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[Investigation on method speliality in identifying Fructus Crataegi with vitexin rhamnoside]
1Shangdong Institute of Traditional Chinese Medicine and Meteria Medica, Jinan 250014.
Abstract:
The methanol extract of Fructus Crataegi was purified on macro-reticular resins(model DM130)-polyamide column. Vitexin rhamnoside(I) was identified from Fructus Crataegi by TLC on polyamide layer sheets. The false and the confused species of Fructus Crataegi and some traditional Chinese herbal medicines which contain vitexin were studied by the same method. The results indicated that compound I was special constitute of Fructus Crataegi and the identification method of Fructus Crataegi with I was special.