New Quercetin Triglycoside from the Leaves of Soybean Cultivar ‘Clark’

Author:

Murai Yoshinori1,Takahashi Ryoji2,Kitajima Junichi3,Iwashina Tsukasa1

Affiliation:

1. Department of Botany, National Museum of Nature and Science, Tsukuba, Japan

2. Institute of Crop Science, NARO, Tsukuba, Japan

3. Laboratory of Pharmacognosy, Showa Pharmaceutical University, Machida, Tokyo, Japan

Abstract

A new flavonol triglycoside, Quercetin 3- O-α-rhamnopyranosyl-(1→4)-[α-rhamnopyranosyl-(1→6)-β-galactopyranoside], was isolated from the leaves of soybean ( Glycine max) cultivar “Clark” and identified by UV spectra, LC-ESI-MS, acid hydrolysis, and 1H and 13C NMR. The compound was found together with 7 known flavonol glycosides, quercetin 3- O-robinobioside, quercetin 3- O-rutinoside, kaempferol 3- O-rhamnosyl-(1→4)-[rhamnosyl-(1→6)-galactoside], kaempferol 3- O-robinobioside, kaempferol 3- O-rutinoside, isorhamnetin 3- O-robinobioside, and isorhamnetin 3- O-rutinoside.

Publisher

SAGE Publications

Subject

Complementary and alternative medicine,Plant Science,Drug Discovery,Pharmacology,General Medicine

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