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Phenolic constituents of Glycyrrhiza species.: Part 22 -: An isoprenylated flavanone from Glycyrrhiza glabra and REC-assay of licorice phenols
被引:30
|作者:
Fukai, T
[1
]
Cai, BS
[1
]
Maruno, K
[1
]
Miyakawa, Y
[1
]
Konishi, M
[1
]
Nomura, T
[1
]
机构:
[1] Toho Univ, Fac Pharmaceut Sci, Chiba 2748510, Japan
关键词:
Glycyrrhiza glabra;
Fabaceae;
licorice;
kanzoh;
roots;
prenylated pyranoflavanone;
kanzonol Z;
kanzonol Y;
absolute structure;
rec-assay;
Bacillus subtilis;
D O I:
10.1016/S0031-9422(98)00389-6
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:
A new prenylated 3-hydroxypyranoflavanone, kanzonol Z, was isolated from cultivated licorice, Glycyrrhiza glabra, and the structure elucidated from spectral evidence. The stereochemical structure of kanzonol Y previously isolated from the licorice has been shown to be (alpha R)-3,5'-diprenyl-alpha,2',4,4'-tetra-hydroxydihydrochalcone by Mosher's method. In a prescreening test for bioactive compounds amongst licorice phenols using a recombinationless mutant of Bacillus subtilis M45, seven compounds showed induction activities of DNA damage. (C) 1998 Elsevier Science Ltd. All rights reserved
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页码:2005 / 2013
页数:9
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