Punicacortein B

Punicacortein B
Chemical structure of punicacortein B
Names
IUPAC name
(2R,3R)-3-[(14S,15S,19S)-2,3,4,7,8,9,19-Heptahydroxy-12,17-dioxo-13,16-dioxatetracyclo[13.3.1.05,18.06,11]nonadeca-1(18),2,4,6,8,10-hexaen-14-yl]-2,3-dihydroxypropyl 3,4,5-trihydroxybenzoate
Identifiers
CAS Number
  • 103488-36-4 ☒N
3D model (JSmol)
  • Interactive image
ChemSpider
  • 16738326
PubChem CID
  • 20056239
InChI
  • Key: 1S/C27H22O18/c28-7-1-5(2-8(29)15(7)32)25(40)43-4-10(31)17(34)23-24-21(38)14-13(27(42)45-24)12(19(36)22(39)20(14)37)11-6(26(41)44-23)3-9(30)16(33)18(11)35/h1-3,10,17,21,23-24,28-39H,4H2/t10-,17-,21+,23+,24+/m1/s1
  • Key: JYPJJOONMBTTAR-MEZSAOBOSA-N
  • Oc1cc(cc(O)c1O)C(=O)OC[C@@H](O)[C@@H](O)[C@@H]5OC(=O)c2cc(O)c(O)c(O)c2c3c(O)c(O)c(O)c4[C@H](O)[C@@H]5OC(=O)c34
Properties
Chemical formula
 C27H22O18
Molar mass 634.43 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
Chemical compound

Punicacortein B is an ellagitannin, a polyphenol compound. It is found in the bark of Punica granatum (pomegranate).[1]

References

  1. ^ Tannins and Related Compounds. XLI. : Isolation and Characterization of Novel Ellagitannins, Punicacorteins A, B, C, and D, and Punigluconin from the Bark of Punica granatum L. Tanaka Takashi, Nonaka Gen-Ichiro and Nishioka Itsuo, Chemical & Pharmaceutical Bulletin, 1986-02-25, 34(2), pages 656-663 (abstract)


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Types of ellagitannins
Moieties
  • Diphenolic acid : Hexahydroxydiphenic acid (HHDP)
  • Triphenolic acids : Nonahydroxytriphenic acid
  • Sanguisorbic acid
  • Valoneic acid
  • Tetraphenolic acids : Isoterchebulic acid
  • Terchebulinic acid
Lactones
Monomers
C-glycosidic ellagitannins
Dehydroellagitannins (molecules with
dehydrohexahydroxydiphenic acid (DHHDP)
Transformed ellagitannins
molecules with chebulic acid
molecules with Elaeocarpusinic acid
  • Elaeocarpusin
  • Helioscopin B
  • Mallojaponin (1-O-Galloyl-2,4-elaeocarpusinoyl-3,6-(R)-valoneayl-beta-D-glucose)
Oligomers
Dimers
Agrimoniin
Cornusiin E (dimer of tellimagrandin II)
Lambertianin A and B
Nobotanin B
Roburin A, B, C and D
Sanguiin H-6
Trimers
Lambertianin C
Raspberry ellagitannin
Tetramers
Lambertianin D
Nobotanin S
Pentamer
Melastoflorin A
Other


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