A Zr-added Dawson-type poly(polyoxometalate)

A novel Zr-added trimer, [H 2 N(CH 3 ) 2 ] 10 H 14 [(Zr 2 P 2 W 16 O 61 ) 3 ]·7H 2 O ( 1 ), has been made under hydrothermal conditions, and contains the highest number of Zr centers in known Dawson-type poly(POM)s. A remarkable feature of this study is the first discovery of a new type of divacant...

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Veröffentlicht in:Dalton transactions : an international journal of inorganic chemistry 2023-01, Vol.52 (4), p.857-861
Hauptverfasser: Li, Hai-Lou, Lian, Chen, Yang, Guo-Yu
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Sprache:eng
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Zusammenfassung:A novel Zr-added trimer, [H 2 N(CH 3 ) 2 ] 10 H 14 [(Zr 2 P 2 W 16 O 61 ) 3 ]·7H 2 O ( 1 ), has been made under hydrothermal conditions, and contains the highest number of Zr centers in known Dawson-type poly(POM)s. A remarkable feature of this study is the first discovery of a new type of divacant [α-5,10-P 2 W 16 O 60 ] 14− fragment, which assembles with Zr 4+ ions to form a cyclic trimer. Furthermore, 1 as a heterogeneous catalyst exhibits high activity for the selective oxidative degradation of a sulfur mustard simulant CEES. An unprecedented Zr-added poly(POM), [H 2 N(CH 3 ) 2 ] 10 H 14 [(Zr 2 P 2 W 16 O 61 ) 3 ]·7H 2 O, has been made under hydrothermal conditions, and as a heterogeneous catalyst, its selective oxidative degradation of a sulfur mustard simulant CEES has further been studied.
ISSN:1477-9226
1477-9234
DOI:10.1039/d2dt03820j