2H-1-Benzopyran-2-one, 7-methoxy-8-(3-methyl-2-butenyl)- (9CI) 484-12-8 7-METHOXY-8-(3-METHYL-2-BUTENYL)-COUMARIN 7-Methoxy-8-isopentenylcoumarin 8-(3-Methyl-2-butenyl)herniarin Coumarin, 7-methoxy-8-(3-methyl-2-butenyl)- NSC 31868 Osthol Osthole Ostol Ostole