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Search results for: claisen rearrangement
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... . On deprotonation followed by silylation, Ireland-Claisen rearrangement proceeded with high diastereocontrol. The ... 7 was carried on to ( -) -lepadiformine 8. Two recent syntheses ...
... really liked this smart use of a Ireland-Claisen rearrangement to set the stereochemistry about the ... centre in this transformation. The chiral acetate was received from a resolution, and ...
... Key Words: DIELS-ALDER REACTION/ASYMMETRIC CLAISEN REARRANGEMENT/CHIRAL ORGANOALUMINUM REAGENTS/HINDERED ... CARBONYLS/DIFFERENT ESTER CARBONYLS/METHYLALUMINUM BIS(2 ,6-DI-TERT-BUTYL-4-METHYLPHENOXIDE)/ALPHA ...
... , it gets interesting with a gold-mediated Claisen rearrangement of a propargyl alcohol generating an ... in high yield. This is quoted over two steps, as they did an ...
... ketene silyl acetal. On warming, Ireland-Claisen rearrangement of the ketene silyl acetal led ... the acid 8 with remarkable diastereocontrol. The last alkylated stereogenic center of 1 was ...
... j.tetlet.2005.03.114) that the ester 12 undergoes Claisen rearrangement to give 13 as a single ... . Exposure to the second-generation Grubbs catalyst then delivers the eight-membered ring ether 14. ...
... requisite allyl silane 12 was prepared by Claisen rearrangement of the allylic alcohol 10, ... by homologation. The Ti enolate from the Sakurai addition was trapped with isobutyraldehyde to ...
... Indiana University achieved high diastereoselectivity in the Claisen rearrangement of the ester 26 to the ... 27 (Tetrahedron 2021, 95, 132354. DOI: 10.1016/j.tet.2021.132354) ...
... catalyst, the enol ethers undergo facile Claisen rearrangement, leading to the allylated ketone ... e.g. 7) with high enantiomeric excess. An alternative allylic coupling has been ...
... SILYL ENOL ETHERS/PALLADIUM-CATALYZED CARBONYLATION/IODONIO-CLAISEN REARRANGEMENT/DIRECT ALPHA-HYDROXYLATION/AROMATIC CARBOXYLIC-ACIDS ... BETA-DICARBONYL COMPOUNDS/ANOMERIC ALKOXY RADICALS/INDUCED RING ENLARGEMENT/O-IODOXYBENZOIC ACID Hypervalent iodine ...
