Synonyms: 5-Benzofuranacrylicacid, 6-hydroxy-4-methoxy-7-[(3-methyl-2-butenyl)oxy]-, d-lactone (7CI);7H-Furo[3,2-g][1]benzopyran-7-one, 4-methoxy-9-[(3-methyl-2-butenyl)oxy]-(8CI,9CI); (5-Methoxy-8)-g,g-dimethylallyloxy(2',3',6,7-furanocoumarin);NSC 152469; Phellopterin