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hyperconjugation

interaction of the electrons in a sigma bond with an adjacent empty (or partially filled) non-bonding p-orbital, antibonding σ or π orbital, or filled π orbital, to give an extended molecular orbital that increases the stability of the system
Class type of: mesomeric effect Q899217

Facts

2 properties
Subclass of
mesomeric effect[1]
Facet of
organic chemistry[2]
🏷️ Also known as
en hyperconjugation cs Hyperkonjugace de Hyperkonjugation es hiperconjugacion es hiperconjugación fi Hyperkonjugaatio fr hyperconjugaison he היפרקוניוגציה hi हाइपरकॉन्जुगेशन id Hiperkonjugasi it Effetto iperconiugativo it Effetto d'iperconiugazione it Iperconiugazione ja 超共役 ko 초공액계 nl hyperconjugatie pt hiperconjugação ro Hiperconjugare uk Гіперкон'югація zh 超共轭
🔖 Identifiers · 3
OpenAlex ID
C177186529
Freebase ID
/m/07_g1k
Microsoft Academic ID (discontinued)
177186529

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🔗 Connections
Facet of 1
organic chemistry
Subclass of 1
mesomeric effect
← FactGrid item ID 1
Borovenky
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organic chemistry

References

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Direct Wikidata claims

  1. [1] ↑ . wikidata.org.
  2. [2] ↑ . wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). hyperconjugation. Retrieved November 4, 2026, from https://4ort.xyz/entity/hyperconjugation
MLA “hyperconjugation.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Nov. 2026, https://4ort.xyz/entity/hyperconjugation.
BibTeX @misc{4ortxyz_hyperconjugation_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{hyperconjugation}}, year = {2026}, url = {https://4ort.xyz/entity/hyperconjugation}, note = {Accessed: 2026-11-04}}
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