Raspberry Ketone (CAS 5471-51-2), with molecular formula C??H??O? and molecular weight 164.20 g/mol, is a naturally occurring ketone (4-(4-hydroxyphenyl)-2-butanone) known for its characteristic raspberry aroma. It is widely used as a flavoring agent in food/beverages and a fragrance in cosmetics. It requires sealed, cool storage to avoid oxidation, preserving its sensory properties for commercial applications.