Williamson Ether Synthesis: The ether prepared in this experiment is a methylphenoxyacetic acid, which is a phenolic (benzene ring attached to something is a phenyl group) ether that is prepared from p-methylphenol (p-cresol) and chloroacetic acid. What is the percent yield obtained? Also, can you write balanced equation. materials used: 4.5 g of potassium hydroxide 2.55 g of p-cresol 6.70 mL of a 50 % aqueous solution (g/mL) of a-chloroacetic acid Final Product characterization: 2.30 g of a pale white solid

Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter17: Carboxylic Acids
Section: Chapter Questions
Problem 17.45P
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Williamson Ether Synthesis: The ether prepared in this experiment is a methylphenoxyacetic acid, which is a phenolic (benzene ring attached to something is a phenyl group) ether that is prepared from p-methylphenol (p-cresol) and chloroacetic acid.

What is the percent yield obtained? Also, can you write balanced equation.

materials used:

  • 4.5 g of potassium hydroxide

  • 2.55 g of p-cresol

  • 6.70 mL of a 50 % aqueous solution (g/mL) of a-chloroacetic acid

Final Product characterization:

  • 2.30 g of a pale white solid

 

НО
1. Н,О, КОН
ОН
+
Cl
2. Н.О, НСІ
+ HC1
ОН
Figure 1: Reaction of p-cresol with a-chloroacetic acid
Transcribed Image Text:НО 1. Н,О, КОН ОН + Cl 2. Н.О, НСІ + HC1 ОН Figure 1: Reaction of p-cresol with a-chloroacetic acid
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