Please explain the number of signals and the integration that is observed in the 1H NMR spectrum for the major product of the reaction from question 6. - Focus on the alkyl protons, in particular those two methylene (CH2) groups
Please explain the number of signals and the integration that is observed in the 1H NMR spectrum for the major product of the reaction from question 6. - Focus on the alkyl protons, in particular those two methylene (CH2) groups
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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Please explain the number of signals and the integration that is observed in the 1H NMR spectrum for the major product of the reaction from question 6. - Focus on the alkyl protons, in particular those two methylene (CH2) groups
![8
8
¹H NMR - Number of signals*)
Aromatic protons
3 signals
7
O)
¹H NMR - Intergration*)
Aromatic protons
Integration: 2:2:1
7
-CO
6
·LO
5
-LO
5
4
PPM
4
PPM
Alkyl protons: 6 signals
OH proton: 1 signal
3
2
3
Alkyl protons and OH proton -
Integration:1:1:1:1:1:1:1
-~
1
2
1
*) Two of the signals for the aromatic protons happen to have a very similar chemical shift.
0
0](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3345648d-7fcb-4367-9e28-fa30ec0d8927%2F6c8cb82d-1867-4fdf-a43b-2ffd11f4b80f%2Fjhcsovg_processed.jpeg&w=3840&q=75)
Transcribed Image Text:8
8
¹H NMR - Number of signals*)
Aromatic protons
3 signals
7
O)
¹H NMR - Intergration*)
Aromatic protons
Integration: 2:2:1
7
-CO
6
·LO
5
-LO
5
4
PPM
4
PPM
Alkyl protons: 6 signals
OH proton: 1 signal
3
2
3
Alkyl protons and OH proton -
Integration:1:1:1:1:1:1:1
-~
1
2
1
*) Two of the signals for the aromatic protons happen to have a very similar chemical shift.
0
0
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