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Bioactive Saponins and Glycosides. XXV. Acylated Oleanane-Type Triterpene Saponins from the Seeds of Tea Plant (Camellia sinensis)
2007 年 55 巻 1 号 p. 57-63
詳細
2007 年 55 巻 1 号 p. 57-63
Seven new acylated oleanane-type triterpene oligoglycosides, theasaponins A4 (1), A5 (2), C1 (3), E8 (4), E9 (5), G1 (6), and H1 (7), were isolated from the seeds of Japanese tea plant (Camellia sinensis). The structures of 1—7 were elucidated on the basis of chemical and physicochemical evidence.
