Methyl Chavicol, also known as Estragole, is a naturally occurring phenylpropene renowned for its bright, herbaceous‑anise aroma. As the principal constituent (60–75%) of tarragon essential oil—and a significant component in basil, fennel, anise, and bay oils—it delivers consistent green‑spicy top notes that enhance both flavor and fragrance formulations https://www.petorosealcones.com/product/grecazine/