title: Phthalides in Roots of Opopanax chironium.
abstract: In petroleum ether and diethyl ether extracts from roots of Opopanax chironium (L.) Koch five phthalides were identified: Z-butylidenephthalide, butylphthalide, cnidilide, Z-ligustilide and senkyunolide. The compounds were analyzed by TLC, GLC and GC-MS.
authors.affiliation: Department of Pharmacognosy, State University of Leiden, Gorlaeus Laboratories, Leiden, The Netherlands.
authors.forename: M J
authors.initials: MJ
authors.lastname: Gijbels
authors.forename: R
authors.initials: R
authors.lastname: Bos
authors.forename: J J
authors.initials: JJ
authors.lastname: Scheffer
authors.forename: A B
authors.initials: AB
authors.lastname: Svendsen