Misplaced Pages

Grandinin

Article snapshot taken from[REDACTED] with creative commons attribution-sharealike license. Give it a read and then ask your questions in the chat. We can research this topic together.

This is an old revision of this page, as edited by Nono64 (talk | contribs) at 08:44, 24 July 2011 (Ellagitannin). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

Revision as of 08:44, 24 July 2011 by Nono64 (talk | contribs) (Ellagitannin)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)
Grandinin
Chemical structure of grandinin
Chemical structure of grandinin
Identifiers
CAS Number
3D model (JSmol)
PubChem CID
CompTox Dashboard (EPA)
SMILES
  • C1C2C(C3C4C(C5=C(C(=C(C(=C5C(=O)O4)C6=C(C(=C(C(=C6C(=O)O3)C7=C(C(=C(C=C7C(=O)O2)O)O)O)O)O)O)O)O)O)C8(C(C(C(O8)CO)O)O)O)OC(=O)C9=CC(=C(C(=C9C2=C(C(=C(C=C2C(=O)O1)O)O)O)O)O)O
Properties
Chemical formula C46H34O30
Molar mass 1066.74 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). checkverify (what is  ?) Infobox references
Chemical compound

Grandinin is an ellagitannin. It can be found in Melaleuca quinquenervia leaves and in oaks. It shows antioxydant activity. It is a castalagin glycoside by binding of the pentose lyxose.

Reference

  1. Analysis of oak tannins by liquid chromatography-electrospray ionisation mass spectrometry. Pirjo Mämmelä, Heikki Savolainenb, Lasse Lindroosa, Juhani Kangasd and Terttu Vartiainen, Journal of Chromatography A, Volume 891, Issue 1, 1 September 2000, Pages 75-83
  2. Polyphenols of Melaleuca quinquenervia leaves - pharmacological studies of grandinin. Moharram F. A., Marzouk M. S., El-Toumy S. A. A., Ahmed A. A. E. and Aboutabl E. A., Phytotherapy Research, Volume 17 Issue 7, Pages 767 - 773
  3. Oak Ellagitannins Suppress the Phosphorylation of the Epidermal Growth Factor Receptor in Human Colon Carcinoma Cells. Fridrich D., Glabasnia A., Fritz J., Esselen M., Pahlke G., Hofmann T. and Marko D., Journal of agricultural and food chemistry, 2008, vol. 56, no9, pp. 3010-3015
  4. Protein Binding and Astringent Taste of a Polymeric Procyanidin, 1,2,3,4,6-Penta-O-galloyl-β-D-glucopyranose, Castalagin and Grandinin. Hofmann T., Glabasnia A., Schwarz B., Wisman K. N., Gangwer K. A. and Hagerman A. E., J Agric Food Chem., 2006 December 13, 54(25), pp. 9503–9509
Types of ellagitannins
Moieties
Lactones
Monomers
C-glycosidic ellagitannins
Dehydroellagitannins (molecules with
dehydrohexahydroxydiphenic acid (DHHDP)
Transformed ellagitannins
molecules with chebulic acid
molecules with Elaeocarpusinic acid
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

Template:Natural-phenol-stub

Category:
Grandinin Add topic