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Search results for: aldol addition

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... commonly used LAs resulted in aldol couplings of the aldehyde ... formal [3+2 cycloaddition in the presence of ... up was an organocatalytic Michael addition of isovaleraldehyde into methyl ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn05/polyanthellin-a-johnson.shtm
... particularly attractive. The intramolecular aldol reaction can also proceed ... cyclopentanes. The internal Diels-Alder cycloaddition has long been a ... , this is an important addition to methods for the ...
URL: https://www.organic-chemistry.org/Highlights/2005/19December.shtm
... additions( Hosomi-Sakurai Reaction/ aldol addition) append both ... allyl group and an ethanol group (converted into an ... a pair of Lewis-acid catalysed additions( Hosomi-Sakurai Reaction/ ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn06/lycoflexine-ramharter-mulzer.shtm
... Words: COMPUTER-ASSISTED DESIGN/ALDOL ADDITION-REACTION/THIOACETATES/ ... /ENOLATES/1,2-ADDITION Rationally designed chiral enol ... : COMPUTER-ASSISTED DESIGN/ALDOL ADDITION-REACTION/THIOACETATES/ALDEHYDES ...
URL: https://www.organic-chemistry.org/abstracts/authors/gennari-h-p.shtm
... ASYMMETRIC-SYNTHESIS Recent Developments in Asymmetric Aldol Methodology. A. ... /ORGANOMETALLIC COMPOUNDS/ELECTROPHILIC ADDITION/ASYMMETRIC-SYNTHESIS Recent Developments ... PALLADIUM-CATALYZED ALKOXYCARBONYLATION/ENANTIOSELECTIVE CONJUGATE ADDITIONS/C-2-SYMMETRICAL COPPER( ...
URL: https://www.organic-chemistry.org/abstracts/authors/franklin-a-s.shtm
... The tandem semipinacol-type migration/ aldol reaction of cyclohexenone 16 ... of complex cyclopentenone 19 by addition of vinyl Grignard to ... to tricycle 30. Four additional steps converted 30 to ...
URL: https://www.organic-chemistry.org/Highlights/2013/23September.shtm
... -) as in the aldol reaction with this system ... 2+2+2 cycloaddition, which went in ... with an auxiliary controlled Reformatsky addition, using an unsaturated ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn03/pasteurestin-a-mulzer.shtm
... starting material produced from a aldol condensation with acetone. ... the [3+ 2 cycloaddition. Top stuff! ... unsaturated ester. This Michael addition went well, quantitatively ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn03/marcfortine-b-trost.shtm
... alcohols. Subsequently, an aldol-type reaction was developed based ... organic solvents. An effective addition reaction of phenylacetylene to ... a gold catalyst, an addition-cyclization sequence afforded isochromenes, ...
URL: https://www.organic-chemistry.org/Highlights/2007/01February.shtm
... 1799.) of the proline-mediated intramolecular aldol condensation of 32 to prepare 34. ... ) the Hayashi catalyst to direct the addition of 2 to 1, to give ...
URL: https://www.organic-chemistry.org/Highlights/2011/12December.shtm
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