| Section2 = | Section7 = . | SPhrases = . }} | Section8 = }} Vanillin, methyl vanillin, or 4-hydroxy-3-methoxybenzaldehyde,'s an organic compound with the molecular formula C8H8O3. Its functional groups include aldehyde, ether, and phenol. It's the primary component of the extract of the vanilla bean. It's also found in the roasted coffee . Synthetic vanillin, instead of natural vanilla extract,'s sometimes used as a flavoring agent in foods, beverages, and pharmaceuticals. Methyl vanillin's u… (More on Vanillin)