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Entry |
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Classification |
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Carotenoid Name
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Siphonaxanthin dodecenoate
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IUPAC name |
(3R,3'R,6'R)-19-(trans-Dodec-2-enoyloxy)-3,3'-dihydroxy-7,8-dihydro-beta,epsilon-caroten-8-one
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Formula |
C52H76O5
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Molecular Weight |
781.128 g/mol
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Structure |
Search similar carotenoids
Mol file
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Carotenoid DB Fingerprints |
Predict biological activities of this carotenoid
(3R,3'R,6'R), 7,8+H, 3-OH, 3'-OH, 8=O, beta,epsilon, 19-Dodecanoyloxy
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Biological functions/Properties |
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Number of
conjugated double bonds |
9 and 2 including one ketone (11 in total)
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Number of
conjugated multiple bonds |
9 and 2 including one ketone (11 in total)
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Isomers |
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InChI |
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InChIKey |
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Canonical SMILES |
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XLogP |
14.177
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Hydrogen Bond donors
(Lipinski's definition) |
2
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Hydrogen Bond Acceptors
(Lipinski's definition) |
5
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| LipinskiFailures |
2
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| Complexity of molecule |
0.226
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| Number of heavy atoms |
57
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TPSA
(Topological Polar Surface Area) |
83.830 Å2
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Reaction |
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Pathway |
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Major carotenoid information |
Dominant pigment in mesostigmatophytes (Ref.707).
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Minor carotenoid information |
Minor in chlorophytes. Also in siphonous green seaweeds. Occasional in prasinophytes. (Ref.707)
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Source organisms |
Chlamydomonas parkeae (Ref.15) - Green alga: Chlamydomonadales, unicellular marine flagellate (Chlorophyta - Chlamydomonadaceae)Pyramimonas amylifera - Green alga: Prasinophyte same as Polyblepharides amylifera (Chlorophyta - Pyramimonadales)
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References |
Ref.15: T. Sasa, S. Suda, M. M. Watanabe, S. Takaichi, Plant Cell Physiol. 33(5): 527-534(1992) "A novel carotenoid ester, Loroxanthin dodecenoate, from Pyramimonas parkeae (Prasinophyceae) and Chlorarachniophycean alga".
Ref.707: Suzanne Roy et al., Phytoplankton Pigments Characterization, Chemotaxonomy and Applications in Oceanography, October 2011, Cambridge University Press, pp 665-674, "Part VII - Data sheets aiding identification of phytoplankton carotenoids and chlorophylls", available at http://www.cambridge.org/gb/files/2013/6697/5826/Data_sheets_part_3_Xanthophylls.pdf, ISBN: 9781107000667.
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CAS |
39704-43-3
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Links to other DB |
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