THE STRUCTURES OF AZEDARACHINS, LIMONOID ANTIFEEDANTS FROM CHINESE MELIA-AZEDARACH LINN

被引:40
|
作者
HUANG, RC [1 ]
OKAMURA, H [1 ]
IWAGAWA, T [1 ]
NAKATANI, M [1 ]
机构
[1] KAGOSHIMA UNIV, FAC SCI, DEPT CHEM, 1-21-35 KORIMOTO, KAGOSHIMA 890, JAPAN
关键词
D O I
10.1246/bcsj.67.2468
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Three azedarachins, insect antifeedant limonoids, have been isolated from the root bark of Chinese Melia azedarach Linn (Meliaceae), along with six trichilins. Their structures show a 14,15-epoxide and a 19/29 acyl acetal bridge system, as elucidated by spectroscopic studies. They are antifeedants active against the larvae of Spodoptera exigua Hubner (Boisduval).
引用
收藏
页码:2468 / 2472
页数:5
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