Used as a photoactivatable protecting group in organic synthesis, particularly for carboxylic acids and alcohols. Upon exposure to UV light, it undergoes rapid photolysis, releasing the protected functional group cleanly and efficiently. This property makes it valuable in the synthesis of sensitive or labile compounds where mild deprotection conditions are required. It is also employed in the preparation of phototriggered prodrugs and in solid-phase synthesis due to its high stability under various reaction conditions and selective activation.