Copper Hydrogen Nanoclusters Cu 20 H8 and its preparation method and catalytic application

By adopting the copper hydrogen nanoclusters of [Cu20H8Y10]·X2 and combining with specific synthesis methods, the problems of existing copper hydrogen nanoclusters in terms of stability and catalytic activity are solved, and the effect of efficient catalyzing of cinnamaldehyde is achieved.

CN116283744BActive Publication Date: 2025-03-28TSINGHUA UNIVERSITY
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Patent Information

Application Number
CN202310298016.4
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-03-24
Publication Date
2025-03-28
Estimated Expiration
2043-03-24

AI Technical Summary

Technical Problem

The existing copper hydrogen nanoclusters have problems in synthesis difficulties, poor stability and H-difficulty in precise positioning, resulting in poor performance in catalytic applications.

Method used

[Cu20H8Y10]·X2 copper hydrogen nanoclusters, Y is the nitrogen ligand after dehydrogenation, and X is an anion. Through a specific synthesis method, Cu(CH3CN)4X and nitrogen ligand, and the addition of alkaline solvent and tert-butylamine boronane in methanol solution was obtained to obtain copper hydrogen nanoclusters with high stability and catalytic activity.

Benefits of technology

The high selectivity and high conversion rate of copper hydrogen nanoclusters are achieved, with significant catalytic effect on cinnamaldehyde, with a selectivity of up to 100%, a conversion rate of up to 95%, and a simple synthesis method and a high yield.

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Abstract

The present invention provides a copper hydrogen nanocluster Cu 20 H8 and its preparation method and catalytic application. The molecular formula of the copper hydrogen nanocluster is [Cu 20 H8 10 ]·X2, Y is a nitrogen ligand after dehydrogenation, and X is an anion. Thus, the copper hydrogen nanocluster has good stability and high catalytic activity, especially for cinnamaldehyde. In some embodiments, the copper hydrogen nanocluster can catalyze the reduction of cinnamaldehyde to 3-phenylpropanaldehyde with a selectivity of up to 100% and a conversion rate of more than 95%.
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