trans-2-Pentenal, identified by CAS: 1576-87-0, is an alpha,beta-unsaturated aldehyde characterized by a sharp, fruity, and green aroma profile. It occurs naturally in a wide variety of botanical sources, including strawberries, tomatoes, and various essential oils, where it contributes significantly to the complex flavor and aroma profiles of these natural products. As a volatile organic compound, it is highly valued for its ability to impart specific sensory characteristics to both fresh and processed food items.
In industrial applications, this compound is appreciated for its reactive aldehyde functionality and its distinct organoleptic properties. It is frequently utilized as a key building block in the synthesis of more complex flavoring agents and specialty fragrances. Its ability to provide crisp “green” or “leafy” notes makes it a staple component in the formulation of authentic fruit-like and vegetable-like essences for the global market.