Ethyl Vanillin (CAS: 121-32-4) is a synthetic organic compound that serves as a potent aromatic flavoring agent. It is a derivative of vanillin, specifically the ethyl ether of protocatechuic aldehyde. Characterized by a strong, sweet, and creamy vanilla-like odor, it is significantly more intense than natural vanillin—often cited as being three to four times stronger in flavor profile. This efficiency makes it a highly valued ingredient in the global food and fragrance industries.
The compound typically appears as white or slightly yellowish crystals or powder. It is soluble in organic solvents like ethanol and ether but has limited solubility in water. Due to its stability and intense aromatic properties, it is widely utilized to enhance the sensory characteristics of various consumer products. Its chemical structure, featuring an ethoxy group instead of the methoxy group found in standard vanillin, contributes to its distinct and powerful olfactory impact, making it a cost-effective alternative for high-volume production.