Pd/C Catalyzed Cascade Synthesis of 2‐Arylquinazolinones from 2‐Iodoacetanilides Employing Ammonia and CO Precursors
Sign Up to like & getrecommendations! Published in 2021 at "ChemCatChem"
DOI: 10.1002/cctc.202100152
Abstract: An efficient and straightforward approach has been demonstrated for 2‐aryl quinazolinones synthesis from 2‐iodoacetanilides using ammonium carbamate/ammonium carbonate and oxalic acid under heterogeneous Pd/C catalyzed conditions. Herein, we have carried out the reactions employing oxalic… read more here.
Keywords: synthesis arylquinazolinones; arylquinazolinones iodoacetanilides; cascade synthesis; ammonium ... See more keywords
Iron Catalyzed Cascade Construction of Molybdenum Carbide Heterointerfaces for Understanding Hydrogen Evolution.
Sign Up to like & getrecommendations! Published in 2022 at "Small"
DOI: 10.1002/smll.202200439
Abstract: The intercrystalline interfaces have been proven vital in heterostructure catalysts. However, it is still challenging to generate specified heterointerfaces and to make clear the mechanism of a reaction on the interface. Herein, this work proposes… read more here.
Keywords: reaction; catalyzed cascade; moc mo2; moc ... See more keywords
A heterogeneous gold(I)-catalyzed cascade annulation of aldehydes with propargylamine leading to 3-substituted 2,5-dimethylpyrazines
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Organometallic Chemistry"
DOI: 10.1016/j.jorganchem.2017.07.012
Abstract: Abstract A heterogeneous gold(I)-catalyzed cascade annulation reaction of aldehydes with propargylamine was achieved in 1,2-dichloroethane at 40 °C by using an MCM-41-immobilized phosphine gold(I) complex[MCM-41-PPh 3 -AuNTf 2 ] as catalyst, yielding a variety of 3-substituted… read more here.
Keywords: cascade annulation; heterogeneous gold; gold; catalyzed cascade ... See more keywords
Gold catalyzed cascade reaction of 2-Alkynyl arylazides with 1,2,3-Triazoles to provide N- and N-Indol-3-yl 1,2,3-Triazole derivatives
Sign Up to like & getrecommendations! Published in 2020 at "Tetrahedron Letters"
DOI: 10.1016/j.tetlet.2020.151851
Abstract: Abstract A new method was developed to prepare N1 and N2-indol-3-yl 1,2,3-trizole products through gold catalyzed cascade reaction of o-alkynyl arylazides with 1,2,3-triazoles, in which, the in-situ generated α-imino gold carbene intermediate was intercepted by… read more here.
Keywords: cascade reaction; arylazides triazoles; reaction alkynyl; catalyzed cascade ... See more keywords
Cu(I)-catalyzed cascade reaction of N-tosylhydrazones with 3-butyn-1-ol: A new synthesis of tetrahydrofurans
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Journal of Catalysis"
DOI: 10.1016/s1872-2067(16)62565-2
Abstract: Abstract The Cu(I)-catalyzed cascade coupling/cyclization reaction of N -tosylhydrazones with 3-butyn-1-ol has been explored. This new strategy represents a simple platform for the synthesis of tetrahydrofurans in moderate to good yields. read more here.
Keywords: catalyzed cascade; synthesis tetrahydrofurans; tosylhydrazones butyn; reaction tosylhydrazones ... See more keywords
NHC-Catalyzed Cascade Reaction between β-Methyl Enals and Dienones for Quick Construction of Complex Multicyclic Lactones.
Sign Up to like & getrecommendations! Published in 2020 at "Organic letters"
DOI: 10.1021/acs.orglett.0c00533
Abstract: A NHC-promoted cascade reaction between β-methyl enal and dienone is developed for quick access to multicyclic lactone molecules bearing quaternary chiral carbon centers. Our study constitutes the first 1,6-addition of the acylazolium vinyl enolate γ-carbon… read more here.
Keywords: cascade reaction; nhc catalyzed; reaction methyl; catalyzed cascade ... See more keywords
Silver-Catalyzed Cascade Cyclization Reaction of Isocyanides with Sulfoxonium Ylides: Synthesis of 3-Aminofurans and 4-Aminoquinolines.
Sign Up to like & getrecommendations! Published in 2020 at "Organic letters"
DOI: 10.1021/acs.orglett.0c02835
Abstract: A silver-catalyzed cascade cyclization reaction of isocyanides with sulfoxonium ylides has been developed for the first time. This reaction provides a new and efficient method for the construction of highly functionalized 3-aminofurans and 4-aminoquinolines from… read more here.
Keywords: silver catalyzed; reaction isocyanides; cascade cyclization; cyclization reaction ... See more keywords
Asymmetric Synthesis of Chiral Aza-macrodiolides via Iridium-Catalyzed Cascade Allylation/Macrolactonization.
Sign Up to like & getrecommendations! Published in 2022 at "Organic letters"
DOI: 10.1021/acs.orglett.2c00942
Abstract: Iridium-catalyzed cascade allylation/macrolactonization between vinylethylene carbonate (VEC) and isatoic anhydride derivatives was successfully developed, readily generating a wide range of C2-symmetric chiral macrodiolides bearing 14-membered rings in moderate to good yields with excellent diastereoselectivities and… read more here.
Keywords: allylation macrolactonization; iridium; catalyzed cascade; iridium catalyzed ... See more keywords
Nickel-Catalyzed Cascade Reaction of 2-Vinylanilines with gem-Dichloroalkenes.
Sign Up to like & getrecommendations! Published in 2022 at "Organic letters"
DOI: 10.1021/acs.orglett.2c01492
Abstract: An efficient nickel-catalyzed cascade reaction of 2-vinylanilines with gem-dichloroalkenes has been developed to deliver diversely substituted quinolines in good to high yields. This protocol enables effective access to quinolines bearing various functional groups in the… read more here.
Keywords: nickel catalyzed; reaction vinylanilines; catalyzed cascade; cascade reaction ... See more keywords
Synthesis of Pyranones: Ru-Catalyzed Cascade Reaction via Vinylic C-H Addition to Glyoxylate.
Sign Up to like & getrecommendations! Published in 2022 at "Organic letters"
DOI: 10.1021/acs.orglett.2c01614
Abstract: The efficient synthesis of pyranones is presented by a three-component cascade reaction from readily available acrylic acids, ethyl glyoxylate, and p-toluenesulfonamide under ruthenium catalysis. For the first time, the nucleophilic addition of the vinylic C-H… read more here.
Keywords: addition; catalyzed cascade; synthesis pyranones; pyranones catalyzed ... See more keywords
Unexpected Copper-Catalyzed Cascade Reaction of 1,6-Enynes with Sulfoxonium Ylides.
Sign Up to like & getrecommendations! Published in 2022 at "Organic letters"
DOI: 10.1021/acs.orglett.2c02620
Abstract: An unprecedented copper-catalyzed cascade reaction of 1,6-enynes with sulfoxonium ylides is reported, providing a series of structurally intriguing 2,3-disubstituted indolines bearing a conjugated dienone functionality at the 3-position in moderate to excellent yields with good… read more here.
Keywords: copper; reaction; catalyzed cascade; reaction enynes ... See more keywords