Articles with "acid mediated" as a keyword



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Construction of Novel Tetrahydro‐β‐carboline‐1‐thione Spirooxindoles by Brønsted Acid Mediated Formal [3+3] Cyclization of 3‐Indolylmethanols with 3‐Isothiocyanato Oxindoles

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Published in 2017 at "Journal of Heterocyclic Chemistry"

DOI: 10.1002/jhet.2708

Abstract: p-Toluenesulfonic acid mediated formal [3+3] cyclization of 3-indolylmethanols with 3-isothiocyanato oxindoles was realized. This transformation allowed for the synthesis of a series of novel tetrahydro-β-carboline-1-thione spirooxindoles in moderate to excellent yields (up to 99%) with… read more here.

Keywords: acid mediated; mediated formal; indolylmethanols isothiocyanato; cyclization indolylmethanols ... See more keywords
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Acid-Mediated Autocatalysis in Vinylogous Urethane Vitrimers.

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Published in 2020 at "Macromolecular rapid communications"

DOI: 10.1002/marc.202000273

Abstract: Vitrimers are a class of polymeric materials with outstanding properties. Intramolecular substitution reactions lead to a dynamic exchange within the polymer network which enables thermoreversible stress relaxation in yet permanently crosslinked materials. In this paper,… read more here.

Keywords: urethane vitrimers; stress relaxation; acid mediated; mediated autocatalysis ... See more keywords
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Effects of reduced graphene oxide on humic acid-mediated transformation and environmental risks of silver ions.

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Published in 2019 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2019.121597

Abstract: The reduction of Ag+ mediated by natural organic matters has been demonstrated to be an important process of Ag+ transformation and would influence the risks of Ag+ and Ag-containing materials in aquatic environment. Considering the… read more here.

Keywords: rgo; acid mediated; transformation; reduced graphene ... See more keywords
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A novel detection procedure for mutations in the 23S rRNA gene of Mycoplasma pneumoniae with peptide nucleic acid-mediated loop-mediated isothermal amplification assay.

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Published in 2017 at "Journal of microbiological methods"

DOI: 10.1016/j.mimet.2017.08.009

Abstract: Rapid and easy detection of a single nucleotide point mutation of bacterial genes, which is directly linked to drug susceptibility, is essential for the proper use of antimicrobial agents. Here, we established a detection method… read more here.

Keywords: detection; peptide nucleic; acid mediated; gene ... See more keywords
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Acid-mediated aryl migration reaction of C-3 aryl substituted pyrrolidinoindolines

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Published in 2017 at "Tetrahedron Letters"

DOI: 10.1016/j.tetlet.2016.11.069

Abstract: Abstract Aryl migration reactions of C-3 aryl substituted pyrrolidinoindoline compounds to provide highly conjugated C-2 aryl indole compounds have been discovered. The developed reactions have a wide substrate scope and proceed in high yield under… read more here.

Keywords: aryl substituted; migration reaction; acid mediated; aryl migration ... See more keywords
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Lewis acid-mediated cross-coupling reaction of 7-azaindoles and aldehydes: Cytotoxic evaluation of C3-linked bis-7-azaindoles

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Published in 2019 at "Tetrahedron Letters"

DOI: 10.1016/j.tetlet.2019.150974

Abstract: Abstract The synthesis of 3,3′-bis-7-indolylmethane derivatives is important for their further development as pharmaceutical compounds and other synthetic purposes. Herein, we describe the zinc- or acid-mediated cross-coupling reaction of 7-azaindoles with aldehydes, such as paraformaldehyde,… read more here.

Keywords: acid mediated; cross coupling; reaction azaindoles; mediated cross ... See more keywords
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Polysialic acid-mediated activity measurement of polysialylated recombinant coagulation factor VIII.

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Published in 2019 at "Journal of pharmaceutical sciences"

DOI: 10.1016/j.xphs.2019.10.019

Abstract: Measurement of modified biologic including coagulation factors with extended half-life obtained for example by polysialylation pose an analytical challenge especially if both biological activity and presence of modification have to be determined. Analytical methods applied… read more here.

Keywords: polysialic acid; acid mediated; factor viii; polysialylated recombinant ... See more keywords
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Boosting Protein Encapsulation through Lewis-Acid-Mediated Metal–Organic Framework Mineralization: Toward Effective Intracellular Delivery

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Published in 2022 at "Chemistry of Materials"

DOI: 10.1021/acs.chemmater.2c01338

Abstract: Encapsulation of biomolecules using metal–organic frameworks (MOFs) to form stable biocomposites has been demonstrated to be a valuable strategy for their preservation and controlled release, which has been however restricted to specific electrostatic surface conditions.… read more here.

Keywords: acid mediated; metal organic; encapsulation; lewis acid ... See more keywords
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Quantitative Proteomics Reveals Docosahexaenoic Acid-Mediated Neuroprotective Effects in Lipopolysaccharide-Stimulated Microglial Cells

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Published in 2020 at "Journal of Proteome Research"

DOI: 10.1021/acs.jproteome.9b00792

Abstract: The high levels of docosahexaenoic acid (DHA) in cell membranes within the brain have led to a number of studies exploring its function. These studies have shown that DHA can reduce inflammatory responses in microglial… read more here.

Keywords: docosahexaenoic acid; proteomics reveals; acid mediated; reveals docosahexaenoic ... See more keywords
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HAT Catalysts to Facilitate Acid Mediated Cleavage of Biaryl C-C Bonds in Binaphthols.

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Published in 2022 at "Organic letters"

DOI: 10.1021/acs.orglett.2c03325

Abstract: A method to cleave the C-C biaryl bond of binaphthyl derivatives under reductive conditions is described. Triflic acid employed together with a catalytic HAT reagent, 2-ethyl-9,10-dihydroxyanthracene, that is regenerated using H2 with catalytic Pd/C yielded… read more here.

Keywords: cleavage biaryl; facilitate acid; catalysts facilitate; acid mediated ... See more keywords
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Oxygen-vacancy-induced photoelectrochemical water oxidation by platelike tungsten oxide photoanodes prepared under acid-mediated hydrothermal treatment conditions

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Published in 2017 at "RSC Advances"

DOI: 10.1039/c7ra03691d

Abstract: Introduction of oxygen vacancies in tungsten oxide photoanodes has been reported as an effective route towards enhancing the solar-driven water oxidation photocurrent. Therefore, it is reasonable to seek facile methods for controlling the number of… read more here.

Keywords: oxide photoanodes; mediated hydrothermal; acid mediated; hydrothermal treatment ... See more keywords