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- Antarafacial_and_suprafacial abstract "Antarafacial and suprafacial are two topological concepts in organic chemistry describing the relationship between two simultaneous chemical bond making and/or bond breaking processes in or around a reaction center. The reaction center can be a p-orbital, a conjugated system or even a sigma bond. This relationship is antarafacial when opposite faces are involved (think anti). It is suprafacial when both changes occur at the same face.Many sigmatropic reactions and cycloadditions can be either suprafacial or antarafacial, and this determines the stereochemistry.An example is the [1,3]-hydride shift, in which the interacting frontier orbitals are the allyl free radical and the hydrogen 1s orbitals. The suprafacial shift is symmetry-forbidden because orbitals with opposite algebraic signs overlap. The symmetry allowed antarafacial shift would require a strained transition state and is also unlikely. In contrast a symmetry allowed and suprafacial [1,5]-hydride shift is a common event.Antarafacial - suprafacial example↑ ↑".
- Antarafacial_and_suprafacial thumbnail Antarafacial-suprafacial.png?width=300.
- Antarafacial_and_suprafacial wikiPageID "5411259".
- Antarafacial_and_suprafacial wikiPageLength "1467".
- Antarafacial_and_suprafacial wikiPageOutDegree "18".
- Antarafacial_and_suprafacial wikiPageRevisionID "643037526".
- Antarafacial_and_suprafacial wikiPageWikiLink Allyl.
- Antarafacial_and_suprafacial wikiPageWikiLink Atomic_orbital.
- Antarafacial_and_suprafacial wikiPageWikiLink Category:Stereochemistry.
- Antarafacial_and_suprafacial wikiPageWikiLink Chemical_bond.
- Antarafacial_and_suprafacial wikiPageWikiLink Conjugated_system.
- Antarafacial_and_suprafacial wikiPageWikiLink Cycloaddition.
- Antarafacial_and_suprafacial wikiPageWikiLink LUMO.
- Antarafacial_and_suprafacial wikiPageWikiLink Hydrogen.
- Antarafacial_and_suprafacial wikiPageWikiLink Organic_chemistry.
- Antarafacial_and_suprafacial wikiPageWikiLink Radical_(chemistry).
- Antarafacial_and_suprafacial wikiPageWikiLink Sigma_bond.
- Antarafacial_and_suprafacial wikiPageWikiLink Sigmatropic_reaction.
- Antarafacial_and_suprafacial wikiPageWikiLink Stereochemistry.
- Antarafacial_and_suprafacial wikiPageWikiLink Strain_energy.
- Antarafacial_and_suprafacial wikiPageWikiLink Topology.
- Antarafacial_and_suprafacial wikiPageWikiLink Transition_state.
- Antarafacial_and_suprafacial wikiPageWikiLink Woodward–Hoffmann_rules.
- Antarafacial_and_suprafacial wikiPageWikiLink File:Antarafacial-suprafacial.png.
- Antarafacial_and_suprafacial wikiPageWikiLinkText "Antarafacial and suprafacial".
- Antarafacial_and_suprafacial wikiPageWikiLinkText "antarafacial and suprafacial".
- Antarafacial_and_suprafacial wikiPageWikiLinkText "antarafacial".
- Antarafacial_and_suprafacial wikiPageWikiLinkText "antarafacially".
- Antarafacial_and_suprafacial wikiPageWikiLinkText "antarfacial".
- Antarafacial_and_suprafacial wikiPageWikiLinkText "suprafacial".
- Antarafacial_and_suprafacial subject Category:Stereochemistry.
- Antarafacial_and_suprafacial hypernym Concepts.
- Antarafacial_and_suprafacial type Automobile.
- Antarafacial_and_suprafacial comment "Antarafacial and suprafacial are two topological concepts in organic chemistry describing the relationship between two simultaneous chemical bond making and/or bond breaking processes in or around a reaction center. The reaction center can be a p-orbital, a conjugated system or even a sigma bond. This relationship is antarafacial when opposite faces are involved (think anti).".
- Antarafacial_and_suprafacial label "Antarafacial and suprafacial".
- Antarafacial_and_suprafacial sameAs Q904505.
- Antarafacial_and_suprafacial sameAs Suprafacial_und_Antarafacial.
- Antarafacial_and_suprafacial sameAs Antarafacjalny-suprafacjalny.
- Antarafacial_and_suprafacial sameAs m.0dknvf.
- Antarafacial_and_suprafacial sameAs Q904505.
- Antarafacial_and_suprafacial wasDerivedFrom Antarafacial_and_suprafacial?oldid=643037526.
- Antarafacial_and_suprafacial depiction Antarafacial-suprafacial.png.
- Antarafacial_and_suprafacial isPrimaryTopicOf Antarafacial_and_suprafacial.