Xinglei He, Chunlong Yu, Fengtao Zhang, Chenxu Gong, Jingheng Li, Ding-Bo Zeng, Bin Zhao, Xiong Chen, Ke-Yin Ye
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Ligand-Engineered Metal–Organic Frameworks of 3D Infinite Trinuclear Zinc Units for Photocatalytic Monooxygenation of Sulfenamides
Metal–organic frameworks (MOFs) composed of infinite metal units exhibit enhanced electron transport and charge migration capabilities compared to discrete metal units. Herein, three underdeveloped isomorphic MOFs featuring 3D infinite zinc units are designed and synthesized. The Lewis acidity and photocatalytic activity of these MOFs are fine-tuned through atomic-level engineering of nitrogen atoms of ligands and the resultant change of charge transfer modes. These MOFs are promising catalysts in the photocatalytic monooxygenation of sulfenamides with molecular oxygen. Mechanistic investigations suggest that the uneven charge distribution and large dipole moment at the pyridine center of 1-PTB and the infinite Zn unit frameworks of degenerate energy levels are key to its excellent photocatalytic activity.
期刊介绍:
Advanced Science is a prestigious open access journal that focuses on interdisciplinary research in materials science, physics, chemistry, medical and life sciences, and engineering. The journal aims to promote cutting-edge research by employing a rigorous and impartial review process. It is committed to presenting research articles with the highest quality production standards, ensuring maximum accessibility of top scientific findings. With its vibrant and innovative publication platform, Advanced Science seeks to revolutionize the dissemination and organization of scientific knowledge.