Co-based metal-organic framework(MOF),a kind of porous crystal material composed of Co ions and organic linkers,is a common type of MOF.It not only has the intrinsic properties of MOF,such as structural diversity,func...Co-based metal-organic framework(MOF),a kind of porous crystal material composed of Co ions and organic linkers,is a common type of MOF.It not only has the intrinsic properties of MOF,such as structural diversity,functional adjustability,and high surface area,but more importantly,it contains Co metal species,which are considered by many reports to be active catalytic centers for many reactions.Meanwhile,metal catalysts always received wide and sustained attention.The combi-nation of the two types of catalysts can enhance the catalytic performance and achieve the"1+1>2"effect.In this review,we mainly overview the synthesis methods of Co-based MOF-derived metal catalysts from nano-to atom-level and their applications in the catalysis field in recent years and put forward our own views and prospects for this research direction.展开更多
We develop a novel coumarin-all〈yne derivative （NC7-AL）, which can specifically react with Au^3＋ and give a colorimetric and fluorescent ＂turn-on＂ response toward Au3~, Notably, other alkynophilic metal species ...We develop a novel coumarin-all〈yne derivative （NC7-AL）, which can specifically react with Au^3＋ and give a colorimetric and fluorescent ＂turn-on＂ response toward Au3~, Notably, other alkynophilic metal species such as Au^＋, Ag^＋, Pd^2＋, Ni^2＋, Cu^2＋, and Hg^2＋ do not produce an interfering signal. A good linear relationship between emission intensity at 420 nm and Au^3＋ concentration from 0 to 2 equivalent is observed, and the detection limit （3σ/k） is estimated to be ca. 3.58 nmol/L. Harnessing the Au^3＋ .展开更多
基金The authors gratefully acknowledge the financial support from the Natural Science research project of Universities in Anhui Province(KJ2021ZD0001)the Natural Science Foundation of AnhuiProvince(2208085MB20).
文摘Co-based metal-organic framework(MOF),a kind of porous crystal material composed of Co ions and organic linkers,is a common type of MOF.It not only has the intrinsic properties of MOF,such as structural diversity,functional adjustability,and high surface area,but more importantly,it contains Co metal species,which are considered by many reports to be active catalytic centers for many reactions.Meanwhile,metal catalysts always received wide and sustained attention.The combi-nation of the two types of catalysts can enhance the catalytic performance and achieve the"1+1>2"effect.In this review,we mainly overview the synthesis methods of Co-based MOF-derived metal catalysts from nano-to atom-level and their applications in the catalysis field in recent years and put forward our own views and prospects for this research direction.
基金supported by the National Natural Science Foundation of China (Nos. 21102001, 21271035 and 21372005)Anhui Provincial Natural Science Foundation (No. 1608085MB39)+1 种基金Natural Science Foundation of Education Department of Anhui Province (Nos. KJ2015A047, KJ2014A013)211 Project of Anhui University
文摘We develop a novel coumarin-all〈yne derivative （NC7-AL）, which can specifically react with Au^3＋ and give a colorimetric and fluorescent ＂turn-on＂ response toward Au3~, Notably, other alkynophilic metal species such as Au^＋, Ag^＋, Pd^2＋, Ni^2＋, Cu^2＋, and Hg^2＋ do not produce an interfering signal. A good linear relationship between emission intensity at 420 nm and Au^3＋ concentration from 0 to 2 equivalent is observed, and the detection limit （3σ/k） is estimated to be ca. 3.58 nmol/L. Harnessing the Au^3＋ .
