Capsorubin

Capsorubin
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※-4,8,13,17-tetramethylicosa-2,4,6,8,10,12,14,16,18-nonaene-1,20-dione
Identifiers
CAS Number	470-38-2
3D model (JSmol)	Interactive image
ChEBI	CHEBI:3378
ChemSpider	4444641
ECHA InfoCard	100.006.752
EC Number	207-425-2
E number	E160c(ii) (colours)
KEGG	C08585
PubChem CID	5281229
UNII	805VAB3L0H
CompTox Dashboard (EPA)	DTXSID901018116
InChI InChI=1S/C40H56O4/c1-29(17-13-19-31(3)21-23-35(43)39(9)27-33(41)25-37(39,5)6)15-11-12-16-30(2)18-14-20-32(4)22-24-36(44)40(10)28-34(42)26-38(40,7)8/h11-24,33-34,41-42H,25-28H2,1-10H3/b12-11+,17-13+,18-14+,23-21+,24-22+,29-15+,30-16+,31-19+,32-20+/t33-,34-,39-,40-/m0/s1 Key: GVOIABOMXKDDGU-YUURSNASSA-N
SMILES C/C(=C\C=C\C=C(\C=C\C=C(\C=C\C(=O)※1(C(C※(C1)O)(C)C)C)/C)/C)/C=C/C=C(/C=C/C(=O)※2(C(C※(C2)O)(C)C)C)\C
Properties
Chemical formula	C₄₀H₅₆O₄
Molar mass	600.884 g·mol
Melting point	201 °C (394 °F; 474 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C ※, 100 kPa). Infobox references

Chemical compound

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.

References※

^ Zechmeister, "L."; Annalen der Chemie, "Justus Liebigs," 1935, S. 30–45
^ Valadon, L. R. G.; Mummery, Rosemary S. (1977-01-01). "Carotenoids of Lilies. And of Red Pepper: Biogenesis of Capsanthin and Capsorubin". Zeitschrift für Pflanzenphysiologie. 82 (5): 407–416. doi:10.1016/S0044-328X(77)80004-4. ISSN 0044-328X.

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