Description Packaging 1 kg in aluminum bottle 5 kg in steel drum 10 kg in composite drum Biochem/physiol Actions Naturally occurring phenylpropene derivative that is estrogenic at lower concentrations and cytotoxic at higher concentrations to cancer cell lines. The cytotoxicity is related to the metabolism of trans-anethole to 4-hydroxy-1-propenylbenzene. Other Notes Download our Flavors and Fragrances Catalog to view our entire product line. Subscribe to our Newsletter to keep up to date on our latest Flavors and Fragrances offerings.