Exhibit 19-4
α,β-Unsaturated aldehydes and ketones can undergo reaction with nucleophiles at the β carbon,as shown below.
-Refer to Exhibit 19-4.This reaction is called _____ reaction.

Question

Exhibit 19-4
α,β-Unsaturated aldehydes and ketones can undergo reaction with nucleophiles at the β carbon,as shown below. 
-Refer to Exhibit 19-4.This reaction is called _____ reaction.

Quizplus · Accepted Answer

This reaction is known as a 1,2-conjugate addition because the nucleophile adds to the β carbon of the α,β-unsaturated aldehyde or ketone, which is conjugated to the carbonyl group.

Exhibit 19-4 α,β-Unsaturated Aldehydes and Ketones Can Undergo Reaction with Nucleophiles at Nucleophiles