SN2 reaction: Difference between revisions

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On the other side, SN2 reactions are characterised for exchanging substituents. The substituent that leaves the molecule is called leaving group.
On the other side, SN2 reactions are characterised for exchanging substituents. The substituent that leaves the molecule is called leaving group.


Typically, alkanes with a substituent in primary position undergo S<sub>N</sub>2 reactions. In contrast to a S<sub>N</sub>1 reaction, no stable carbo cation can be formed. Therefore, another way will be taken.
Typically, alkanes with a substituent in primary position undergo S<sub>N</sub>2 reactions. In contrast to a S<sub>N</sub>1 reaction, no stable carbo cation can be formed. Therefore, another way will be taken.
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<jmolButton><script>if(_animating);anim off;else;frame play;endif</script><text>Toggle animation</text></jmolButton>
<jmolButton><script>if(_animating);anim off;else;frame play;endif</script><text>Toggle animation</text></jmolButton>
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This demo was adapted from http://www.chemieunterricht-interaktiv.de/en/animations/sn2_substitution/sn2_substitution_3d.html by Dr. V. Pietzner, part of the ChiLe project


===See also===
===See also===
[[SN1_reaction|S<sub>N</sub>1 reaction: Substitution of Cl<sup>&minus;</sup> and ''tert''-Butanol ]]
[[SN1_reaction|S<sub>N</sub>1 reaction: Substitution of Cl<sup>&minus;</sup> and ''tert''-Butanol ]]
</StructureSection>
== References ==
== References ==
This demo was adapted from http://www.chemieunterricht-interaktiv.de/en/animations/sn2_substitution/sn2_substitution_3d.html by Dr. V. Pietzner, part of the ChiLe project
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</StructureSection>