NH 2
NH 2
H 2 N
H 2 N
N
H 2 N
H 2 N
N
H 2 N
H 2 N
H 2 N
H 2 N
N
H 2 N
H 2 N
N
H 2 N
H 2 N
NH 2
NH 2
N
N
N
N
N
Fig. 15 Structure of a PPIG4 dendrimer
Fig. 16 Plots of ln A versus time for the reduction of 4-nitrophenol by Au NPs: (a) [PAMAM
G3]/[Au
3+ ] ¼ 3 and (b) [PPI G3]/[Au
3+ ] ¼ 3. Adapted with permission from [67]. Copyright 2003
American Chemical Society
Precise Synthesis of Nanoparticles and Their Catalytic Behavior
145