Elimination Reactions And Alkene Synthesis - Organic Chemistry Worksheet With Answers Page 3
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8
9
1019) Provide the structure of the major alkene product of the reaction below.
H
C
CH
3
3
NaOH
Br
20) Based on Saytzeff's rule, select the most stable alkene.
A) 1-methylcyclohexene
B) 3-methylcyclohexene
C) 4-methylcyclohexene
D) They are all of equal stability
21) Based on Saytzeff's rule, select the most stable alkene.
A) 1,2-dimethylcyclohexene
B) 1,6-dimethylcyclohexene
C) cis-3,4-dimethylcyclohexene
D) They are all of equal stability
FOR QS. 22-24, DRAW ALL ALKENE PRODUCTS AND CIRCLE THE PREDOMINANT ONE.
22)
Br
CH
3
NaOH
acetone
23)
Br
CH
3
-
+
(CH
)
CO
K
3
3
(CH
)
COH
3
3
24)
Br
Zn
CH
COOH
3
Br
25) Propose a detailed, step-by-step mechanism for the reaction shown below.
CH
3
CH
3
CH
H
SO
3
2
4
D
OH
CH
3
26) Draw all likely products of the following reaction and circle the product you expect to
predominate.
OH
H
SO
2
4
D
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