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Search results for: ring opening metathesis

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... the Stereoselective Construction of N-Containing Rings Several methods have been ... powerful Pd catalyst to effect opening of the racemic aziridine ... , leading, after metathesis, to the amine 27 ...
URL: https://www.organic-chemistry.org/Highlights/2008/28April.shtm
... metathesis to form that eight-member ring. The diol stereochemistry ... asymmetric epoxidation, followed by opening of the allylic epoxide ... the scheme above by using metathesis to form that eight-member ...
URL: https://www.organic-chemistry.org/totalsynthesis/totsyn06/loline-trauner.shtm
... 1 and butenolides as five-membered ring analogue are inexpensive. ... /ja055777c) that the opening of the activated cyclopropane ... be formed efficiently by Grubbs metathesis . With the proper ...
URL: https://www.organic-chemistry.org/Highlights/2006/10April.shtm
... ) a complementary tool for ring construction, the metathetical ... reacts, so the product cyclopentenone 7 is delivered in ... Carbocyclic Construction Alkene and alkyne metathesis have, in a ...
URL: https://www.organic-chemistry.org/Highlights/2006/25December.shtm
... Taber University of Delaware C-O Ring Construction: Vancosamine ( ... ), Scleropentaside A (Schützenmeister), Monocerin ( ... showed that a Mo alkyne metathesis catalyst could convert the ...
URL: https://www.organic-chemistry.org/Highlights/2020/20January.shtm
... examples Key Words cyclopentanes , ring closing metathesis , formic ... for more examples Key Words cyclopentanes , ring closing metathesis ... and Functional Group-Tolerant Ruthenium-Catalyzed Olefin Metathesis/Transfer Hydrogenation Tandem ...
URL: https://www.organic-chemistry.org/abstracts/lit6/245.shtm
... a tandem process involving a ring-closing carbonyl-olefin metathesis and a ... leads to 1,2-cis-disubstituted cyclopentanes and various cyclohexanes. ... Carbocycles by Gallium-Catalyzed Tandem Carbonyl-Olefin Metathesis/Transfer Hydrogenation Alexandre ...
URL: https://www.organic-chemistry.org/abstracts/lit7/036.shtm
... for the preparation of medium rings. Radomir Saicic of ... easily prepared by alkylation of cyclopentanone (or cyclohexanone) ... using this approach. Enyne metathesis can also be used ...
URL: https://www.organic-chemistry.org/Highlights/2004/27September.shtm
... CATALYSTS/CROSS-COUPLING REACTIONS/RING-OPENING METATHESIS/ONE-POT SYNTHESIS ... CATALYSTS/CROSS-COUPLING REACTIONS/RING-OPENING METATHESIS/ONE-POT SYNTHESIS ... /homogeneous catalysis/OLEFIN METATHESIS CATALYSTS/PALLADIUM/ ...
URL: https://www.organic-chemistry.org/abstracts/authors/herrmann-w-a.shtm
... University of Delaware Metal-Mediated C-C Ring Construction: The Ding ... /ja506611k) that ring opening cross metathesis of 13 ... 14 delivered the Z product 15. Mn (III ...
URL: https://www.organic-chemistry.org/Highlights/2015/10August.shtm
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