Construction of one Ru2W12-cluster and six lacunary Keggin tungstoarsenate leading to the larger Ru-containing polyoxometalate photocatalyst
作者:Huafeng Li、Mengnan Yang、Zelong Yuan、Yahao Sun、Pengtao Ma、Jingyang Niu、Jingping Wang
DOI:10.1016/j.cclet.2021.12.081
日期:2022.10
Construction of two RuⅢ cations and six lacunary Keggin fragments resulted in a novel Ru2W12-cluster (RuO6)2(WO3)12(H2O)12} bridged polyoxometalate, NaH11[(RuO6)(AsW9O33)3(W6O3)(H2O)6}]2 53H2O (NaH11·1·53H2O), which represent the largest cluster in all the Ru-containing polyoxometalates. The most interesting characteristic is that the symmetry-related Ru2W12-cluster-based hexamers contain two windmill-shaped
两个Ru Ⅲ阳离子和六个空位Keggin片段的构建产生了一种新型Ru 2 W 12 -簇(RuO 6 ) 2 (WO 3 ) 12 (H 2 O) 12 }桥接多金属氧酸盐,NaH 11 [(RuO 6 )( AsW 9 O 33 ) 3 (W 6 O 3 )(H 2 O) 6 }] 2 53H 2 O (NaH 11 ·1· 53H 2O),代表所有含钌多金属氧酸盐中最大的簇。最有趣的特征是对称相关的基于Ru 2 W 12簇的六聚体包含两个风车形[(RuO 6 )(AsW 9 O 33 ) 3 (W 6 O 3 )(H 2 O) 6 } ] 三聚体或 Ru 2 W 12簇被六段 B-β-AsW 9 O 33紧紧包裹. 另一个显着特征是有一个有趣的立方结构:它由 Ru(1, 2) 和 W(1, 28, 50, 51, 52, 53) 原子组成。以NaH 11 ·1· 53H 2 O为