19. Aldehydes and Ketones:Nucleophilic Addition
Acetal
16PRACTICE PROBLEM
Explain why the ketal shown below does not undergo the mechanism of acid-catalyzed ketal hydrolysis. (Hint: Write the reaction mechanism like the reaction would occur and analyze the intermediates formed.)
![](https://lightcat-files.s3.amazonaws.com/problem_images/3c657077761a6934-1694621392246.jpg)
Explain why the ketal shown below does not undergo the mechanism of acid-catalyzed ketal hydrolysis. (Hint: Write the reaction mechanism like the reaction would occur and analyze the intermediates formed.)