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Search results for: robinson annulation

4 results found containing all search terms.

... 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

Enantioselective Organocatalyzed Construction of Carbocyclic Rings

... 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

Author: R. E. Gawley

... 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

Enantioselective Organocatalytic Construction of Carbocycles: The Nicolaou Synthesis of Biyouyanagin A

... ketone 30 can be converted into the Robinson annulation product 32 without epimerization at the ... position. This led to 33, cycloaddition of which with 34 delivered (- ...

URL: http://www.organic-chemistry.org/Highlights/2008/11August.shtm