2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(3-phenyl-2-propenylidene)- 2,4,6(1H,3H,5H)Pyrimidinetrione, 5-cinnamylidene- 23450-49-9 5-Cinnamylidenebarbituric acid Barbituric acid, 5-cinnamylidene- Meterocycle NSC93958 WLN: T6MVMVYVJ EU2U1R