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Search results for: *dipolar cycloaddition

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... REAGENT/GLYOXYLATE-ENE REACTION/1 ,3-DIPOLAR CYCLOADDITION REACTIONS/ENANTIOSELECTIVE MUKAIYAMA-ALDOL/TETRACYCLIC ... BASES/ALPHA-AMINO-ACIDS/STEREOSELECTIVE SYNTHESIS K. A. Jorgensen, in Cycloaddition Reactions ...
URL: https://www.organic-chemistry.org/abstracts/authors/jorgensen-k-a.shtm
... that an organocatalyst could also mediate the dipolar cycloaddition of a diazo ester 18 to ... unsaturated aldehyde, to give 19 with high diastereo- and enantiocontrol. Francesco Fini ...
URL: https://www.organic-chemistry.org/Highlights/2010/26July.shtm
... coupling followed by an oxidative 1,3-dipolar cycloaddition. see article for more examples ... Portal Copper-Catalyzed Oxidative Cross-Dehydrogenative Coupling/Oxidative Cycloaddition: Synthesis of 4-Acyl-1,2 , ...
URL: https://www.organic-chemistry.org/abstracts/lit5/982.shtm
... of the methyl ketone, 1,3-dipolar cycloaddition of the pyridinium ylide with the ... Organic Chemistry Portal CuBr-Catalyzed Aerobic Decarboxylative Cycloaddition for the Synthesis of Indolizines under Solvent-Free ...
URL: https://www.organic-chemistry.org/abstracts/lit5/766.shtm
... ) complex catalyzes an asymmetric 1,3-dipolar cycloaddition reactions between acyclic carbonyl ylides generated ... Organic Chemistry Portal Asymmetric Cycloadditions of Acyclic Carbonyl Ylides with Aldehydes Catalyzed by a ...
URL: https://www.organic-chemistry.org/abstracts/lit8/512.shtm
... mechanism, which involves a 1,3-dipolar cycloaddition, is discussed. see article ... more examples proposed mechanism Novel Pyridine-Catalyzed Reaction of Dimethyl Acetylenedicarboxylate with Aldehydes and N-Tosylimines: ...
URL: https://www.organic-chemistry.org/abstracts/literature/024.shtm
... tert-butyl nitrite followed by a 1,3-dipolar cycloaddition to alkynes or alkenes provides oxazole ... Nitrite via a Csp3-H Radical Functionalization/Cycloaddition Cascade Peng Dai, Xin Tan, ...
URL: https://www.organic-chemistry.org/abstracts/lit6/902.shtm
... 10.1055/s-2003-44354 Abstract A 1,3-dipolar cycloaddition of phenyl vinylic selenide to nitrile ... and subsequent oxidation-elimination furnished 3-substituted isoxazoles with good yields in a one-pot, two-step transformation ...
URL: https://www.organic-chemistry.org/abstracts/literature/279.shtm
... : 10.1055/s-2006-942501 Abstract 1,3-Dipolar cycloaddition of in situ generated azomethine ylides ... electron deficient olefins catalyzed by tris(pentafluorophenyl)borane is described. see article ...
URL: https://www.organic-chemistry.org/abstracts/lit1/369.shtm
... oxides, and a subsequent 1,3-dipolar cycloaddition of nitrile oxides with nitriles produces ... ,2 ,4-oxadiazoles. see article for more examples proposed mechanism Iron-Mediated Synthesis of ...
URL: https://www.organic-chemistry.org/abstracts/lit7/285.shtm
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