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FeCl 3 · 6 H 2 O
FeSO 4 · 7 H 2 O
NH 3 , N 2
Fe 3 O 4
O
HO
H 2 N
O
OH
n
+
Chitosan (CS)
Na 2 SO 4
HOAc
1 h, rt
NH 2
NH 2
H 2 N
NH 2
OH
OH
HO
HO
OH
O
OMe
EtOH, reflux, 24 h
HN
N
N
NH 2
OH
OH
HO
HO
HO
O
OH
O
OH
O
HO
O
H
H
HN
N
N
NH 2
OH
OH
HO
HO
HO
O
OH
O
OH
O
HO
O
H
H
MS@MNP/CS
CoCl 2 · 6 H 2 O
EtOH, reflux, 18 h
Fe 3 O 4
Fe 3 O 4
Fe 3 O 4
Fe 3 O 4
Fe 3 O 4
Fe 3 O 4
Fe 3 O 4
Co
Co
Co
Co
Co-MS@MNP/CS
Scheme 8.9 Preparation of co-based nanocatalyst immobilized on Fe 3 O 4 nanoparticles modified
by chitosan. Green Chemistry by Royal Society of Chemistry (Great Britain) Reproduced with
permission of ROYAL SOCIETY OF CHEMISTRY in the format Book via Copyright Clearance
Center, license no. 4639360400827 [61]