Leucophyllinines A and B, bisindole alkaloids from Leuconotis eugeniifolia

• Main Authors: Tang, Yiming, Nugroho, Alfarius Eko, Hirasawa, Yusuke, Tougan, Takahiro, Horii, Toshihiro, A. Hadi, A. Hamid, Morita, Hiroshi
• Format: Article
• Published: Springer Verlag (Germany) 2019
• Subjects: Q Science (General); QD Chemistry; R Medicine
• Online Access: http://eprints.um.edu.my/23280/; https://doi.org/10.1007/s11418-019-01297-5

Two new bisindole alkaloids, leucophyllinines A (1) and B (2) consisting of eburnane and quebrachamine-type skeletons were isolated from the bark of Leuconotis eugeniifolia, and their structures were elucidated on the basis of spectroscopic data. Leucophyllinines A and B showed antiplasmodial activi...