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Search results for: aldol condensation

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... but also the alkaline conditions of the aldol reaction used to attach the upper sidechain ... 7, based on the Ir *-catalyzed condensation of 2 with the allylic carbonate 1 ...
URL: http://www.organic-chemistry.org/Highlights/2007/29January.shtm
... the prochiral keto aldehyde 27. Intramolecular aldol condensation of the initial adduct completed the ... of the tricyclic enone 28. The ?-substituted aldehyde of 29 is reluctant to participate ...
URL: http://www.organic-chemistry.org/Highlights/2010/16August.shtm
... aldehyde 7, to give the syn aldol product 8 in high ee. Gang ... The bound proline worked well for the condensation of 21 with 22. The corresponding ...
URL: http://www.organic-chemistry.org/Highlights/2010/20December.shtm
... enone 11. Methylation followed by DIP-mediated aldol condensation with 13 led to the alcohol ... . Exposure of the derived acetate to lithium diisopropylamide induced cyclization and dehydration. Deprotection ...
URL: http://www.organic-chemistry.org/Highlights/2013/03June.shtm
... contact with the complexing Sm. Intramolecular aldol condensation of the resulting Sm enolate with ... other aldehyde then formed the six-membered ring, with the alkoxy group again constrained by ...
URL: http://www.organic-chemistry.org/Highlights/2013/04November.shtm
... 78, 5282.) conditions for aldol condensation of the Cu/Al enolate ... the enantioselective addition of Me 3 Al to 23. David A. Evans of ...
URL: http://www.organic-chemistry.org/Highlights/2013/09December.shtm
... different Grignard reagents. Subsequent stereoselective intramolecular aldol condensation led to FR901843 (10) ... More recently, Prof. Huang, with Hong-Kui Zhang, also of Xiamen University ...
URL: http://www.organic-chemistry.org/Highlights/2013/29April.shtm
... )ethane. Oxidation followed by Zn-catalyzed aldol addition of the ketone 11 led to ... reduction followed by protection gave 13. Condensation with benzaldehyde proceeded with remarkable diastereoselection, ...
URL: http://www.organic-chemistry.org/Highlights/2014/03November.shtm
... center of 22 was established by proline-mediated aldol condensation of the aldehyde 19 with the ... 20. To assemble the three fragments, the ketone of 21 was converted to ...
URL: http://www.organic-chemistry.org/Highlights/2014/04August.shtm
... the preparation of 2. The intramolecular aldol condensation of the intermediate trione proceeded with ... 8.6:1 preference for 15. The minor diastereomer was readily converted to an ...
URL: http://www.organic-chemistry.org/Highlights/2014/06January.shtm
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