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Solutions for Carboxylic Acid Derivatives
OMe
OH
Cl
C
O
ClPh
C OMePh
O
HO
C
O
Ph OMe
O H
C Cl
O
H O
Ph
C
O
Ph O
H
C
OH
O
Ph O
O
C O
O
HOCH3
(b)
(a)
49
+
+
+
HCl +
If propan-2-ol is the solvent, it 
will also serve as the base instead 
of chloride ion.
H
OPhC
OH
O H
Et
O H
C
O H
Ph
C
O
Ph OEt
O H
PhC
OH
OEt
HO
C
O H
Ph
PhC OEt
O H
H2O
H2O
O H
PhC OEt
O H
C
O H
Ph
PhC OEt
OH
O HH
H2O
PhC OEt
O H
C OH
O
(c)
Note: species with positive charge on carbon adjacent to 
benzene also have resonance forms (not shown) with the 
positive charge distributed over the ring.
− EtOH
OEtO
O
O
O
OEt
O OEt
O
H OEt
HO OEt
O
(d)
H A
H A
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