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[Studies on chemical constituents of Alpinia jianganfeng]
Chun-feng Qiao1, Xiao-jiang Hao, Luo-shan Xu
1Department of Pharmacognosy, China Pharmaceutical University, Nanjing 210038, Jiangsu, China.
Objective:
To study the chemical constituents of Alpinia jianganfeng (Zingiberaceae) distributed in Sichuan province.
Method:
Chromatography and spectral analyses were used to isolate the constituents and elucidate their structure.
Result:
Four compounds were isolated from the rhizome of A. jianganfeng and elucidated as kaempferol-3-O-glucuronide(1), docosanoic acid(2), 3-hydroxy-stigmast-5-en-7-one(3) and beta-sitosterol(4).
Conclusion:
All these compounds were obtained from this plant for the first time.
