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Alkaloids from the seeds of Sterculia lychnophora (Pangdahai)
Authors:Wang Ru-Feng  Yang Xiu-Wei  Ma Chao-Mei  Shang Ming-Ying  Liang Ji-Ye  Wang Xuan  Cai Shao-Qing  Shoyama Yukihiro
Institution:Department of Natural Medicines, School of Pharmaceutical Sciences, Peking University, No. 38, Xueyuan Road, Beijing 100083, PR China.
Abstract:Two alkaloids, named sterculinine I and sterculinine II, together with thirteen known compounds were isolated from the ethanol extract of a well-known Chinese traditional drug, Pangdahai (the seeds of Sterculia lychnophora Hance). Their structures were elucidated by NMR, UV, IR and MS spectroscopic analysis.
Keywords:Sterculia lychnophora  Sterculiaceae  Alkaloid  Quinolinone  Aspartate
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