Alkene synthesis

Organic Chemistry II Practice Chem242

Week 3 Alkene synthesis Dehydrohalogenation (E2): Draw the major products

Acid-catalyzed dehydration of alcohols (E1) Draw ALL possible products and indicate the major one.

2-bromo-2-methylpentane NaOCH2CH3

CH2CH3OH

2-bromo-2-methylpentane NaOC(CH3)3

HOC(CH3)3

Br NaOCH2CH3

CH2CH3OH

H

Br

D

CH3

H H

NaOCH2CH3

CH2CH3OH

H

Br

H

CH3

H D

NaOCH2CH3

CH2CH3OH

CH3

Br

D

H

H H

NaOCH2CH3

CH2CH3OH

OH H2SO4

heat

OH

H3PO4

heat