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...
Related questions
Question
Please describe the key characteristics of the H-NMR and 13C-NMR spectra.

Transcribed Image Text:ОН
HO
1. Н,О, КОН
+ Cl-
2. Н2О, НСІ
+ HCI
ОН
Figure 1: Reaction of p-cresol with a-chloroacetic acid

Transcribed Image Text:NMR spectra (300 MHz, DMSO-d6) ('H-NMR lower spectrum,
1³C-NMR upper spectrum)
DMSO-d6
QE-300
240
220
200
180
160
140
120
100
80
60
40
20
Offset: 1.2 ppm.
12
11
10
9
8
Expert Solution

Step 1
1H -NMR and 13C-NMR are used to identify the number of equivalent and non equivalent protons present in an organic compound.
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