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Palladium N-Heterocyclic Carbene Pre-catalysts Bearing Different Ancillary Ligands for the Buchwald–Hartwig Amination of Cyclic Secondary Amines with Aryl Chlorides
AbstractSix novel palladium N -heterocyclic carbene complexes bearing different ancillary ligands such as pyridine, 1-methylimidazole,...
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Copper catalysis in the synthesis of N-naphthyl and N-quinolinyl derivatives of adamantane-containing amines
N -(Het)arylation of adamantane-containing amines with halonaphthalenes and haloquinolines catalyzed by either CuI or copper nanoparticles with an...
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Influence of the Structure of Nanocomposites Based on Co,N,S-Doped Carbon and Co9S8 on the Catalytic Properties in the Processes of Quinoline and Its Methyl Derivatives Hydrogenation
It has been found that composites based on Co,N,S-doped carbon and Co 9 S 8 can act as catalysts for the hydrogenation of quinoline and its monomethyl...
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Synthesis of the Trans-bidentate Ligand 1,2-Bis(Quinolin-2-ylethynyl)Benzene and the X-ray Crystal Structure of Its Complex with Palladium(II) Chloride
A new trans -bidentate ligand, 1,2-bis(quinolin-2-ylethynyl)benzene, was synthesized and coordinated to PdCl 2 . The structure of the acetonitrile...
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Enantioselective synthesis of tetrasubstituted allenes via addition/arylation tandem reaction of 2-activated 1,3-enynes
We report the development of a new class of multifunctional chiral guanidine/Pd(0) catalyst system for 1,4-addition/arylation tandem reaction. A...
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Synthesis of 3-R-6-R'-Quinoline-4-carboxylates and Their Reactions with Hydrazine Hydrate
AbstractA method for the synthesis of 3-substituted quinoline-4-carboxylates by the reaction of 3-morpholino-1-R-prop-2-en-1-ones with isatins in the...
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New QSPR model for prediction of corrosion inhibition using conceptual density functional theory
The relationship between structure and corrosion inhibition of a series of twenty-eight quinoline and pyridine derivatives has been established...
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Crystal Structure of Halogenated N-Methylquinoline-2-Ones: Preparation and Study of Intermolecular Interactions in Crystals
AbstractA series of novel N-methylquinoline-2-ones with a fluorinated benzene ring (with and without Br atoms) is prepared by the interaction of...
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Synthesis of Quinoxaline-Linked Bis(Benzimidazolium) Salts and Their Catalytic Application in Palladium-Catalyzed Direct Arylation of Heteroarenes
AbstractIn this study, quinoxaline-linked bis(benzimidazolium) salts were synthesized as bis- N -heterocyclic carbene (NHC) precursors. These bis(NHC)...
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Novel synthetic procedures for C2 substituted imidazoquinolines as ligands for the α/β-interface of the GABAA-receptor
A series of substituted imidazoquinolines, a structurally related chemotype to pyrazoloquinolinones, a well-known class of GABA A ligands, was...
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Recent advances in the synthesis of pyrrolo[1,2-a]quinolines
Much synthetic effort is being devoted to the synthesis of fused nitrogen-containing heterocycles. Among them, pyrrolo[1,2- a ]quinoline derivatives...
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The first use of [PdBr2(imidazolidin-2-ylidene)(pyridine)] catalysts in the direct C-H bond arylation of C2-substituted furan and thiophene
AbstractN -Heterocyclic carbene (NHC)-linked PEPPSI-type palladium complexes have recently been used in the direct C-H bond arylation of...
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Kinetic resolution of planar chiral metallocenes using Rh-catalysed enantioselective C–H arylation
Planar chiral metallocenes have found application in the fields of asymmetric catalysis, medicinal chemistry and materials science. Asymmetric C–H...
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Palladium-PEPPSI-NHC Complexes Bearing Imidazolidin-2-Ylidene Ligand: Efficient Precatalysts for the Direct C5-Arylation of N-Methylpyrrole-2-Carboxaldehyde
The Pd-catalyzed direct arylation of pyrroles is an important research field for organic synthesis and catalysis chemistry. However,...
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Cycloalkanes Containing an Heteroatom (Heterocyclic Compounds)
The cycloalkanes, as we know are made up of only carbon and hydrogen. These are known as homocyclic compounds.
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Drug Discovery Automation and Library Synthesis in Flow
The spiraling costs, competitive nature, and stringent timelines associated with Drug Discovery fuel investigations into new technologies that can...
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Ortho-C–H methoxylation of aryl halides enabled by a polarity-reversed N–O reagent
Oxygen-substituted arenes widely exist in biologically important molecules and can serve as versatile handles to install other functional groups....
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Palladium-Catalyzed Heck Arylations in the Synthesis of Active Pharmaceutical Ingredients
The utility of inter- and intramolecular Heck arylations in the synthesis of intermediates for the preparation of active pharmaceutical ingredients...
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Pyrrole Natural Products with Antitumor Properties
This review examines the antitumor activity and synthetic strategies for pyrrole-containing natural products possessing the oxygenated...
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Intermolecular trans-bis-silylation of terminal alkynes
Addition of interelement compounds across alkynes is a straightforward strategy for the synthesis of densely functionalized alkenes, which are...
