Open AccessSesquiterpene lactones. XXXVIII. Constituents of Picris echioides L. and their antifeedant activity
Author(s) -
Włodzimierz M. Nowak,
M. Gumułka,
Bohdan Drożdż,
H. Grabarczyk,
E. Błoszyk
Publication year - 2014
Publication title -
acta societatis botanicorum poloniae
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.297
H-Index - 29
eISSN - 2083-9480
pISSN - 0001-6977
DOI - 10.5586/asbp.1989.030
Subject(s) - sesquiterpene , chemistry , chloroform , stereochemistry , organic chemistry
Reinvestigation of components of Picris echioides L. led to the isolation of pure jacquinelin (I) and 8-deoxylactucin (II). The insect deterrent activities of compounds I and II, of their 1:5 mixture, as well as of the chloroform extract of Picris echioides were determined