Isolation and characterization of new limonoid glycosides from Citrus unshiu peels

被引:16
作者
Sawabe, A
Morita, M
Kiso, T
Kishine, H
Ohtsubo, Y
Minematsu, T
Matsubara, Y
Okamoto, T
机构
[1] Kinki Univ, Inst Comprehens Agr Sci, Nara 6318505, Japan
[2] Kinki Univ, Joint Res Ctr, Higashiosaka, Osaka 5778502, Japan
[3] Sawai Pharmaceut Co Ltd, Dept Res, Asahi Ku, Osaka 5350004, Japan
[4] Kinki Univ, Fac Pharmaceut Sci, Higashiosaka, Osaka 5778502, Japan
[5] Kinki Univ, Fac Agr, Dept Agr Chem, Nara 6318505, Japan
关键词
limonoid glycosides; Citrus unshiu; methyl nomilinate 17-O-beta-D-glucopyranoside; B E constant linked scan FABMS;
D O I
10.1016/S0008-6215(98)00328-0
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Three limonoid glycosides were isolated from Citrus unshiu peels, and their structures were determined based on MS and NMR spectroscopic data as nomilinic acid 17-O-beta-D-glucopyranoside (1), methyl nomilinate 17-O-beta-D-glucopyranoside (2), and obacunone 17-O-beta-D-glucopyranoside (3). In particular, the location of the sugar moiety was clearly determined by the B/E constant linked scan FABMS method. No limonoid glycosides obtained here were found to have antitumor activity in NCI-H292 and EL-4 cell lines, (C) 1999 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:142 / 147
页数:6
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