| Literature DB >> 11324918 |
A P Nissanka1, V Karunaratne, B M Bandara, V Kumar, T Nakanishi, M Nishi, A Inada, L M Tillekeratne, D S Wijesundara, A A Gunatilaka.
Abstract
Two benzophenanthrene alkaloids, 8-acetonyldihydronitidine and 8-acetonyldihydroavicine were isolated from Zanthoxylum tetraspermum stem bark along with liriodenine, sesamin, lichexanthone and (+)-piperitol-gamma,gamma-dimethylallylether. The species endemic to Sri Lanka, Z. caudatum, contained sesamin, savinin, liriodenine, decarine and 8-O-desmethyl-N-nornitidine. 8-Acetonyldihydronitidine and 8-acetonyldihydroavicine showed significant antibacterial activity while the former along with liriodenine was strongly antifungal. Savinin exhibited potent spermicidal activity. Both savinin and sesamin exhibited significant insecticidal activity.Entities:
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Year: 2001 PMID: 11324918 DOI: 10.1016/s0031-9422(00)00402-7
Source DB: PubMed Journal: Phytochemistry ISSN: 0031-9422 Impact factor: 4.072