Articles with "iodine mediated" as a keyword



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Iodine‐Mediated Sulfonylation of Quinoline N‐Oxides: a Mild and Metal‐Free One‐Pot Synthesis of 2‐Sulfonyl Quinolines

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Published in 2017 at "Asian Journal of Organic Chemistry"

DOI: 10.1002/ajoc.201700001

Abstract: A synthetic strategy for an iodine-mediated sulfonylation of quinoline N-oxides has been developed. A wide variety of 2-sulfonyl quinoline derivatives were synthesized by reacting various quinoline N-oxides with different sodium sulfinates in the presence of… read more here.

Keywords: quinoline oxides; mediated sulfonylation; iodine mediated; sulfonylation quinoline ... See more keywords
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Iodine-mediated high-pressure high-temperature carbonization of hydrocarbons and synthesis of nanodiamonds

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Published in 2021 at "Materials Research Bulletin"

DOI: 10.1016/j.materresbull.2020.111189

Abstract: Abstract Carbonization behavior of iodinated adamantane, adamantane and naphthalene in mixtures with germanium iodide or iodine was studied at pressures of 3.5 and 8 GPa to elucidate diamond-forming catalytic activity of iodine. Using XRD, Raman spectroscopy… read more here.

Keywords: mediated high; carbonization; synthesis nanodiamonds; iodine mediated ... See more keywords
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Iodine-mediated non-destructive multilayer stacking of polymer semiconductors for near-infrared-selective photodiode

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Published in 2019 at "Organic Electronics"

DOI: 10.1016/j.orgel.2019.02.002

Abstract: Abstract A facile stacking technology must be developed for various types of polymer semiconductors through a continuous solution process for successful commercial applications of organic electronics. In this study, we report a strategic method of… read more here.

Keywords: polymer semiconductors; non destructive; iodine mediated; mediated non ... See more keywords
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Elemental iodine mediated synthesis of thiadiazole-based dithiafulvalene donors via C(sp2)–S formation

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Published in 2019 at "Tetrahedron Letters"

DOI: 10.1016/j.tetlet.2018.11.072

Abstract: Abstract A series of thiadiazole-based dithiafulvalene (DTF) derivatives has been synthesized in moderate yields via iodine-mediated oxidative vinylic C(sp2)–H sulfenylation with mercapto-thiadiazoles. The formation of C(sp2)–S bond was confirmed and characterized by NMR and single… read more here.

Keywords: iodine mediated; based dithiafulvalene; elemental iodine; thiadiazole based ... See more keywords
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Iodine-Mediated Electrochemical C(sp2)-H Amination: Switchable Synthesis of Indolines and Indoles.

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Published in 2020 at "Organic letters"

DOI: 10.1021/acs.orglett.0c01821

Abstract: A metal-free electrochemical intramolecular C(sp2)-H amination using iodine as a mediator was developed. This method enables a switchable synthesis of indoline and indole derivatives, respectively, from easily available 2-vinyl anilines. read more here.

Keywords: switchable synthesis; iodine mediated; sp2 amination;
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Electrochemical, Iodine-Mediated α-CH Amination of Ketones by Umpolung of Silyl Enol Ethers.

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Published in 2020 at "Organic letters"

DOI: 10.1021/acs.orglett.0c02068

Abstract: The electrochemical, oxidative Umpolung reaction of silyl enol ethers utilizing simple iodide salts for the synthesis of α-amino ketones is described. The products were isolated in excellent yields of up to 100%, and various functionalized… read more here.

Keywords: silyl enol; electrochemical iodine; enol ethers; mediated amination ... See more keywords
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Iodine-Mediated C═C Double Bond Cleavage toward Pyrido[2,1-b]quinazolinones.

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Published in 2022 at "Organic letters"

DOI: 10.1021/acs.orglett.2c01183

Abstract: A transition-metal-free C═C double bond cleavage reaction employing molecular iodine is described. In the presence of K2CO3 as the base, I2-mediated C═C bond cleavage followed by intramolecular annulation of N-(2-vinylaryl)pyridin-2-amine substrates produces pyrido[2,1-b]quinazolinones and related… read more here.

Keywords: double bond; bond cleavage; pyrido quinazolinones; iodine mediated ... See more keywords
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Hypervalent Iodine-Mediated Synthesis of Sulfinimidate Esters from Sulfenamides.

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Published in 2023 at "Organic letters"

DOI: 10.1021/acs.orglett.3c00678

Abstract: In this study, we present a novel and efficient approach for the oxidative esterification of sulfenamides using phenyliodonium diacetate, enabling the synthesis of sulfinimidate esters and sulfilimines under mild and metal-free conditions, with yields reaching… read more here.

Keywords: sulfinimidate esters; synthesis sulfinimidate; hypervalent iodine; iodine mediated ... See more keywords
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Preparation of 2,4,5-Trisubstituted Oxazoles through Iodine-mediated Aerobic Oxidative Cyclization of Enaminones.

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Published in 2018 at "Organic letters"

DOI: 10.1021/acs.orglett.8b00376

Abstract: A novel approach to trisubstituted oxazoles has been developed that is based upon an iodine-mediated aerobic oxidative cyclization of enaminone derivatives. This transition-metal-free procedure was highly efficient and involved the removal of four hydrogen atoms… read more here.

Keywords: iodine mediated; aerobic oxidative; mediated aerobic; trisubstituted oxazoles ... See more keywords
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Enantioselective Synthesis of Nicotine via an Iodine-Mediated Hofmann-Löffler Reaction.

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Published in 2019 at "Organic letters"

DOI: 10.1021/acs.orglett.8b03909

Abstract: An iodine-mediated Hofmann-Löffler reaction has been developed that enables the first enantioselective synthesis of nicotine based on this synthetic methodology. The effect of the free pyridine core on the involved electrophilic iodine reagents was explored… read more here.

Keywords: mediated hofmann; iodine mediated; hofmann ffler; iodine ... See more keywords
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Photocontrolled Iodine-Mediated Green Reversible-Deactivation Radical Polymerization of Methacrylates: Effect of Water in the Polymerization System

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Published in 2019 at "ACS Macro Letters"

DOI: 10.1021/acsmacrolett.9b00507

Abstract: Photocontrolled iodine-mediated reversible-deactivation radical polymerization (RDRP) is a facile and highly efficient access to precision polymers. Herein, a facile photocontrolled iodine-mediated green RDRP strategy was successfully established in water by using 2-iodo-2-methylpropionitrile (CP-I) as the… read more here.

Keywords: polymerization; reversible deactivation; water; iodine mediated ... See more keywords