Which of the following structures contains a secondary amine?

Name: Which of the following structures contains a secondary amine?
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Question

Quizplus · Accepted Answer

Structure III contains a secondary amine, which is indicated by the presence of two carbon groups attached to the nitrogen atom. Structures I, II, and IV do not contain secondary amines. Structure I contains a primary amine, structure II contains a tertiary amine, and structure IV contains an amide functional group.

Which of the Following Structures Contains a Secondary Amine