Organic Chemistry 9th Edition

Published by Brooks Cole
ISBN 10: 1305080483
ISBN 13: 978-1-30508-048-5

Chapter 20 - Carboxylic Acids and Nitriles - Problem: 16

Answer

See the explanation below.

Work Step by Step

The distinctive peak at 12 delta will identify the carboxylic acid in this scenario. Also, notice the position of the absorption of Hydroxyl Hydrogen, as it is unpredictable. The addition of D20 to the sample can also be used to identify the peak.
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