has role biological pigment antheraxanthin (3R,3'S,5'R,6'S)-5',6'-dihydro-5',6'-epoxy-beta,beta-carotene-3,3'-diol 5,6-epoxy-5,6-dihydro-beta,beta-carotene-3,3'-diol 584.423 584.87084 An epoxycarotenol that is beta-carotene-3,3'-diol in which one of the one of the endocyclic double bonds has been oxidised to the corresponding epoxide. It is a neutral yellow plant pigment found in Euglenophyta. Antheraxanthin Beilstein:101042 C40H56O3 CAS:640-03-9 CC(\C=C\C=C(C)\C=C\C1=C(C)C[C@@H](O)CC1(C)C)=C/C=C/C=C(C)/C=C/C=C(C)/C=C/[C@@]12O[C@]1(C)C[C@@H](O)CC2(C)C CHEBI:22566 CHEBI:2749 CHEBI:27867 HMDB:HMDB0035831 InChI=1S/C40H56O3/c1-29(17-13-19-31(3)21-22-36-33(5)25-34(41)26-37(36,6)7)15-11-12-16-30(2)18-14-20-32(4)23-24-40-38(8,9)27-35(42)28-39(40,10)43-40/h11-24,34-35,41-42H,25-28H2,1-10H3/b12-11+,17-13+,18-14+,22-21+,24-23+,29-15+,30-16+,31-19+,32-20+/t34-,35+,39-,40+/m1/s1 KEGG:C08579 KNApSAcK:C00003760 LIPID_MAPS_instance:LMPR01070262 MetaCyc:CPD1F-131 OFNSUWBAQRCHAV-OYQUVCAXSA-N PMID:18942838 PMID:23820691 PMID:24039824 PMID:24334196 Reaxys:101042 all-trans-antheraxanthin chebi_ontology epoxycarotenol plant metabolite