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Paper | Regular issue | Vol 81, No. 12, 2010, pp.2793-2806
Published online, 29th October, 2010
DOI: 10.3987/COM-10-12058
Eight New Oleanane-Type Triterpenoid Saponins from Platycodon Root

Motonori Fukumura, Daigo Iwasaki, Yasuaki Hirai, Yumiko Hori, Kazuo Toriizuka, Peter T. M. Kenny, Yoshiyuki Kuchino, and Yoshiteru Ida*

*Yokohama College of Pharmacy, 601, Matano-cho, Totsuka-ku, Yokohama 245-0066, Japan


Eight new triterpenoid saponins, platyconic acids B (1), C (2), D (3), E (4), platycodins J (5), K (6), L (7) and platycosaponin A (8), were isolated from Platycodon Root, together with twelve known compounds, and they were characterized on the basis of their spectroscopic and chemical data.