The role of immobilization supports for light-assisted Suzuki coupling reaction with low-loading Pd nanocatalyst

IF 3.4 3区 化学 Q2 CHEMISTRY, PHYSICAL
Bongseok Kim , Hyekyung Cho , Yuwon Jeon , Seunghyun Chun , Bolormaa Bayarkhuu , Jeehye Byun , Hyosun Lee
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引用次数: 0

Abstract

This work investigates the impact of immobilization supports on the performance of Pd nanocatalysts in light-induced Suzuki coupling reactions by utilizing two model supports, mesoporous silica (SBA-15) and covalent triazine framework (CTF-Ph). Despite comparable Pd loading (0.3–0.5 wt%) and chemical states, under visible light illumination, Pd/CTF-Ph demonstrated a remarkable 40% reduction in activation energy, outperforming the 16% decrease observed with Pd/SBA-15. This superior performance is attributed to the light-absorbing properties of CTF-Ph and its facilitated pi-pi interaction toward reagents on the catalyst surface. Our findings offer valuable insights into the development of effective catalysts for light-assisted CC bond formation reactions.

低负载钯纳米催化剂在光助铃木偶联反应中的固定化支撑作用
本研究利用介孔二氧化硅(SBA-15)和共价三嗪框架(CTF-Ph)这两种模型载体,研究了固定化载体对钯纳米催化剂在光诱导的铃木偶联反应中性能的影响。尽管钯的负载量(0.3-0.5 wt%)和化学状态相似,但在可见光照射下,Pd/CTF-Ph 的活化能显著降低了 40%,超过了 Pd/SBA-15 的 16%。这种优异的性能归功于 CTF-Ph 的光吸收特性及其与催化剂表面试剂的 pi-pi 相互作用。我们的研究结果为开发光辅助 CC 键形成反应的有效催化剂提供了宝贵的见解。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
Catalysis Communications
Catalysis Communications 化学-物理化学
CiteScore
6.20
自引率
2.70%
发文量
183
审稿时长
46 days
期刊介绍: Catalysis Communications aims to provide rapid publication of significant, novel, and timely research results homogeneous, heterogeneous, and enzymatic catalysis.
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