|
HOOC-PEG-COOH (Polyethylene glycol) |
+ |
2R-NH2 (Oleamine) |
→ |
RNH3+−OOC-PEG-COO−+H3NR (Amine salt) |
| + | ||||
| Fe(acac)3 | ||||
| ↓ | ||||
| Fe3O4 NPs | ||||
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