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Pericyclic Reactions
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Introduction
Introduction
Reaction types
MOs of ethene
MOs of 1,3-butadiene
MOs of allyl anion
MOs of allyl cation
MOs of allyl radical
MOs of 1,3,5-hexatriene
Cycloadditions
Cycloadditions
The [4 + 2] cycloaddition
000
001
003
010
011
012
013
014
015
Other [n + m] cycloadditions
002
027
Selection rules
Selection rules
Orbital symmetry
005
006
023
024
030
031
032
025 (4
π
conrotation)
025 (4
π
disrotation)
026 (6
π
conrotation)
026 (6
π
disrotation)
Electrocyclic reactions
Electrocyclic reactions
Electrocyclic reactions
004
016
033
017
Sigmatropic rearrangements
Sigmatropic rearrangements
Sigmatropic rearrangements
020
007
022
009
MOs of ethene
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