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Organic Chemistry

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Aldehydes and Ketones

Question
13 out of 16
 

Students of an organic chemistry class conducted several experiments with aldehydes and ketones. Some of the reactions are summarized below:

Experiment 1

Acetophenone was reacted with Reagent A. The product was ethyl benzene.

image\Ch 22 pass, g1.png

Experiment 2

Propanal underwent acid-catalyzed reaction with alcohol.


image\Ch 22 pass, g2.png

Experiment 3

image\Ch 22 pass, g3.png

Experiment 3 involved merely the analysis of a conversion. Students were asked to discuss a method to accomplish this synthesis reaction.

Experiment 4

image\Ch 22 pass, g4.png


Which of the following Grignard reagents will serve the purpose for the reaction in Experiment 4?

A
B
C
D
Ans. D

image\Solutions ch 22, Q 13.png

The compound shown in Experiment 4 can be converted to an alcohol by the addition of Grignard reagents. The proper Grignard reagent that should be used for this conversion can be found by comparing the reactant and the desired product.

Aldehydes and Ketones Flashcard List

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