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- Enyne_metathesis abstract "An Enyne metathesis is an organic reaction taking place between an alkyne and an alkene with a metal carbene catalyst forming a butadiene. This reaction is a variation of olefin metathesis.The general scheme is given by scheme 1:Scheme 1. Enyne metathesisWhen the reaction is intramolecular (in an enyne) it is called ring-closing enyne metathesis or RCEYM (scheme 2):Scheme 2. Ring Closing Enyne metathesiswith Y representing oxygen or nitrogen and n an integer.The reaction was first described in 1985 with the conversion of biphenyl 3.1 to a phenanthrene in scheme 3:Scheme 3. Enyne metathesis 1985The carbene is a tungsten carbonyl when used in stoichiometric amounts (1 equivalent) yields 41% of the phenanthrene 3.2 and when used in catalytic amounts phenanthrene 3.3. The stereoselectivity of this reaction is large with the metal atom exclusively adding to one of the alkyne carbon atoms in the initial reaction step.".
- Enyne_metathesis thumbnail EnyneMetathesis.png?width=300.
- Enyne_metathesis wikiPageID "5954006".
- Enyne_metathesis wikiPageLength "3841".
- Enyne_metathesis wikiPageOutDegree "31".
- Enyne_metathesis wikiPageRevisionID "662976372".
- Enyne_metathesis wikiPageWikiLink 1,3-Butadiene.
- Enyne_metathesis wikiPageWikiLink Alkene.
- Enyne_metathesis wikiPageWikiLink Alkyne.
- Enyne_metathesis wikiPageWikiLink Biphenyl.
- Enyne_metathesis wikiPageWikiLink Butadiene.
- Enyne_metathesis wikiPageWikiLink Catalysis.
- Enyne_metathesis wikiPageWikiLink Catalyst.
- Enyne_metathesis wikiPageWikiLink Catalytic_cycle.
- Enyne_metathesis wikiPageWikiLink Category:Carbon-carbon_bond_forming_reactions.
- Enyne_metathesis wikiPageWikiLink Category:Rearrangement_reactions.
- Enyne_metathesis wikiPageWikiLink Conjugated_system.
- Enyne_metathesis wikiPageWikiLink Diene.
- Enyne_metathesis wikiPageWikiLink Enyne.
- Enyne_metathesis wikiPageWikiLink Ethylene.
- Enyne_metathesis wikiPageWikiLink Grubbs_catalyst.
- Enyne_metathesis wikiPageWikiLink Hoveyda-Grubbs_Catalyst.
- Enyne_metathesis wikiPageWikiLink Intramolecular.
- Enyne_metathesis wikiPageWikiLink Intramolecular_reaction.
- Enyne_metathesis wikiPageWikiLink Metal_carbene.
- Enyne_metathesis wikiPageWikiLink Metal_carbonyl.
- Enyne_metathesis wikiPageWikiLink Nitrogen.
- Enyne_metathesis wikiPageWikiLink Olefin_metathesis.
- Enyne_metathesis wikiPageWikiLink Organic_reaction.
- Enyne_metathesis wikiPageWikiLink Oxygen.
- Enyne_metathesis wikiPageWikiLink Phenanthrene.
- Enyne_metathesis wikiPageWikiLink Reaction_mechanism.
- Enyne_metathesis wikiPageWikiLink Stereoselectivity.
- Enyne_metathesis wikiPageWikiLink Transition_metal_carbene_complex.
- Enyne_metathesis wikiPageWikiLink Tungsten.
- Enyne_metathesis wikiPageWikiLink File:EnyneMetathesis.png.
- Enyne_metathesis wikiPageWikiLink File:EnyneMetathesis1984.png.
- Enyne_metathesis wikiPageWikiLink File:EnyneMetathesisApplication.png.
- Enyne_metathesis wikiPageWikiLink File:EnyneMetathesisMechanism.png.
- Enyne_metathesis wikiPageWikiLink File:RingClosingEnyneMetathesis.png.
- Enyne_metathesis wikiPageWikiLinkText "Enyne metathesis".
- Enyne_metathesis wikiPageWikiLinkText "enyne metathesis".
- Enyne_metathesis wikiPageWikiLinkText "enyne ring-closing metathesis".
- Enyne_metathesis wikiPageWikiLinkText "ring-closing alkyne metathesis".
- Enyne_metathesis hasPhotoCollection Enyne_metathesis.
- Enyne_metathesis wikiPageUsesTemplate Template:Reflist.
- Enyne_metathesis subject Category:Carbon-carbon_bond_forming_reactions.
- Enyne_metathesis subject Category:Rearrangement_reactions.
- Enyne_metathesis hypernym Reaction.
- Enyne_metathesis type Article.
- Enyne_metathesis type Disease.
- Enyne_metathesis type Article.
- Enyne_metathesis type Reaction.
- Enyne_metathesis comment "An Enyne metathesis is an organic reaction taking place between an alkyne and an alkene with a metal carbene catalyst forming a butadiene. This reaction is a variation of olefin metathesis.The general scheme is given by scheme 1:Scheme 1. Enyne metathesisWhen the reaction is intramolecular (in an enyne) it is called ring-closing enyne metathesis or RCEYM (scheme 2):Scheme 2.".
- Enyne_metathesis label "Enyne metathesis".
- Enyne_metathesis sameAs Métathèse_des_énynes.
- Enyne_metathesis sameAs Metatesis_enuna.
- Enyne_metathesis sameAs m.0fgfww.
- Enyne_metathesis sameAs Q657777.
- Enyne_metathesis sameAs Q657777.
- Enyne_metathesis wasDerivedFrom Enyne_metathesis?oldid=662976372.
- Enyne_metathesis depiction EnyneMetathesis.png.
- Enyne_metathesis isPrimaryTopicOf Enyne_metathesis.