a. Calculate the relative number of hydrogen atoms from all the peaks and integration values provided in the NMR spectrum. b. Calculate the multiplicity of all the peaks resulting from your suspected structural formulas. c. Calculate the chemical shifts of all the peaks resulting from your suspected structural formulas.
a. Calculate the relative number of hydrogen atoms from all the peaks and integration values provided in the NMR spectrum. b. Calculate the multiplicity of all the peaks resulting from your suspected structural formulas. c. Calculate the chemical shifts of all the peaks resulting from your suspected structural formulas.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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a. Calculate the relative number of hydrogen atoms from all the peaks and integration values provided in the NMR spectrum.
b. Calculate the multiplicity of all the peaks resulting from your suspected structural formulas.
c. Calculate the chemical shifts of all the peaks resulting from your suspected structural formulas.

Transcribed Image Text:Benchmark chemical shifts values of various groups
Methyl
Methylene
Methine
H
-C-H
-C-H
H
0.9 ppm
1.2 ppm
1.7 ppm

Transcribed Image Text:Proton NMR Spectrum
Triplet
8 = 1.1
Singlet
8 = 2.1
integration
Integration Value = 3.04
Value
2.96
Quartet
6 = 2.5
Integration Value = 1.99
11
10
7 6 5
4
3 2
Chemical Shift "8 " (ppm)
00
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