Nucleophilic Substitution (SN2) Reactions

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This Demonstration discusses the main features of nucleophilic substitution reactions of alkyl halides, which take place in a single concerted stage. These are known as SN2 reactions.
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Contributed by: D. Meliga, V. Giambrone, L. Lavagnino and S. Z. Lavagnino (January 2023)
Open content licensed under CC BY-NC-SA
Snapshots
Details
Snapshot 1: C-Cl bond is about to break, with early formation of the C-Nu bond
Snapshot 2: slopes of the reaction rates are different for the two types of reactions
Snapshot 3: increasing electronegativity increases the activation energy of the reaction
References
[1] H. Hart, L. E. Craine and D. J. Hart, Organic Chemistry: A Short Course, 10th ed., Boston: Houghton Mifflin, Co., 1999.
[2] S. V. Lavagnino. SN1 e SN2 [Video]. (Aug 23, 2022) www.youtube.com/watch?v=jZPElbt_-9I.
Permanent Citation