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Metal‐Free [2+3] Dipolar Cycloaddition/Denitration Cascade between Nitroalkenes and α‐Diazoesters: Regioselective Access to Functionalized NH−Pyrazoles

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ChemInform Abstract: Efficient Synthesis of Oxazoles by Dirhodium(II)‐Catalyzed Reactions of Styryl Diazoacetate with Oximes.

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The [3 + 3]-Cycloaddition Alternative for Heterocycle Syntheses: Catalytically Generated Metalloenolcarbenes as Dipolar Adducts

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Regioselective Synthesis of Functionalized Pyrroles via Gold(I)‐Catalyzed [3+2] Cycloaddition of Stabilized Vinyl Diazo Derivatives and Nitriles

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