Which of the following reagents is used to install a protecting group for an alcohol?

Question

Quizplus · Accepted Answer

Trimethylsilyl chloride and dihydropyran are both used to protect alcohols. Trimethylsilyl chloride is used to form silyl ethers, while dihydropyran is used to form tetrahydropyranyl ethers, both of which are common protecting groups for alcohols. Ethylene glycol, however, is used in the formation of acetal/ketal protecting groups, typically for aldehydes and ketones, not directly for protecting alcohols.

Which of the Following Reagents Is Used to Install a Protecting