13C NMR Spectrum (50.0 MHz, CDCl 3 solution) DEPT CH2 CH 3 CH↑ proton decoupled solvent 200 160 120 80 40 0 8 (ppm) 1H NMR Spectrum (200 MHz, CDCl 3 solution) f 10 9 8 7 6 5 4 3 2 1 92 22 TMS 0 8 (ppm) 100 80 60 40 20 IR Spectrum (liquid film) 2984 1741 1243 4000 3000 2000 1600 1200 800 0.0 V (cm³) 'ויויויזיוידיוידי % of base peak 43 29 M** = 88 Mass Spectrum 0.5 Problem 3 UV spectrum 1.0 solvent ethanol 15.4 mg/10 mis path length: 1.00 cm C4H8O2 1.5 40 80 120 160 200 240 280 200 250 300 350 m/e λ (nm) 13C NMR Spectrum (50.0 MHz, CDCl 3 solution) DEPT CH 2 CH 3 CH↑ proton decoupled solvent 200 160 120 80 60 40 40 ル 0 8 (ppm)

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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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What is the structure of the unknown? Determine it by analyzing the spectroscopic data given.

13C NMR Spectrum
(50.0 MHz, CDCl 3 solution)
DEPT CH2 CH 3 CH↑
proton decoupled
solvent
200
160
120
80
40
0
8 (ppm)
1H NMR Spectrum
(200 MHz, CDCl 3 solution)
f
10
9
8
7
6
5
4
3
2
1
92
22
TMS
0
8 (ppm)
Transcribed Image Text:13C NMR Spectrum (50.0 MHz, CDCl 3 solution) DEPT CH2 CH 3 CH↑ proton decoupled solvent 200 160 120 80 40 0 8 (ppm) 1H NMR Spectrum (200 MHz, CDCl 3 solution) f 10 9 8 7 6 5 4 3 2 1 92 22 TMS 0 8 (ppm)
100
80
60
40
20
IR Spectrum
(liquid film)
2984
1741
1243
4000
3000
2000
1600
1200
800
0.0
V (cm³)
'ויויויזיוידיוידי
% of base peak
43
29
M** = 88
Mass Spectrum
0.5
Problem 3
UV spectrum
1.0
solvent ethanol
15.4 mg/10 mis
path length: 1.00 cm
C4H8O2
1.5
40
80
120
160
200
240
280
200
250
300
350
m/e
λ (nm)
13C NMR Spectrum
(50.0 MHz, CDCl 3 solution)
DEPT CH 2 CH 3 CH↑
proton decoupled
solvent
200
160
120
80
60
40
40
ル
0 8 (ppm)
Transcribed Image Text:100 80 60 40 20 IR Spectrum (liquid film) 2984 1741 1243 4000 3000 2000 1600 1200 800 0.0 V (cm³) 'ויויויזיוידיוידי % of base peak 43 29 M** = 88 Mass Spectrum 0.5 Problem 3 UV spectrum 1.0 solvent ethanol 15.4 mg/10 mis path length: 1.00 cm C4H8O2 1.5 40 80 120 160 200 240 280 200 250 300 350 m/e λ (nm) 13C NMR Spectrum (50.0 MHz, CDCl 3 solution) DEPT CH 2 CH 3 CH↑ proton decoupled solvent 200 160 120 80 60 40 40 ル 0 8 (ppm)
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