KnowraCoumarinLinked fromLinked fromThe 5 pages that link to Coumarin, each with the reason it gives.All 5Broader topic 2Related 2Compared with 1CinnamonRelated: Cassia cinnamon can contain substantially more coumarin than Ceylon cinnamon.Cinnamic acidRelated: Cinnamic-acid chemistry provides routes to coumarin and related fragrance compounds.