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Paper | Regular issue | Vol 78, No. 5, 2009, pp.1235-1242
Published online, 23rd January, 2009
DOI: 10.3987/COM-08-11618
Medicinal Flowers. XXVIII. Structures of Five New Glycosides, Everlastosides A, B, C, D, and E, from the Flowers of Helichrysum arenarium

Li-Bo Wang, Toshio Morikawa, Seikou Nakamura, Kiyofumi Ninomiya, Hisashi Matsuda, Osamu Muraoka, Li-Jun Wu, and Masayuki Yoshikawa*

*Kyoto Pharmaceutical University, Misasagi, Yamashina-ku, Kyoto 607-8412, Japan

Abstract

Five new glycosides, everlastosides A (1), B (2), C (3), D (4), and E (5), were isolated from the methanolic extract of the flowers of Helichrysum arenarium. Their structures were elucidated on the basis of chemical and physicochemical evidence.