Articles with "ortho substituted" as a keyword



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Differentiating Toxic and Nontoxic Tricresyl Phosphate Isomers Using Ion-Molecule Reactions with Oxygen.

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Published in 2023 at "Journal of the American Society for Mass Spectrometry"

DOI: 10.1021/jasms.2c00334

Abstract: Ortho-substituted isomers of tricresyl phosphates (TCPs) and their toxic metabolites (e.g., CBDP: cresyl saligenin phosphate) can cause neurotoxic effects in humans. When TCP is introduced to an atmospheric pressure chemical ionization source using gas chromatography,… read more here.

Keywords: phosphate; molecule reactions; ion molecule; ion ... See more keywords
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Palladium-catalyzed aerobic synthesis of ortho-substituted phenols from cyclohexanones and primary alcohols.

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Published in 2020 at "Chemical communications"

DOI: 10.1039/c9cc09347h

Abstract: Due to the importance of phenols as structural cores and precursors of chemical products, synthesis of site-specific substituted phenols is highly desirable and a significant challenge. An aerobic palladium-catalyzed site-specific synthesis of ortho-substituted phenols from… read more here.

Keywords: cyclohexanones primary; substituted phenols; ortho substituted; primary alcohols ... See more keywords
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α-Alkylation of N–C Axially Chiral Quinazolinone Derivatives Bearing Various ortho -Substituted Phenyl Groups: Relation between Diastereoselectivity and the ortho -Substituent

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Published in 2018 at "Synlett"

DOI: 10.1055/s-0037-1610110

Abstract: 2-Ethylquinazolin-4-one derivatives bearing various ortho-substituted phenyl groups were revealed to possess a stable C–N axially chiral structure at ambient temperature. The reactions of alkyl halides with the anionic species prepared from these quinazolinones were systematically… read more here.

Keywords: derivatives bearing; bearing various; various ortho; ortho substituted ... See more keywords
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Crystal structures of three ortho-substituted N-acylhydrazone derivatives

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Published in 2017 at "Acta Crystallographica Section E: Crystallographic Communications"

DOI: 10.1107/s2056989017016814

Abstract: The effect of the nature of substitutions on the structural parameters and hydrogen-bonding interactions in N-acylhydrazone derivatives has been studied by synthesizing and determining the crystal structures of three ortho-substituted N-acylhydrazone derivatives, namely (E)-N-{2-[2-(2-chlorobenzylidene)hydrazinyl]-2-oxoethyl}-4-methylbenzenesulfonamide (I),… read more here.

Keywords: substituted acylhydrazone; ortho substituted; crystal structures; acylhydrazone derivatives ... See more keywords
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Ortho-substituted azobenzene: shedding light on new benefits

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Published in 2018 at "Pure and Applied Chemistry"

DOI: 10.1515/pac-2018-0719

Abstract: Abstract Novel functional polymeric microcapsules, based on modified azobenzene moieties, are exhaustively investigated, both from a theoretical and experimental points of view. Theoretical calculations and several measurements demonstrate that visible light can act as a… read more here.

Keywords: microscopy; visible light; ortho substituted; azobenzene shedding ... See more keywords
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Design of ortho-Substituted Donor-Acceptor Molecules as Highly Efficient Green Thermally Activated Delayed Fluorescent Emitters

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Published in 2018 at "Journal of the Korean Physical Society"

DOI: 10.3938/jkps.72.873

Abstract: The ortho-substituted donor-acceptor molecules 2-(4,6-diphenyl-1, 3, 5-triazin-2-yl)-N,Ndiphenylaniline (DPA-o-Trz) and 2-(4,6-diphenyl-1, 3, 5-triazine-2-yl)-N,N-di-p-tolylaniline (MPA-o-Trz) were designed, synthesized, and found to exhibit green fluorescence characteristics. Notably, the singlet-triplet energy gap was less than 0.1 eV, indicating that… read more here.

Keywords: thermally activated; substituted donor; ortho substituted; donor acceptor ... See more keywords