Dinoxanthin is a type of xanthophyll found in dinoflagellates.[1][2] This compound is a potential antioxidant and may help to protect dinoflagellates against reactive oxygen species.[3]

Dinoxanthin
Names
IUPAC name
(3S,3'S,5R,5'R,6S)-3,5'-Dihydroxy-6',7'-didehydro-5,5',6,6'-tetrahydro-5,6-epoxy-β,β-caroten-3'-yl acetate
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/C42H58O5/c1-30(18-14-20-32(3)22-23-37-38(6,7)28-36(46-34(5)43)29-40(37,10)45)16-12-13-17-31(2)19-15-21-33(4)24-25-42-39(8,9)26-35(44)27-41(42,11)47-42/h12-22,24-25,35-36,44-45H,26-29H2,1-11H3/b13-12+,18-14+,19-15+,25-24+,30-16+,31-17+,32-20+,33-21+/t23-,35-,36-,40+,41+,42-/m0/s1 checkY
    Key: PVNVIBOWBAPFOE-CQZDCAQOSA-N checkY
  • C[C@@]13O[C@]1(/C=C/C(C)=C/C=C/C(C)=C/C=C/C=C(C)/C=C/C=C(C)/[C@@H]=C=C2C(C)(C)C[C@@H](OC(C)=O)C[C@]2(C)O)C(C)(C)C[C@H](O)C3
Properties
C42H58O5
Molar mass 642.921 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

References

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  1. ^ Loeblich AR, 3rd; Smith, VE (January 1968). "Chloroplast pigments of the marine dinoflagellateGyrodinium resplendens". Lipids. 3 (1): 5–13. doi:10.1007/BF02530961. PMID 17805834. S2CID 3991681.{{cite journal}}: CS1 maint: numeric names: authors list (link)
  2. ^ Venn, AA; Wilson, MA; Trapido-Rosenthal, HG; Keely, BJ; Douglas, AE (December 2006). "The impact of coral bleaching on the pigment profile of the symbiotic alga, Symbiodinium". Plant, Cell & Environment. 29 (12): 2133–42. doi:10.1111/j.1365-3040.2006.001587.x. PMID 17081247.
  3. ^ Rodríguez, J. J. Gallardo; Mirón, A. Sánchez; Camacho, F. García; García, M. C. Cerón; Belarbi, E. H.; Chisti, Y.; Grima, E. Molina (2009). "Causes of shear sensitivity of the toxic dinoflagellateProtoceratium reticulatum". Biotechnology Progress. 25 (3): 792–800. doi:10.1002/btpr.161. ISSN 8756-7938. PMID 19399843. S2CID 20477627.