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Chapter 8 305
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17.
For each of the following reactions, give the major 1,2- and 1,4-products. Label the product of kinetic
control and the product of thermodynamic control.
a.
+
b.
+
18.
Which are aromatic compounds?
+
−
+
−
19.
Which compound has the greater delocalization energy?
+
−
or
20.
Which is a stronger acid?
a.
O
OH
or
S
O
O
OH
b.
or
H H
H
H
c.
or
COOH
COOH
CH
3
O
or
NH
3
+
NH
3
+
or
O
2
N
OH
Cl
OH
d.
e.
f.
or
OH
OH