NH2 Br 1

General, Organic, and Biological Chemistry
7th Edition
ISBN:9781285853918
Author:H. Stephen Stoker
Publisher:H. Stephen Stoker
Chapter19: Lipids
Section: Chapter Questions
Problem 19.58EP
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See image, write mechanism and reagents
Br
NH2
Transcribed Image Text:Br NH2
Expert Solution
Step 1

In the given chemical reaction the amino group attached with the benzene ring is replaced by the bromine atom. This chemical transformation is completed in the following stwps.

Step 2

In the first step, the amino group is converted into diazonium salt by reaction with sodium nitrite and hydrochloric acid.

Chemistry homework question answer, step 2, image 1

The above-formed diazonium salt gives automatic nucleophilic substitution reaction with copper(I) bromide (Sandmeyer reaction). 

Chemistry homework question answer, step 2, image 2

Conclusion

The given reaction proceeds as follows:

Chemistry homework question answer, step 3, image 1

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