„Nitrones“
Suchergebnisse
914 Treffer
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Catalytic Transformations of Alkynes into either α‐Alkoxy or α‐Aryl Enolates: Mannich Reactions by Cooperative Catalysis and Evidence for Nucleophile‐Directed Chemoselectivity
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Synthesis of Spirofluorenyl‐ β ‐Lactams through Cycloaddition and Ring Contraction from N ‐Aryl Fluorenone Nitrones and Methylenecyclopropanes
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Approach to Fully Substituted Cyclic Nitrones from N ‐Hydroxylactam Derivatives: Development and Application to the Total Synthesis of Cylindricine C
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Reductive Bromodifluoromethylation of Nitrones Promoted by Visible Light
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Tandem Chiral Cu (II) Phosphate‐Catalyzed Deoxygenation of Nitrones/Enantioselective Povarov Reaction with Enecarbamates
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Divergent Synthesis of Oxa‐Cyclic Nitrones through Gold (I)‐Catalyzed 1,3‐Azaprotio Transfer of Propargylic α‐Ketocarboxylate Oximes: Experimental and DFT Studies
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Palladium (II)‐Catalyzed Cope‐Type Hydroamination: Efficient Access to Five and Six‐Membered Cyclic Nitrones
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Copper‐Catalyzed (3+2) Cycloaddition and Interrupted Fischer Indolization to Prepare Polycyclic Furo (2,3‐b) indolines from N ‐Aryl Isatin Nitrones and Methylenecyclopropanes
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Approach to Fully Substituted Cyclic Nitrones from N ‐Hydroxylactam Derivatives: Development and Application to the Total Synthesis of Cylindricine C
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Cooperative Silver‐ and Base‐Catalyzed Diastereoselective Cycloaddition of Nitrones with Methylene Isocyanides: Access to 2‐Imidazolinones
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Synthesis of 1,2,5‐Oxadiazinane Derivatives by Photochemical Cycloaddition of Nitrones with Diaminomethanes
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Cycloadditions of Trans ‐Cyclooctenes and Nitrones as Tools for Bioorthogonal Labelling
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Rhodium (III)‐Catalyzed Asymmetric Access to Spirocycles through C−H Activation and Axial‐to‐Central Chirality Transfer
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Synthesis of Spirocyclic 1‐Pyrrolines from Nitrones and Arynes through a Dearomative (3,3′)‐Sigmatropic Rearrangement
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Iron‐Catalyzed Synthesis of Polyfunctional Pyridines from Ketoxime Carboxylates and Nitrones
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Synthesis of Spirocyclic 1‐Pyrrolines from Nitrones and Arynes through a Dearomative (3,3′)‐Sigmatropic Rearrangement
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DBU‐Promoted 6π‐Azaelectrocyclization and Hydrogen‐Migration to Prepare 6‐Alkyl Pyridine N ‐Oxides from N ‐Vinyl‐ α, β ‐Unsaturated Nitrones
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Synthesis of Spirooxindole‐Benzo (d) oxazoles and Dihydrobenzofurans through Cycloaddition and Rearrangement of N ‐Vinyl Nitrones and Arynes
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Synthesis of Chiral Nine‐Membered N‐Heterocycles through Silver (I)‐Promoted Cycloaddition and Rearrangement from N ‐Vinyl‐α,β‐Unsaturated Nitrones with Chiral 3‐Propioloyloxazolidin‐2‐Ones
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Copper(I)‐Catalyzed Highly Enantioselective [3+3]‐Cycloaddition of β‐Aryl/Alkyl Vinyl Diazoacetates with Nitrones