Alkene Reactions

1
Alkene Reactions

• Addition
• Substitution
• Diels-Alder
• Cleavage

2
Addition Reactions

• Syn addition
• Anti addition
• Carbocation formation
• Radical formation

3
Syn Addition Reactions

• Hydrogenation
• Hydroxylation
• Hydroboration

4
Anti Addition Reactions

• Hydroxylation
• Halogenation
• Halohydrin formation

5
Hydroxylation

• Syn addition
• Anti addition

6
Alkene Addition Reactions via Halonium Ions

• Halogenation
• Halohydrin formation

7
Carbocation Formation

• Hydration
• Alcohol formation
• HX Addition
• Alkyl halide formation

8
Alkene Addition Reactions via Carbocation
Intermediates

• Hydration
• Hydrogen halide addition

9
Radical Addition

• HBr Addition/ROOR present
• Anti-Markovnikov regiochemistry

10
Peroxide-mediated HBr Addition to Alkenes
11
Allylic Substitution

• NBS/ROOR or NBS/light

12
Diels-Alder Reaction

• Six-membered ring formation (42)
• Diene Dienophile

13
Cleavage Reactions of Alkenes

• Ozonolysis
• Hot Potassium Permanganate

14
Cleavage Reactions of Alkenes