A biflavanone from Cycas beddomei

被引:9
作者
Jayaprakasam, B
Damu, AG
Gunasekar, D [1 ]
Blond, A
Bodo, B
机构
[1] Sri Venkateswara Univ, Dept Chem, Nat Prod Div, Tirupati 517502, Andhra Pradesh, India
[2] Museum Natl Hist Nat, Lab Chim Subst Nat, CNRS, URA 401, F-75005 Paris, France
关键词
Cycas beddomei; Cycadaceae; stems; biflavanones;
D O I
10.1016/S0031-9422(99)00567-1
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 biflavanone, 7,7 "-di-O-methyltetrahydrohinokiflavone together with tetrahydrohinokiflavone were isolated from the stems of Cycas beddomei. The structures were established on the basis of spectral and chemical studies. (C) 2000 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:515 / 517
页数:3
相关论文
共 9 条
[1]   BIFLAVONOIDS FROM THE SEED TESTA OF CYCADALES [J].
GADEK, PA .
PHYTOCHEMISTRY, 1982, 21 (04) :889-890
[3]   2,3-DIHYDROBIFLAVONES IN CYCAS-REVOLUTA [J].
GEIGER, H ;
DEGROOTP.W .
PHYTOCHEMISTRY, 1971, 10 (08) :1936-&
[4]  
HOOKER JD, 1973, FLORA BRIT INDIA, V5, P658
[5]  
KARIYONE T, 1958, J PHARM SOC JAPAN, V78, P1013
[6]  
KIRTHIKAR KR, 1980, INDIAN MED PLANTS, P2396
[7]  
MABRY TJ, 1970, SYSTEMATIC IDENTIFIC, P267
[8]  
Rani MS, 1998, PHYTOCHEMISTRY, V47, P319
[9]  
VARSHNEY AK, 1973, INDIAN J CHEM, V11, P1209