Polyphenols of the fruits of some varieties of pomegranate growing in Uzbekistan

Polyphenols of the fruits of some varieties of pomegranate growing in Uzbekistan Chemistry of Natural Compounds, Vol. 33, No. 1, 1997 POLYPHRNOLS OF THE FRUITS OF SOME VA.RIETIES OF POMEGRANATE GROWING IN UZBElCI~TAN S. M. Mavlyanov, Sh. Yu. lxlambekov, A. K. Karimdzhanov, UDC 547.982/83/84 and A. I. l.qma|lov Continuing a search for promising tannide-bearing plants [1-3] with the aim of using them to produce drugs and high- quahty tanning agents, we have investigated the polyphenols of the fruits of several varieties of Punica granatum (Kazaki, Shirindona, Aehchikdona, Kai, Kizil) growing on the territory of Uzbekistan, By a method developed earlier [1], from the peel of pomegranates of the Kazaki variety we isolated ethyl acetate and butanol fractions of the total polyphenols (2.9% and 6.8%, respectively, of the weight of the raw material). Their tannlde contents, determined by the VEM method [4], were 74 and 89 %, respectively. By means of two-dimensional PC in the solvent systems butan- 1 -oi - acetic acid- water (40:12:28) and 2 % acetic acid it was established that the ethyl acetate extract contained 11 polyphenols, and the butanol extract seven. The ethyl acetate fraction was first separated on a column of rawhide powder into fractions soluble in water, in acetone, and in aqueous acetone. It was http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Chemistry of Natural Compounds Springer Journals

Polyphenols of the fruits of some varieties of pomegranate growing in Uzbekistan

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Publisher
Springer Journals
Copyright
Copyright © 1997 by Plenum Publishing Corporation
Subject
Pharmacy; Organic Chemistry; Pharmacy; Plant Sciences
ISSN
0009-3130
eISSN
1573-8388
DOI
10.1007/BF02273936
Publisher site
See Article on Publisher Site

Abstract

Chemistry of Natural Compounds, Vol. 33, No. 1, 1997 POLYPHRNOLS OF THE FRUITS OF SOME VA.RIETIES OF POMEGRANATE GROWING IN UZBElCI~TAN S. M. Mavlyanov, Sh. Yu. lxlambekov, A. K. Karimdzhanov, UDC 547.982/83/84 and A. I. l.qma|lov Continuing a search for promising tannide-bearing plants [1-3] with the aim of using them to produce drugs and high- quahty tanning agents, we have investigated the polyphenols of the fruits of several varieties of Punica granatum (Kazaki, Shirindona, Aehchikdona, Kai, Kizil) growing on the territory of Uzbekistan, By a method developed earlier [1], from the peel of pomegranates of the Kazaki variety we isolated ethyl acetate and butanol fractions of the total polyphenols (2.9% and 6.8%, respectively, of the weight of the raw material). Their tannlde contents, determined by the VEM method [4], were 74 and 89 %, respectively. By means of two-dimensional PC in the solvent systems butan- 1 -oi - acetic acid- water (40:12:28) and 2 % acetic acid it was established that the ethyl acetate extract contained 11 polyphenols, and the butanol extract seven. The ethyl acetate fraction was first separated on a column of rawhide powder into fractions soluble in water, in acetone, and in aqueous acetone. It was

Journal

Chemistry of Natural CompoundsSpringer Journals

Published: Nov 15, 2005

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