*16. The following compound is a carboxylic acid that contains a bromine atom: CH,0,Br. The peak at 10.97 ppm was moved onto the chart (which runs only from 0 to 8 ppm) for clarity. What is the structure of the compound?
*16. The following compound is a carboxylic acid that contains a bromine atom: CH,0,Br. The peak at 10.97 ppm was moved onto the chart (which runs only from 0 to 8 ppm) for clarity. What is the structure of the compound?
Chapter13: Structure Determination: Nuclear Magnetic Resonance Spectroscopy
Section13.8: More Complex Spin–spin Splitting Patterns
Problem 15P: 3-Bromo-1-phenyl-1-propene shows a complex NMR spectrum in which the vinylic proton at C2 is coupled...
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Transcribed Image Text:*16. The following compound is a carboxylic acid that contains a bromine atom: CH,0,Br. The
peak at 10.97 ppm was moved onto the chart (which runs only from 0 to 8 ppm) for clarity.
What is the structure of the compound?
1000
800
600
400
200
0 CPS-
500-
-400
300
200
100
O CPS
1H NMR
60 MHz
250
200
-150-
-100
50
100
80
60
40
20
Integral = 3
50
40+
30
20
10-
C.H-O,Br
Integral = 1
Integral = 1
Integral = 2
%3D
O PPM
1.0
2.0
3.0
4.0
5.0
7.0
6.0
8.0
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