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Search results for: claisen rearrangement

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... .) a guanidinium catalyst for the Claisen rearrangement of 4 to 5. Jacek ... of Jagiellonian University accomplished (Tetrahedron Lett. 2010, 51, 4088.) ...
URL: http://www.organic-chemistry.org/Highlights/2011/15August.shtm
... from serine, participated smoothly in the Claisen rearrangement, to deliver 27. James ... . Leighton of Columbia University extended (J. Am. Chem. Soc. ...
URL: http://www.organic-chemistry.org/Highlights/2011/25April.shtm
... .) 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. ...
URL: http://www.organic-chemistry.org/Highlights/2005/21November.shtm
... 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 ...
URL: http://www.organic-chemistry.org/Highlights/2005/12December.shtm
... , presumably by way of an equilibrating Claisen rearrangement. Fortunately, when the solid ... was maintained at -30 C for 12 hours, the desired diastereomer became dominant. ...
URL: http://www.organic-chemistry.org/Highlights/2012/05March.shtm
... alcohol. Stoichiometric AlMe 3 mediated the Claisen rearrangement at room temperature, to deliver ... , the key intermediate for the synthesis of (+ )-Helianane (33). ...
URL: http://www.organic-chemistry.org/Highlights/2012/20February.shtm
... 2011, 50, 3688.) Claisen rearrangement of 7, to give an ... that cyclized to 8 as a mixture of diastereomers. A significant challenge in the ...
URL: http://www.organic-chemistry.org/Highlights/2012/27August.shtm
... that directed the absolute sense of the Claisen rearrangement of 29 to 30. Professor ... also designed (Org. Lett. 2011, 13, 564.) the ...
URL: http://www.organic-chemistry.org/Highlights/2012/27February.shtm
... stereocenters by the classic Tsunoda/Ito Claisen rearrangement of 36, prepared from the ... ?-methylbenzylamine. The desired amide 37 was easily separated from its minor diastereomer. D ...
URL: http://www.organic-chemistry.org/Highlights/2012/30July.shtm
... 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 ...
URL: http://www.organic-chemistry.org/Highlights/2013/03June.shtm
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