研究背景
本文要点
1. 报道了一种将电催化剂与有机金属催化剂配对的级联系统,用于室温和常压下将二氧化碳还原为甲醇。
2. 电催化剂[Cp*Ir(bpy)Cl]+将CO2还原为甲酸酯,三氟甲烷磺酸(HOTf)催化甲酸酯经Fischer酯化生成甲酸异丙酯,有机金属催化剂 (H-PNP)Ir(H)3催化甲酸异丙酯加氢生成甲醇。
图文内容
Scheme 1. Schematic illustration of the synthesis of ultrathin A5Fe2O4 nanosheets via rapid annealing of metal-polymer gel precursors..
Figure 2. Proposed mechanism for the transfer hydrogenation of IPF with IPA catalyzed by IrHCat2 including computed free energy changes
Figure 3. A) General conditions for the electrochemical-organometallic CO2-to-MeOH cascade reaction. B) Mechanistic proposal for the electrochemical reactivation of IrHCat2 after reacting with HOTf. C) 1H NMR spectrum after the cascade starting with 13CO2
(图片来源:Angew. Chem. Int. Ed.)
文献信息
Sergio Fernández, Alexander James Minden Miller* et al. Room-Temperature Formate Ester Transfer Hydrogenation Enables an Electrochemical/Thermal Organometallic Cascade for Methanol Synthesis from CO2. Angew. Chem. Int. Ed., 2024.
DOI:10.1002/adma.202403958
https://doi.org/10.1002/adma.202403958
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