Synonyms: 2H-1-Benzopyran-2-one,5,7-dihydroxy-6-(3-methyl-2-butenyl)-8-(2-methyl-1-oxobutyl)-4-propyl-, (S)-;2H-1-Benzopyran-2-one,5,7-dihydroxy-6-(3-methyl-2-butenyl)-8-[(2S)-2-methyl-1-oxobutyl]-4-propyl-(9CI); Coumarin,5,7-dihydroxy-6-(3-methyl-2-butenyl)-8-(2-methylbutyryl)-4-propyl- (7CI,8CI);5,7-Dihydroxy-6-(3-methyl-2-butenyl)-8-(2-methylbutyryl)-4-propylcoumarin;Mammea B/BB