Synonyms: 2(5H)-Furanone,5-[(2E,4E,6E,8E,10R)-11-[(2R,4S)-4-(acetyloxy)-2-hydroxy-2,6,6-trimethylcyclohexylidene]-2,9-dimethyl-2,4,6,8,10-undecapentaenylidene]-3-[(1E)-2-[(1S,4S,6R)-4-hydroxy-2,2,6-trimethyl-7-oxabicyclo[4.1.0]hept-1-yl]ethenyl]-,(5Z)- (9CI); 2(5H)-Furanone,5-[11-(2,4-dihydroxy-2,6,6-trimethylcyclohexylidene)-2,9-dimethyl-2,4,6,8,10-undecapentaenylidene]-3-[2-(4-hydroxy-2,2,6-trimethyl-7-oxabicyclo[4.1.0]hept-1-yl)vinyl]-,monoacetate (8CI); 2(5H)-Furanone,5-[11-[4-(acetyloxy)-2-hydroxy-2,6,6-trimethylcyclohexylidene]-2,9-dimethyl-2,4,6,8,10-undecapentaenylidene]-3-[2-(4-hydroxy-2,2,6-trimethyl-7-oxabicyclo[4.1.0]hept-1-yl)ethenyl]-,[1S-[1a[E[5Z[2E,4E,6E,8E,11(1S*,2S*,4R*)]]],4a,6a]]-; Peridinin (6CI,7CI); 7-Oxabicyclo[4.1.0]heptane,2(5H)-furanone deriv.; C37-Peridinin; Sulcatoxanthin