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... via [2 ,3 ] -Wittig sigmatropic rearrangement. K. Mikami, ... . Nakai, Synthesis, 1991, 594. Key Words: Asymmetric ene reactions ...
URL: https://www.organic-chemistry.org/abstracts/authors/mikami-k.shtm
... REACTION/ALKOXYALLYLPHOSPHINE OXIDE YLIDES/SIGMATROPIC WITTIG REARRANGEMENTS/DITHIO-SUBSTITUTED CROTYLLITHIUM A. R ... IMIDAZOLE-1-CARBOXYLIC/TRIAZOLE-1-CARBOXYLIC ACID/HETEROCYCLES Heterocyclic rearrangements of benzofuroxans and related compounds. A ...
URL: https://www.organic-chemistry.org/abstracts/authors/katritzky-a-r.shtm
... group using an Anders-Gaßner modification of the Wittig reaction performed by the Williams group. ... and Williams approach was using a Claisen rearrangement to impart one of the more tricky ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn05/5-epi-vibsanin-e-davies-williams.shtm
... Key Words: TRANSITION-METAL COMPLEXES/INTRAMOLECULAR WITTIG REACTION/CARBON-HALOGEN COMPOUNDS/BETA-SILYLPHOSPHOROUS YLIDE ... : ACTIVE PHOSPHINE OXIDES/ACCELERATED CLAISEN REARRANGEMENTS/PHOSPHORUS-ACID DIAMIDES/HIGH ENANTIOMERIC PURITY ...
URL: https://www.organic-chemistry.org/abstracts/authors/kolodiazhnyi-o-i.shtm
... and oxidized to the ketone 13. Wittig olefination gave a pair of geometric isomers ... of 8 underwent smooth oxy- Cope rearrangement , to give an enolate that was ...
URL: https://www.organic-chemistry.org/Highlights/2012/05November.shtm
... carried on to the stannane 8. Wittig-Still rearrangement set the geometry of the alkene ... after which the product alcohol was converted to 9. To promote the challenging enantioselective ...
URL: https://www.organic-chemistry.org/Highlights/2021/04January.shtm
... was presumed to be suitable for a Wittig reaction ; however, this was a ... treated with acid to effect a Ferrier rearrangement . The olefin was then epoxidised with ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn03/isomigrastatin-danishefsky.shtm
... could be used directly in a subsequent Wittig reaction . Dominique Agustin of the Université ... 10.1021/ol202410v) a catalyst that rearranged 14 to the protected amino alcohol 15 ...
URL: https://www.organic-chemistry.org/Highlights/2012/10September.shtm
... an aqueous phase transfer procedure for the Wittig condensation of 25 with 26 to give ... DOI: 10.1021/op200162c) thermal rearrangement of 23 to 24. Matjaz Krajnc ...
URL: https://www.organic-chemistry.org/Highlights/2012/24September.shtm
... ) -citronellal (4 ) . Wittig homologation established the (Z ) - ... installed the ring-contracted alkene with a Ramberg-Bäcklund rearrangement . They completed the synthesis of (+ ...
URL: https://www.organic-chemistry.org/Highlights/2010/05July.shtm
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