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... 5, 395. Key Words: IRELAND-CLAISEN REARRANGEMENT; OXY-COPE REARRANGEMENT; ALPHA-AMINO-ACIDS; ... ARYL ETHERS; ENANTIOSELECTIVE SYNTHESIS; STEREOSELECTIVE SYNTHESIS; TRIFLUOROMETHYLATED COMPOUNDS; DIASTEREOSPECIFIC APPROACH; ...
URL: https://www.organic-chemistry.org/abstracts/authors/allin-s-m.shtm
... 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 ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn05/5-epi-vibsanin-e-davies-williams.shtm
... , 1847. Key Words: ACCELERATED CLAISEN REARRANGEMENTS/CHIRAL ORGANOALUMINUM REAGENT/N-ALLYLKETENE ... /ENAMINE ALKYLATION Asymmetric [3.3 -sigmatropic rearrangements in organic synthesis. D. Enders ...
URL: https://www.organic-chemistry.org/abstracts/authors/enders-d.shtm
... ; SELECTIVE 1,4-CHIRAL INDUCTION; IRELAND-CLAISEN REARRANGEMENT; INTERNAL ASYMMETRIC INDUCTION; DELTA-HYDROXY ... via [2,3 -Wittig sigmatropic rearrangement. K. Mikami, T. ...
URL: https://www.organic-chemistry.org/abstracts/authors/mikami-k.shtm
... DIOXADIAZINES/DITHIADIAZINES/OXATRIAZINES/THIATRIAZINES Claisen Rearrangements in Heteroaromatic Systems. C. ... . Moody, Adv. Heterocycl. Chem., 1987, 42, 203 ...
URL: https://www.organic-chemistry.org/abstracts/authors/moody-c-j.shtm
... for further transformation, for instance by Claisen rearrangement. Prochiral ?-substituted enones such as ... are inexpensive starting materials. Patrick Walsh of the University of Pennsylvania recently reported ( ...
URL: https://www.organic-chemistry.org/Highlights/2004/30August.shtm
... further diversified by Eu(III )-catalyzed Claisen rearrangement where glycosides 4 undergo a [ ... ,3 -sigmatropic rearrangement and furnish the novel phenol derivatives 5. Synthesis of 2-Amino-dihydropyrimidin-4-ones ...
URL: https://www.organic-chemistry.org/Highlights/2006/15November.shtm
... . The cascade reaction incorporated two consecutive Claisen rearrangements, collapsing of the Boc groups ... a formal [2+2 cycloaddition. Further chemoselective protection of 2 with subsequent ...
URL: https://www.organic-chemistry.org/Highlights/2007/15OctoberB.shtm
... , 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 ...
URL: https://www.organic-chemistry.org/Highlights/2007/24September.shtm
... , Santa Barbara, was the diastereoselective Claisen rearrangement of 1 to 2. The ... portion of ester 1 was derived from the aldehyde 4, prepared from D-ribose. ...
URL: https://www.organic-chemistry.org/Highlights/2009/02March.shtm
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