一种光电协同催化C端甘氨酸多肽的脱羧芳香酮基化的方法

By using a photoelectrocatalytic synergistic method, cerium and cobalt compounds were used to catalyze the decarboxylation reaction of glycine peptides, successfully constructing peptide compounds with aromatic ketone skeletons. This solved the problems of using precious metals and harsh reaction conditions in existing technologies, and achieved efficient, green and mild synthesis.

CN122404471APending Publication Date: 2026-07-17ZHEJIANG UNIV OF TECH

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
ZHEJIANG UNIV OF TECH
Filing Date
2026-06-18
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies for the decarboxylation and aromatic ketation synthesis of glycine peptides face challenges in the use and separation of precious metals, and the reaction conditions are harsh, making it difficult to achieve efficient, green, and economical synthesis.

Method used

A photoelectrochemical co-catalysis method was adopted to conduct a one-pot, tandem photo-electrochemical catalysis of the terminal decarboxylation reaction of glycine-containing peptides, generating alkyl free radicals and silyl enol ether addition reactions to construct peptide compounds with aromatic ketone skeletons. Cerium and cobalt compounds were used as catalysts, avoiding the use of oxidants and noble metals.

Benefits of technology

It achieves efficient, green, and mild decarboxylation and aromatic ketation synthesis of peptides, improves catalytic efficiency, reduces energy consumption, and is suitable for industrial production.

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Abstract

本发明公开了一种光电协同催化C端甘氨酸多肽的脱羧芳香酮基化的方法,它在反应器中加入C端含甘氨酸的多肽和硅基烯醇醚类化合物,加入金属催化剂、电解质和反应溶剂,通入氮气,反应中采用电极体系,在通电且光照条件下进行反应,实现多肽的脱羧芳香酮基化过程。本发明的方法以光‑电协同催化方法脱羧,可增强反应活性与电子传递效率,提高转化速率与选择性,同时降低反应能垒与能耗,运用了原子经济性高的电化学和光化学技术,避免了氧化剂和价格昂贵的催化剂的使用,催化效率高。
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