Pentacyclic and hexacyclic cucurbitacins from Elaeocarpus petiolatus

• Main Authors: Cho, Eun-Seon, Krishnan, Premanand, Loh, Hwei-San, Daly, Janet M., Leong, Chee-Onn, Mai, Chun-Wai, Low, Yun-Yee, Yong, Kien-Thai, Lim, Kuan-Hon
• Format: Article
• Published: Pergamon-Elsevier Science LTD 2022
• Subjects: Q Science (General); QH301 Biology
• Online Access: http://eprints.um.edu.my/33714/

Four undescribed cucurbitacins, designated as petiolaticins A-D, and four known cucurbitacins were isolated from the bark and leaves of Elaeocarpus petiolatus (Jack) Wall. Their chemical structures were elucidated based on detailed analyses of the NMR and MS data. The absolute configuration of petio...