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-methylpentaneNaOCH2CH3

CH2CH3OH

2-bromo-2-methylpentaneNaOC(CH3)3

HOC(CH3)3

Br NaOCH2CH3

CH2CH3OH

H

Br

D

CH3

HH

NaOCH2CH3

CH2CH3OH

H

Br

H

CH3

HD

NaOCH2CH3

CH2CH3OH

CH3

Br

D

H

HH

NaOCH2CH3

CH2CH3OH

OHH2SO4

heat

OH

H3PO4

heat