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Search results for: claisen rearrangement
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... allylic alcohol. Stoichiometric AlMe3 mediated the Claisen rearrangement at room temperature, to deliver ... ja110685k) a silicon catalyst that efficiently rearranged the Shi-derived epoxide of 26 to the ...
... , 1847. Key Words: ACCELERATED CLAISEN REARRANGEMENTS/CHIRAL ORGANOALUMINUM REAGENT/N-ALLYLKETENE ... ALKYLATION Asymmetric [3.3] -sigmatropic rearrangements in organic synthesis. D. Enders ...
... Davies and Williams approach was using a Claisen rearrangement to impart one of the more ... stereocenters, but this was problematic, as they first had to generate an enolate ...
... reagent, to give 12. Subsequent Claisen rearrangement delivered the eight-membered ring lactone, ... give the allylic sulfoxide 5. Mislow-Evans rearrangement converted 5 into 6, the enantiomerically-pure ...
... , would convert 11 into 12. Claisen rearrangement is also a good way to ... disubstituted and trisubstituted alkenes. The simplest version of this reaction is two-carbon homologation by ...
... anie.201005183) a guanidinium catalyst for the Claisen rearrangement of 4 to 5. Jacek ... of Jagiellonian University accomplished (Tetrahedron Lett. 2010, 51, 4088. DOI ...
... . Key Words: ALPHA-AMINO-ACIDS/ENOLATE CLAISEN REARRANGEMENT/BAYLIS-HILLMAN REACTION/RING-CLOSING METATHESIS ... CHROMIUM(II) -MEDIATED REFORMATSKY REACTIONS/EFFICIENT ENANTIOSELECTIVE SYNTHESIS/ASYMMETRIC MANNICH ...
... the allyl vinyl ether 1 and subsequent Claisen rearrangement to the enone 2. To ... this strategy, the ketone 8 and the allylic alcohol 15 had to be prepared ...
... Chicago observed clean stereochemical transfer in the Meerwein-Eschenmoser-Claisen rearrangement of the secondary alcohol 1 to ... amide 2 (J . Am. Chem. Soc. 2023, 145, ...
... . Key Words: METAL CATALYZED-REACTIONS/IODONIO-CLAISEN REARRANGEMENT/PALLADIUM-ZINC SYSTEM/FUNCTIONALIZED ALKYNYL ... PHENYL)IODONIUM SALTS/TETRANUCLEAR MACROCYCLIC SQUARES/REDUCTIVE COUPLING REACTION/BORON-TRIFLUORIDE ETHERATE ...
