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高核羧酸盐改性杂多钒酸盐的合成和结构作为烷基苯选择性氧化多相催化剂
Inorganic Chemistry ( IF 4.3 ) Pub Date : 2023-10-31 , DOI: 10.1021/acs.inorgchem.3c01802
Siyu Liu 1 , Yuzan He 1 , Xinyi Ma 1 , Jiayu Liu 1 , Pengtao Ma 1 , Jingping Wang 1 , Jingyang Niu 1
Inorganic Chemistry ( IF 4.3 ) Pub Date : 2023-10-31 , DOI: 10.1021/acs.inorgchem.3c01802
Siyu Liu 1 , Yuzan He 1 , Xinyi Ma 1 , Jiayu Liu 1 , Pengtao Ma 1 , Jingping Wang 1 , Jingyang Niu 1
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高核羧基改性杂多钒酸盐,Na 2 K 10 H 15 [P 8 V IV 24 (tart) 15 (H 2 O) 15 (OH)O 51 ]·58H 2 O [ 1 , tart = C 4 H 2 O 6 ],已通过常规水法在温和条件下成功合成。晶体学研究表明,化合物1以四方晶系I 4 1 / a空间群结晶,由三层鞍状聚氧阴离子{P 8 V 24 }组成。两个{V 3 (tart)(H 2 O)O 11 }作为连接单元桥接顶部{P 4 V IV 9 (tart) 7 (H 2 O) 4 (OH)O 23 }和底部{P 4 V IV 9 (tart) 6 (H 2 O) 9 O 22 }通过酒石酸盐配体和{PO 4 }四面体形成层,形成24核POV骨架结构。更有趣的是,化合物1作为二苯甲烷选择性氧化的非均相催化剂,在优化条件下转化率为96.2%,选择性为93.6%。
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更新日期:2023-10-31
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