Modular access to saturated bioisosteres of anilines via photoelectrochemical decarboxylative C(sp3)–N coupling

Abstract In drug development, the substitution of benzene rings in aniline-based drug candidates with saturated bridged bicyclic ring systems often enhances pharmacokinetic properties while preserving biological activity. However, current efforts predominantly focuses on bicyclo[1.1.1]pentylamines,...

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Main Authors: Kang-Ning Yuan, Hongjun Zhuang, Jie Wei, Yu Shen, Hong-Qing Yao, Ming-Hong Li, Lin-Lin Xu, Ming Shang
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-024-54648-6
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author Kang-Ning Yuan
Hongjun Zhuang
Jie Wei
Yu Shen
Hong-Qing Yao
Ming-Hong Li
Lin-Lin Xu
Ming Shang
author_facet Kang-Ning Yuan
Hongjun Zhuang
Jie Wei
Yu Shen
Hong-Qing Yao
Ming-Hong Li
Lin-Lin Xu
Ming Shang
author_sort Kang-Ning Yuan
collection DOAJ
description Abstract In drug development, the substitution of benzene rings in aniline-based drug candidates with saturated bridged bicyclic ring systems often enhances pharmacokinetic properties while preserving biological activity. However, current efforts predominantly focuses on bicyclo[1.1.1]pentylamines, accessing analogs capable of mimicking ortho- and meta-substituted anilines remains challenging due to the lack of a versatile and modular synthetic methods. Herein, we present a modular approach to access a diverse array of saturated bioisosteres of anilines via photoelectrochemical-induced decarboxylative C(sp3)–N Coupling. The success of this reaction hinges on the merging the cooperative ligand-to-metal charge transfer (LMCT) with copper-catalyzed amination. Notably, this net-oxidative C(sp3)–N forming reaction operates under mild electrode potentials and proceeds through hydrogen evolution, eliminating the need for external chemical oxidants. Our research enables the facile decarboxylative amination of a set of sp3-rich small-ring cage carboxylic acids, thus offering a versatile bioisosteric replacement for ortho-, meta-, and para-substituted anilines and di(hetero)aryl amines.
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institution Kabale University
issn 2041-1723
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publishDate 2025-01-01
publisher Nature Portfolio
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series Nature Communications
spelling doaj-art-129ae9f9cef3422981a35e06ab5665d22025-01-26T12:41:56ZengNature PortfolioNature Communications2041-17232025-01-011611910.1038/s41467-024-54648-6Modular access to saturated bioisosteres of anilines via photoelectrochemical decarboxylative C(sp3)–N couplingKang-Ning Yuan0Hongjun Zhuang1Jie Wei2Yu Shen3Hong-Qing Yao4Ming-Hong Li5Lin-Lin Xu6Ming Shang7Frontiers Science Center for Transformative Molecules, School of Chemistry and Chemical Engineering, Zhangjiang Institute for Advanced Study, Shanghai Jiao Tong UniversityResearch Center for Translational Medicine, the First Affiliated Hospital of Xiamen University, School of Medicine, Xiamen UniversityFrontiers Science Center for Transformative Molecules, School of Chemistry and Chemical Engineering, Zhangjiang Institute for Advanced Study, Shanghai Jiao Tong UniversityFrontiers Science Center for Transformative Molecules, School of Chemistry and Chemical Engineering, Zhangjiang Institute for Advanced Study, Shanghai Jiao Tong UniversityFrontiers Science Center for Transformative Molecules, School of Chemistry and Chemical Engineering, Zhangjiang Institute for Advanced Study, Shanghai Jiao Tong UniversityFrontiers Science Center for Transformative Molecules, School of Chemistry and Chemical Engineering, Zhangjiang Institute for Advanced Study, Shanghai Jiao Tong UniversityFrontiers Science Center for Transformative Molecules, School of Chemistry and Chemical Engineering, Zhangjiang Institute for Advanced Study, Shanghai Jiao Tong UniversityFrontiers Science Center for Transformative Molecules, School of Chemistry and Chemical Engineering, Zhangjiang Institute for Advanced Study, Shanghai Jiao Tong UniversityAbstract In drug development, the substitution of benzene rings in aniline-based drug candidates with saturated bridged bicyclic ring systems often enhances pharmacokinetic properties while preserving biological activity. However, current efforts predominantly focuses on bicyclo[1.1.1]pentylamines, accessing analogs capable of mimicking ortho- and meta-substituted anilines remains challenging due to the lack of a versatile and modular synthetic methods. Herein, we present a modular approach to access a diverse array of saturated bioisosteres of anilines via photoelectrochemical-induced decarboxylative C(sp3)–N Coupling. The success of this reaction hinges on the merging the cooperative ligand-to-metal charge transfer (LMCT) with copper-catalyzed amination. Notably, this net-oxidative C(sp3)–N forming reaction operates under mild electrode potentials and proceeds through hydrogen evolution, eliminating the need for external chemical oxidants. Our research enables the facile decarboxylative amination of a set of sp3-rich small-ring cage carboxylic acids, thus offering a versatile bioisosteric replacement for ortho-, meta-, and para-substituted anilines and di(hetero)aryl amines.https://doi.org/10.1038/s41467-024-54648-6
spellingShingle Kang-Ning Yuan
Hongjun Zhuang
Jie Wei
Yu Shen
Hong-Qing Yao
Ming-Hong Li
Lin-Lin Xu
Ming Shang
Modular access to saturated bioisosteres of anilines via photoelectrochemical decarboxylative C(sp3)–N coupling
Nature Communications
title Modular access to saturated bioisosteres of anilines via photoelectrochemical decarboxylative C(sp3)–N coupling
title_full Modular access to saturated bioisosteres of anilines via photoelectrochemical decarboxylative C(sp3)–N coupling
title_fullStr Modular access to saturated bioisosteres of anilines via photoelectrochemical decarboxylative C(sp3)–N coupling
title_full_unstemmed Modular access to saturated bioisosteres of anilines via photoelectrochemical decarboxylative C(sp3)–N coupling
title_short Modular access to saturated bioisosteres of anilines via photoelectrochemical decarboxylative C(sp3)–N coupling
title_sort modular access to saturated bioisosteres of anilines via photoelectrochemical decarboxylative c sp3 n coupling
url https://doi.org/10.1038/s41467-024-54648-6
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