Nuclear Magnetic Resonance Spectroscopy With Answers Page 17
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CHAPTER 16
16.43.
16.44.
a) Nine
b) Eight
c) Six
16.45.
~ 5 ppm
6.5 - 8 ppm
~ 3.7 ppm
H
H H H H
Cl
O
CH
~ 1.4 ppm
3
~ 10 ppm
H
O
H
O
CH
O
3
~ 12 ppm
~ 2.5 ppm
16.46.
a) Six signals, all of which appear in the region 100 – 150 ppm.
b) Seven signals. One appears in the region 150 – 220 ppm, and the remaining six
signals appear in the region 0 – 50 ppm.
c) Four signals. One appears in the region 0 – 50 ppm, two appear in the region 50 – 100
ppm, and one signal appears in the region 150 – 200 ppm.
1
16.47. The
H NMR spectrum of the Markovnikov product should have only four
1
signals, while the anti-Markovnikov product should have many more signals in its
H
NMR spectrum.
16.48.
a) 2
b) 8
c) 4
d) 2
e) 3
f) 6
g) 2
h) 3
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