Citation: LU ZENG, XIAN PEN, RU YI ZHANG. ALIZEXOL A.A NOVEL PROTOSTANE TYPE OF TRITERPENE FROM ALISMA ORIENTALIS(SAM).JUZEP[J]. Chinese Chemical Letters, ;1995, 6(8): 675-678. shu

ALIZEXOL A.A NOVEL PROTOSTANE TYPE OF TRITERPENE FROM ALISMA ORIENTALIS(SAM).JUZEP

Department of Phytochemistry. School of Pharmaceutical Sciences, Beijing Medical University, Beijing 100083

Received Date: 22 February 1995

Fund Project: This project was supported by National Nature Science Foundation of China.

A novel triterpene of protostane type, alizexol A(1).the first compound of this class having a substituted tetrahydropyran ring.has been isolated from the rhizome of Alisma orientalis (Sam) Juzep The structure was elucidated by spectral data.and the ring conformation was analyzed by NOESY experiment.
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