Cytotoxic and antimalarial alkaloids from the twigs of dasymaschalon obtusipetalum

• Main Authors: Atchara Jaidee, Thanika Promchai, Kongkiat Trisuwan, Surat Laphookhieo, Roonglawan Rattanajak, Sumalee Kamchonwongpaisan, Stephen G. Pyne, Thunwadee Ritthiwigrom
• Format: Journal
• Published: 2018
• Subjects: Agricultural and Biological Sciences
• Online Access: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84946913030&origin=inward; http://cmuir.cmu.ac.th/jspui/handle/6653943832/44872
• Institution: Chiang Mai University

One new p-quinonoid aporphine alkaloid, obtusipetadione (1), and eleven known compounds (2-12) were isolated from the acetone extract of the twigs of Dasymaschalon obtusipetalum. Their structures were elucidated by spectroscopic methods. The cytotoxic and antimalarial activities of the isolated comp...