scholarly journals Protection strategies for directionally-controlled synthesis of previously inaccessible metal–organic polyhedra (MOPs): the cases of carboxylate- and amino-functionalised Rh(ii)-MOPs

2019 ◽  
Vol 55 (85) ◽  
pp. 12785-12788 ◽  
Author(s):  
Jorge Albalad ◽  
Arnau Carné-Sánchez ◽  
Thais Grancha ◽  
Laura Hernández-López ◽  
Daniel Maspoch

Herein we report that strategic use of protecting groups in coordination reactions enables directional inhibition that leads to synthesis of metal–organic polyhedra (MOPs) highly functionalized with carboxylic acid and amine groups.

CrystEngComm ◽  
2021 ◽  
Author(s):  
Qing Luo ◽  
Zhen Ding ◽  
Huamin Sun ◽  
Zhen Cheng ◽  
Naien SHI ◽  
...  

Ultrathin two-dimensional (2D) metal-organic framework (MOF) nanosheets are prosperous advanced materials due to their particularly thin thickness and exposed active sites. The difficulty in the controlled synthesis of 2D MOF...


JACS Au ◽  
2021 ◽  
Author(s):  
Young Hun Lee ◽  
YongSung Kwon ◽  
Chaehoon Kim ◽  
Young-Eun Hwang ◽  
Minkee Choi ◽  
...  

RSC Advances ◽  
2021 ◽  
Vol 11 (18) ◽  
pp. 10540-10547
Author(s):  
Anxia Li ◽  
Xiaoxin Yang ◽  
Juan Chen

In this study, we reported a new approach for the size-controlled synthesis of uniform iron(iii)-based MIL-53 nanocrystals using the non-ionic surfactant PVP. A combinational therapeutic approach was presented for drug delivery and ROS therapy.


2020 ◽  
Vol 75 (4) ◽  
pp. 365-369
Author(s):  
Long Tang ◽  
Yu Pei Fu ◽  
Na Cui ◽  
Ji Jiang Wang ◽  
Xiang Yang Hou ◽  
...  

AbstractA new metal-organic framework, [Pb(hmpcaH)2]n (1), has been hydrothermally synthesized from Pb(OAc)2 · 3H2O and 2-hydroxy-6-methylpyridine-4-carboxylic acid (hmpcaH2; 2), and characterized by IR spectroscopy, elemental and thermogravimetric analysis, and single-crystal X-ray diffraction. In complex 1, each hmpcaH− ligand represents a three-connected node to combine with the hexacoordinated Pb(II) ions, generating a 3D binodal (3,6)-connected ant network. The crystal structure of 2 was determined. The solid-state fluorescence properties of 1 and 2 were investigated.


2010 ◽  
Vol 49 (21) ◽  
pp. 9852-9862 ◽  
Author(s):  
Christophe Volkringer ◽  
Thierry Loiseau ◽  
Nathalie Guillou ◽  
Gérard Férey ◽  
Mohamed Haouas ◽  
...  

Author(s):  
Xiaojue Bai ◽  
Wenxiu He ◽  
Xingyu Lu ◽  
Yu Fu ◽  
Wei Qi

The rational design and exploitation of highly active and stable catalysts for the electrochemical oxidation of biomass-derived 5-hydroxymethylfurfural (HMF) to valuable chemical 2,5-furandi-carboxylic acid (FDCA), is of great significance. Herein,...


2006 ◽  
Vol 84 (10) ◽  
pp. 1250-1253 ◽  
Author(s):  
Mee-Kyung Chung ◽  
Paul Fancy ◽  
Jeffrey M Stryker

The direct synthesis of sterically hindered, partially etherified derivatives of tetrakis(2-hydroxyphenyl)ethene is reported by using the McMurry reductive olefination reaction on a range of differentially substituted 2,2′-dialkoxy benzophenone substrates. Three orthogonal protection strategies are demonstrated, incorporating β-silylethyl, 3-butenyl, and tert-butyl protecting groups, respectively, into the starting benzophenones. The latter proved most efficient, with both the McMurry coupling and deprotection steps occurring concomitantly under the McMurry conditions to directly yield the desired bis(2-hydroxyphenyl)-bis(2-methoxyphenyl)ethene as a 1:1 mixture of E- and Z-diastereoisomers.Key words: preorganized polyaryloxide ligands, McMurry olefination, titanium trichloride, supramolecular chemistry, tetrakis(2-hydroxyphenyl)ethene, 2,2′-disubstituted benzophenone.


CrystEngComm ◽  
2013 ◽  
Vol 15 (45) ◽  
pp. 9408 ◽  
Author(s):  
Marianne B. Lalonde ◽  
Rachel B. Getman ◽  
Jeong Yong Lee ◽  
John M. Roberts ◽  
Amy A. Sarjeant ◽  
...  

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