An unknown compound exhibits the following IR, 1H NMR, and 13C NMR spectra. In a mass spectrum of this compound, the (M)** peak appears at m/z= 102.1, and the (M+1)+• peak is 5.6% the height of the parent ion. Elemental analysis reveals that the compound consists only of carbor hydrogen and oxygen (2) atoms. HDI = 1. 22 3 RA RA RAR 19 10 WAVENUMBERS

Organic Chemistry
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ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
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Chapter14: Mass Spectrometry
Section: Chapter Questions
Problem 14.29P
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Determine the structure of the molecule for this set of data. Map each data to the structure. Rationalize each piece of data. 

An unknown compound exhibits the following IR, H NMR, and 13C NMR spectra. In a mass spectrum of this compound, the (M)*° peak appears
at m/z= 102.1, and the (M+1)*° peak is 5.6% the height of the parent ion. Elemental analysis reveals that the compound consists only of carbon,
hydrogen and oxygen (2) atoms. HDI = 1.
+•
22 23 24 2526 2,72,8 2.9 3
100
3,5
오 19
12 13 14 15 16 17 18 19 21 23 25
Fo.o
4.
4.5
5,5
11
90
05
% 80
-0.1
R 70
0.2
N 60
-0.3R
40
0.4
-o.SE
-0.6
N 30
20
10
F1.0
ol
4500 4400 4200 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200
-2.0
400
2000
1600
WAVENUMBERS
1800
1400
1200
1000
800
600
An unknown compound exhibits the following IR, 'H NMR, and 13C NMR spectra. In a mass spectrum of this compound, the
(M) peak appears at m/z = 102.1, and the (M+1)“ peak is 5.6% the height of the parent ion. Elemental analysis reveals that the
compound consists only of carbon, hydrogen and oxygen (2) atoms. HDI = 1.
1.00
100
0.90
0.70
6 50
040
0 40
0.30
0.20
a 10
00
100
90
70
60
30
20
10
00 45
180
OK
SAVE
OK
SAVE
DEPT 135: "200ppm +; "4QRRmi ^25ppm +, "20ppm +. DEPT 90: 200ppm, "25ppm;
HNMR -Peaks "9.8ppm (1H, s), 2.3ppm (1H, m), 2.1 ppm (2H, d), 1.1 ppm (6H, d)
*TAANSMITTANG
Transcribed Image Text:An unknown compound exhibits the following IR, H NMR, and 13C NMR spectra. In a mass spectrum of this compound, the (M)*° peak appears at m/z= 102.1, and the (M+1)*° peak is 5.6% the height of the parent ion. Elemental analysis reveals that the compound consists only of carbon, hydrogen and oxygen (2) atoms. HDI = 1. +• 22 23 24 2526 2,72,8 2.9 3 100 3,5 오 19 12 13 14 15 16 17 18 19 21 23 25 Fo.o 4. 4.5 5,5 11 90 05 % 80 -0.1 R 70 0.2 N 60 -0.3R 40 0.4 -o.SE -0.6 N 30 20 10 F1.0 ol 4500 4400 4200 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200 -2.0 400 2000 1600 WAVENUMBERS 1800 1400 1200 1000 800 600 An unknown compound exhibits the following IR, 'H NMR, and 13C NMR spectra. In a mass spectrum of this compound, the (M) peak appears at m/z = 102.1, and the (M+1)“ peak is 5.6% the height of the parent ion. Elemental analysis reveals that the compound consists only of carbon, hydrogen and oxygen (2) atoms. HDI = 1. 1.00 100 0.90 0.70 6 50 040 0 40 0.30 0.20 a 10 00 100 90 70 60 30 20 10 00 45 180 OK SAVE OK SAVE DEPT 135: "200ppm +; "4QRRmi ^25ppm +, "20ppm +. DEPT 90: 200ppm, "25ppm; HNMR -Peaks "9.8ppm (1H, s), 2.3ppm (1H, m), 2.1 ppm (2H, d), 1.1 ppm (6H, d) *TAANSMITTANG
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