Compound NJ2

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Compound NJ2
Structure of compound NJ2, a xanthylium pigment found in wine.
Names
IUPAC name
6,20-bis(3,4-dihydroxyphenyl)-7,10,16,19-tetrahydroxy-5,21-dioxa-13-oxoniapentacyclo[12.8.0.03,12.04,9.017,22]docosa-1,3(12),4(9),10,13,15,17(22)-heptaene-2-carboxylic acid
Identifiers
3D model (
JSmol
)
  • InChI=1S/C32H24O13/c33-15-3-1-11(5-19(15)37)28-21(39)7-13-17(35)9-23-25(30(13)44-28)27(32(41)42)26-24(43-23)10-18(36)14-8-22(40)29(45-31(14)26)12-2-4-16(34)20(38)6-12/h1-6,9-10,21-22,28-29,39-40H,7-8H2,(H6-,33,34,35,36,37,38,41,42)/p+1
    Key: VVMHZAVGHYVZHM-UHFFFAOYSA-O
  • Oc6ccc(cc6O)C7Oc(c5CC7O)c4c(C(=O)O)c(c(cc1O)[o+]c4cc5O)c(c1CC2O)OC2c(cc3O)ccc3O
Properties
C32H25O13
Molar mass 617.539 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Compound NJ2 is a xanthylium yellowish pigment found in wine.

In model solutions, colorless compounds, such as

hydroxyl groups of the colorless dimers.[1]

See also

References