Determine the structure of the unknown compound by using the spectroscopic data provided. Justify your answer by indicating the relevant supporting information from each spectrum.

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Determine the structure of the unknown compound by using the spectroscopic data provided. Justify your answer by indicating the relevant supporting information from each spectrum.

1630
IR Spectrum
(liquid film)
1680
3000
2000
1600
1200
800
0.0
4000
V
v (cm1)
(ст
100
Mass Spectrum
0.5
77
131
80
M+
132
103
60
1.0
40
UV spectrum
20
0.372 mg / 10 mls
path length :
0.2cm
1.5
solvent : methanol
40
80
120
160
200
240
280
200
250
300
350
m/e
2 (nm)
% of base peak
absorbance
Transcribed Image Text:1630 IR Spectrum (liquid film) 1680 3000 2000 1600 1200 800 0.0 4000 V v (cm1) (ст 100 Mass Spectrum 0.5 77 131 80 M+ 132 103 60 1.0 40 UV spectrum 20 0.372 mg / 10 mls path length : 0.2cm 1.5 solvent : methanol 40 80 120 160 200 240 280 200 250 300 350 m/e 2 (nm) % of base peak absorbance
13C NMR Spectrum
Resolves into
(50.0MHZ, CDCI, solution)
two signals at higher field
expansion
150
130 ppm
сн4
DEPT CH2 CH31
- Resolves into
two signals at higher field
expansion
proton decoupled
150
130 ppm
solvent
200
160
120
80
40
8 (ppm)
H NMR Spectrum
(200 MHz, CDCI, solution)
expansion
9.0
8.0
7.0
ppm
1
8 (ppm)
10
8
5
3
2.
Transcribed Image Text:13C NMR Spectrum Resolves into (50.0MHZ, CDCI, solution) two signals at higher field expansion 150 130 ppm сн4 DEPT CH2 CH31 - Resolves into two signals at higher field expansion proton decoupled 150 130 ppm solvent 200 160 120 80 40 8 (ppm) H NMR Spectrum (200 MHz, CDCI, solution) expansion 9.0 8.0 7.0 ppm 1 8 (ppm) 10 8 5 3 2.
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