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Flavonoids and anthraquinones of some Egyptian Rumex species (Polygonaceae)

โœ Scribed by Nabiel A.M. Saleh; Mohamed N. El-Hadidi; Raafat F.M. Arafa

Book ID
113326429
Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
171 KB
Volume
21
Category
Article
ISSN
0305-1978

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Isolation and identification of emodin (
Isolation and identification of emodin (1,3,8-tri-hydroxy-6-methyl anthraquinone) from Rumex hymenosepalus, family polygonaceae
โœ Leonard Buchalter ๐Ÿ“‚ Article ๐Ÿ“… 1969 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 131 KB

The anthraquiiione pigment, emodin, has been isolated and its presence positively verified from a nonpolar extract of the dried, ground tubers of Rumex hyrnenosepalus. Isolation was accomplished by preparative TLC on silica gel layers. Identification was made by visible, IR, NMR spectroscopy and TLC