For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm¹ 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on the NMR spectrum (see the example below). B OHD A C 2H .0 3.5 3.0 D 1H 2.5 2.0 B 2H A 3H 1.0 PPM

Organic Chemistry: A Guided Inquiry
2nd Edition
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Andrei Straumanis
ChapterL4: Proton (1h) Nmr Spectroscopy
Section: Chapter Questions
Problem 15E
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6C: CH.O3
100-
80-
60-
40
20
4000
12
3500
1H
3000
보
10
2500
9
2000
1612
1658
4H
1444
1500
= tret
1157
1000
760
6 PPM
659
Transcribed Image Text:6C: CH.O3 100- 80- 60- 40 20 4000 12 3500 1H 3000 보 10 2500 9 2000 1612 1658 4H 1444 1500 = tret 1157 1000 760 6 PPM 659
For each problem, you must:
1) Calculate the degree of unsaturation.
2) Assign the principal IR absorption bands above 1500 cm¹
3) Draw the structure of the compound
4) Label the protons on your structure with letters and assign them to peaks on the NMR spectrum
(see the example below).
B
OHD
D
1H
C
2H
3.5
3.0
2.5
2.0
B
2H
1.5
A
3H
1.0 PPM
0.5
Transcribed Image Text:For each problem, you must: 1) Calculate the degree of unsaturation. 2) Assign the principal IR absorption bands above 1500 cm¹ 3) Draw the structure of the compound 4) Label the protons on your structure with letters and assign them to peaks on the NMR spectrum (see the example below). B OHD D 1H C 2H 3.5 3.0 2.5 2.0 B 2H 1.5 A 3H 1.0 PPM 0.5
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