This is the spectral data for 4-cyclohexene-cis-1,2-dicarboxylic acid - Can you tell whether you have the cis or trans 4-cyclohexene-1,2-dicarboxylic acid based on the number of signals seen on 13C NMR?

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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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This is the spectral data for 4-cyclohexene-cis-1,2-dicarboxylic acid - Can you tell whether you have the cis or trans 4-cyclohexene-1,2-dicarboxylic acid based on the number of signals seen on 13C NMR?  

anhydride (CDCI3).
(b) 13C NMR data: 8 47.6, 53.5, 136.1, 171.9.
100
80
60 -
40
CO2H
20 -
"CO2H
Figure 12.11
IR spectrum of 4-cyclohexene-
cis-1,2-dicarboxylic acid (IR card).
T
4000
3600
3200
2800
2400
2000
1800
1600
1400
1200
1000
800
600
Wavenumber (cm-1)
CO2H
|に
"CO2H
CD3SOCD,H
IIT
12.4 ppm
2.94 ppm
2.40
ppm
22
10
9.
8
7
6
4
3
2
1
Figure 12.12
NMR data for 4-cyclohexene-
cis-1,2-dicarboxylic acid
(DMSO-d,).
8, ppm
пе-
(a) 'H NMR spectrum (300 MHz).
(b) 13C NMR data: 8 25.9, 39.2, 125.2, 174.9.
Transmittance (%)
Transcribed Image Text:anhydride (CDCI3). (b) 13C NMR data: 8 47.6, 53.5, 136.1, 171.9. 100 80 60 - 40 CO2H 20 - "CO2H Figure 12.11 IR spectrum of 4-cyclohexene- cis-1,2-dicarboxylic acid (IR card). T 4000 3600 3200 2800 2400 2000 1800 1600 1400 1200 1000 800 600 Wavenumber (cm-1) CO2H |に "CO2H CD3SOCD,H IIT 12.4 ppm 2.94 ppm 2.40 ppm 22 10 9. 8 7 6 4 3 2 1 Figure 12.12 NMR data for 4-cyclohexene- cis-1,2-dicarboxylic acid (DMSO-d,). 8, ppm пе- (a) 'H NMR spectrum (300 MHz). (b) 13C NMR data: 8 25.9, 39.2, 125.2, 174.9. Transmittance (%)
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