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Search results for: robinson annulation

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... combined 27 with 28 to give the Robinson annulation product 29. Dawei Ma of ... Shanghai Institute of Organic Chemistry reported (Org. Lett. 2008, 10, ...
URL: http://www.organic-chemistry.org/Highlights/2009/10August.shtm
... preparation of 2 began with the enantioselective Robinson annulation of the ?-keto ester 4 with ... (5), mediated by the organocatalyst 6. In this protocol, originally ...
URL: http://www.organic-chemistry.org/Highlights/2008/01September.shtm
... . To maximize yield, the subsequent Robinson annulation was carried out over three steps ... formation of the silyl enol ether, condensation of the enol ether with methyl vinyl ...
URL: http://www.organic-chemistry.org/Highlights/2012/03December.shtm
... Organic Chemistry Portal The Robinson Annelation and Related Reactions. R. E. ... Key Words: C-C BOND FORMATION/ANNULATIONS/6-RING/ROBINSON ANNELATION The Beckmann ...
URL: http://www.organic-chemistry.org/abstracts/authors/gawley-r-e.shtm
... was prepared from commercial dihydrocarvone 5. Robinson annulation with ethyl vinyl ketone 6 ( ... 2000, 56, 3409.) led to 7, that was reductively methylated ...
URL: http://www.organic-chemistry.org/Highlights/2014/01September.shtm
... to an alkene, but via a Robinson annulation. On with the synthesis Their ... starts with an asymmetric Diels-Alder reaction on methyl cyclopentadiene and methyl acrylate using their BLA ...
URL: http://www.organic-chemistry.org/totalsynthesis/totsyn03/platensimycin-yamamoto.shtm
... one of the crowning achievements of the Robinson annulation/reductive alkylation approach to stereocontrolled ... construction developed by Gilbert Stork (J. Am. Chem. Soc. 1971 ...
URL: http://www.organic-chemistry.org/Highlights/2010/05April.shtm
... similarly simple catalyst system, that effected Robinson annulation of 18 to 20. Binding ... organocatalyst to a polymer simplifies recovery and reuse. Tore Hansen of the University of ...
URL: http://www.organic-chemistry.org/Highlights/2010/20December.shtm
... . The optimized catalyst for the enantioselective Robinson annulation was the amide 5. With ... mol% of the catalyst, the reaction proceeded in 97% ee. With ...
URL: http://www.organic-chemistry.org/Highlights/2011/07March.shtm
... Hayashi catalyst functioned well for the enantioselective Robinson annulation of 23 with 22. D ... F. Taber, Org. Chem. Highlights 2011, October 10. URL ...
URL: http://www.organic-chemistry.org/Highlights/2011/10October.shtm
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