نتایج جستجو برای: amine modification

تعداد نتایج: 147147  

Journal: :Applied sciences 2022

Formaldehyde is a highly toxic indoor pollutant that can adversely impact human health. Various technologies have been intensively evaluated to remove formaldehyde from an atmospheres. Activated carbon (AC) has used adsorb the atmosphere, which commercially viable owing its low operational costs. AC high adsorption affinity due surface area. In addition, applications of may be diversified by mo...

Journal: :Dalton transactions 2015
Meike A Gotthardt Sylvain Grosjean Tobias S Brunner Johannes Kotzel Andreas M Gänzler Silke Wolf Stefan Bräse Wolfgang Kleist

Functionalized 4,4'-biphenyldicarboxylic acid molecules with additional amine, alkyne, azide or nitro groups were prepared and applied in the synthesis of novel metal-organic frameworks and mixed-linker metal-organic frameworks isoreticular to DUT-5. The properties of the frameworks could be tuned by varying the number of functional groups in the materials and the amine groups were employed in ...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2006
Rahul P Bagwe Lisa R Hilliard Weihong Tan

In this article, a systematic study of the design and development of surface-modification schemes for silica nanoparticles is presented. The nanoparticle surface design involves an optimum balance of the use of inert and active surface functional groups to achieve minimal nanoparticle aggregation and reduce nanoparticle nonspecific binding. Silica nanoparticles were prepared in a water-in-oil m...

Journal: :Current pharmaceutical biotechnology 2015
Kentaro Shiraki Shunsuke Tomita Naoto Inoue

Proteins are prone to inactivation in aqueous solutions because chemical modification and aggregation usually occur, particularly at high temperature. This review focuses on the recent advance in practical application with amine compounds that prevent the heat-induced inactivation and aggregation of proteins. Coexistence of amine solutes, typically diamines, polyamines, amino acid esters, and a...

2016
Yun Kyeong Kim Sung-min Hyun Jae Hwa Lee Tae Kyung Kim Dohyun Moon Hoi Ri Moon

To enhance the carbon dioxide (CO2) uptake of metal-organic frameworks (MOFs), amine functionalization of their pore surfaces has been studied extensively. In general, amine-functionalized MOFs have been synthesized via post-synthetic modifications. Herein, we introduce a one-step construction of a MOF ([(NiLethylamine)(BPDC)] = MOFNH2; [NiLethylamine](2+) = [Ni(C12H32N8)](2+); BPDC(2-) = 4,4'-...

Journal: :Journal of the American Chemical Society 2021

Covalent organic frameworks have emerged as a powerful synthetic platform for installing and interconverting dedicated molecular functions on crystalline polymeric backbone with atomic precision. Here, we present novel strategy to directly access amine-linked covalent frameworks, which serve scaffold enabling pore-wall modification linkage-interconversion by new methods based Leuckart–Wallach r...

2013
Alba Naudí Mariona Jové Victòria Ayala Rosanna Cabré Manuel Portero-Otín Reinald Pamplona

Non-enzymatic modification of aminophospholipids by lipid peroxidation-derived aldehydes and reducing sugars through carbonyl-amine reactions are thought to contribute to the age-related deterioration of cellular membranes and to the pathogenesis of diabetic complications. Much evidence demonstrates the modification of aminophospholipids by glycation, glycoxidation and lipoxidation reactions. ...

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