Reactions of AlkenesBy: Isman Kurniawan
Monday, July 21, 14
Electrophilic Addition to Alkenes
Mechanism
Monday, July 21, 14
Addition of Hydrogen Halides to Alkenes Markovnikovs rule Mechanism
Monday, July 21, 14
Addition of Hydrogen Halides to Alkenes Markovnikovs rule
Monday, July 21, 14
Addition of Hydrogen Halides to Alkenes
Markovnikovs ruleThe addition of proton acid to double bond of an alkene result in a product with the acid proton bonded to the carbon atom that already hold the greater number of hydrogen atoms.
Monday, July 21, 14
Exercise
Predict the major products of the following reactions.
Monday, July 21, 14
Addition of Hydrogen Halides to Alkenes Free radical addition: Anti-Markovnikov
addition
Mechanism
Monday, July 21, 14
Addition of Hydrogen Halides to Alkenes Mechanism
Monday, July 21, 14
Addition of Hydrogen Halides to Alkenes Free radical addition: Anti-Markovnikov
addition
Monday, July 21, 14
Exercise
Predict the major products of the following reactions, and propose mechanism to support your predictions.
Monday, July 21, 14
Addition of Water: Hydration of Alkenes Mechanism
Monday, July 21, 14
Addition of Water: Hydration of Alkenes Mechanism
Monday, July 21, 14
Addition of Water: Hydration of Alkenes Rearrangement
Monday, July 21, 14
Exercise
Predict the products of the following hydration reactions.
Monday, July 21, 14
Addition of Halogens to Alkenes
Mechanism
Monday, July 21, 14
Formation of Halohydrins
Halohydrin : an alcohol with halogen on the adjacent carbon atom
Mechanism
Monday, July 21, 14
Formation of Halohydrins
Mechanism
Monday, July 21, 14
Exercise
Predict the major product(s) for each reaction. Include stereochemistry where appropriate
Monday, July 21, 14
Catalytic Hydrogenation of Alkenes
Mechanism using heterogeneous catalyst
Monday, July 21, 14
Epoxidation of Alkenes
Epoxide : three-membered cyclic. An alkene is converted to an epoxide by a
peroxyacid
Monday, July 21, 14
Epoxidation of Alkenes
Mechanism
Monday, July 21, 14
Epoxidation of Alkenes
Consequence of concerted reaction
Monday, July 21, 14
Exercise
Predict the products, including stereochemistry where appropriate, for the m-chloroperoxybenzoic acid epoxidations of the following alkenes
Monday, July 21, 14
Acid-Catalyzed Opening of Epoxides
Mechanism
Monday, July 21, 14
Acid-Catalyzed Opening of Epoxides
Mechanism
Monday, July 21, 14
Syn Hydroxylation of Alkenes
Mechanism of Permanganate hydroxylation
Monday, July 21, 14
Exercise
Predict the major products of the following reactions, including stereochemistry.
Monday, July 21, 14
Oxidative Cleavage of Alkenes
Cleavage by permanganate condition: the solution is warm or acidic
or too concentrated
Monday, July 21, 14
Oxidative Cleavage of Alkenes
Ozonolysis
Monday, July 21, 14
Exercise
Give structures of the alkenes that would give the following products upon ozonolysis reduction
Monday, July 21, 14
Oxidative Cleavage of Alkenes
Comparison of permanganate cleavage and ozonolysis
Monday, July 21, 14