Publication | Open Access
Tannins of rosaceous medicinal plants. I. Structures of potentillin, agrimonic acids A and B, and agrimoniin, a dimeric ellagitannin.
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1984
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Medicinal ChemistryBioorganic ChemistryBiochemistryTanninNatural SciencesMedicineDimeric EllagitanninPhytopharmacologyAgrimonic AcidsAgrimonia JaponicaPhytochemicalPhytochemistryPharmacologyNew EllagitanninsDrug DiscoveryRosaceous Medicinal PlantsPotentilla Kleiniana Wight
Four new ellagitannins, potentillin (1), agrimoniin (2), and agrimonic acids A (3) and B (4), have been isolated from the roots of Agrimonia japonica (MIQ.) KOIDZ., and their structures, with an α-glucosidic linkage, were elucidated on the basis of spectral and chemical evidence. Potentillin (1) and agrimoniin (2) have also been isolated from Potentilla kleiniana WIGHT et ARNOTT.