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一种有机笼控制金纳米粒子的维度和稳定性。

An organic cage controlling the dimension and stability of gold nanoparticles.

机构信息

Department of Chemistry, University of Basel, St. Johanns-Ring 19, Basel 4056, Switzerland.

Institute for Nanotechnology (INT), Karlsruhe Institute of Technology (KIT), P. O. Box 3640, Karlsruhe 76021, Germany.

出版信息

Chem Commun (Camb). 2023 Apr 20;59(33):4895-4898. doi: 10.1039/d3cc00277b.

DOI:10.1039/d3cc00277b
PMID:37009693
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC10116599/
Abstract

A molecular cage encapsulating gold nanoparticles is presented. Six benzylic thioethers are pointing into its cavity, stabilizing the particles in a 1 : 1 ligand-to-particle-ratio in excellent yields. They are bench-stable for several months and can withstand unprecedented thermal stress of up to 130 °C, documenting the advantages of the cage-type stabilization over open-chain analogues.

摘要

一种分子笼包裹金纳米粒子的结构被呈现出来。六个苄基硫醚指向其空腔,以 1:1 的配体与粒子比例稳定了这些粒子,产率非常高。它们在几个月内都非常稳定,可以承受高达 130°C 的前所未有的热应力,这证明了笼型稳定相对于开链类似物的优势。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2b48/10116599/764d595297f4/d3cc00277b-f3.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2b48/10116599/d717fed5257b/d3cc00277b-f1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2b48/10116599/22ad1488db3f/d3cc00277b-s1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2b48/10116599/be27fab5dbd0/d3cc00277b-f2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2b48/10116599/764d595297f4/d3cc00277b-f3.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2b48/10116599/d717fed5257b/d3cc00277b-f1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2b48/10116599/22ad1488db3f/d3cc00277b-s1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2b48/10116599/be27fab5dbd0/d3cc00277b-f2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2b48/10116599/764d595297f4/d3cc00277b-f3.jpg

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本文引用的文献

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Monofunctionalized Gold Nanoparticles: Fabrication and Applications.单官能化金纳米粒子:制备与应用。
Chimia (Aarau). 2021 May 28;75(5):414-426. doi: 10.2533/chimia.2021.414.
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Controlled Self-Assembly of Proteins into Discrete Nanoarchitectures Templated by Gold Nanoparticles via Monovalent Interfacial Engineering.通过单价界面工程,金纳米粒子模板化的蛋白质可控自组装成离散纳米结构。
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