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Antimalarial naphthoquinones from Nepenthes thorelii
K Likhitwitayawuid1, R Kaewamatawong, N Ruangrungsi
1Department of Pharmacognosy, Faculty of Pharmaceutical Sciences, Chulalongkorn University, Bangkok, Thailand. lkittisa@netserv.chula.ac.th
Planta Medica
|May 15, 1998
Abstract:
Roots of Nepenthes thorelii yielded plumbagin, 2-methylnaphthazarin, octadecyl caffeate, isoshinanolone, and droserone. In addition, seven derivatives were prepared from plumbagin. Each of these natural and semisynthetic compounds was evaluated for in vitro antimalarial potential.