Chemistry:Capsorubin

From HandWiki
Capsorubin
Capsorubin Structure.svg
Names
IUPAC name
(3S,5R,3′S,5′R)-3,3'-Dihydroxy-κ,κ-carotene-6,6′-dione
Systematic IUPAC name
(2E,4E,6E,8E,10E,12E,14E,16E,18E)-1,20-Bis[(1R,4S)-4-hydroxy-1,2,2-trimethylcyclopentyl]-4,8,13,17-tetramethylicosa-2,4,6,8,10,12,14,16,18-nonaene-1,20-dione
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
EC Number
  • 207-425-2
KEGG
UNII
Properties
C40H56O4
Molar mass 600.884 g·mol−1
Melting point 201 °C (394 °F; 474 K)[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Capsorubin is a natural red dye of the xanthophyll class. As a food coloring, it has the E number E160c(ii). Capsorubin is a carotenoid found in red bell pepper (Capsicum annuum) and a component of paprika oleoresin. Capsorubin is also found in some species of lily.[2]

References

  1. Zechmeister, L.; Annalen der Chemie, Justus Liebigs, 1935, S. 30–45
  2. Valadon, L. R. G.; Mummery, Rosemary S. (1977-01-01). "Carotenoids of Lilies and of Red Pepper: Biogenesis of Capsanthin and Capsorubin" (in en). Zeitschrift für Pflanzenphysiologie 82 (5): 407–416. doi:10.1016/S0044-328X(77)80004-4. ISSN 0044-328X. https://www.sciencedirect.com/science/article/pii/S0044328X77800044.