Introduction Coumarin is one of the most widely used ingredients in perfumery due to its warm, sweet, and slightly spicy aroma. Found naturally in tonka beans, vanilla, and cinnamon, coumarin adds depth and complexity to fragrances, making it a favorite among perfumers. It is known for its ability to enhance both masculine and feminine scents, contributing to the overall charact... https://www.eternis.com/coumarin