Polyoxometalate-based 3D porous framework with inorganic molecular nanocage units

• Published in: Journal of chemical sciences (Bangalore, India) Vol. 129; no. 5; pp. 573 - 578
• Main Authors: Li, Shaobin, Li, Zihao, Zhang, Jingyu, Su, Zhengnan, Qi, Shiying, Guo, Shihong, Tan, Xiaoguo
• Format: Journal Article
• Language: English
• Published: New Delhi Springer India 01-05-2017; Springer Nature B.V
• Subjects: Cages; Chemistry; Chemistry and Materials Science; Chemistry/Food Science; Clusters; Connectors; Electrochemical analysis; Nanostructure; Potassium; Regular Article; Polyoxometalates; electrochemistry; 3d porous framework; electrocatalysis; inorganic nanocage
• ISSN: 0974-3626; 0973-7103
• DOI: 10.1007/s12039-017-1265-7

A new polyoxometalate-based 3D porous framework with inorganic molecular nanocage unit, (
H
2
dap
)
[
K
(
H
2
O
)
2
(
V
10
O
28
)
0.5
] (
1
) (dap 
=
 1,2-diaminopropane), has been synthesized and characterized by routine methods. In
1
, the decavanadate clusters, as twelve-dentate connectors, link eight potassium ions to form a 3D porous framework with inorganic molecular cage units. There are two dap ligand molecules occupying in each inorganic molecular cage. Furthermore, the electrochemical properties of
1
were studied, which indicate that
1
has a good electrocatalytic activity towards reduction of iodate (
IO
3
-
)
ascribed to the V-center.
Graphical Abstract
A new polyoxometalate-based 3D porous inorganic nanocage framework has been synthesized. The electrochemical properties indicate that it has a good electrocatalytic activity towards the reduction of iodate.