Exercise plus Solution – Quick overview
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Deduce the structure. Analyze the multiplets between 5.5 and 6.5
ppm and extract all coupling constants.
Make a stereochemically correct assignments of the protons
belonging to these signals.
C
5
H
8
O
2
measured in CDCl
3
1
H NMR spectrum
recorded at 250.13 MHz
C C
H
H H
C
O
O
H
2
C CH
3
7.14 Hz
10.35 Hz
17.31 Hz
|1.66 Hz|
(most likely
negative)
Solution at a glance
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