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[Research on petroleum ether extract of rhizoma Drynariae]
1Institute of Basic Theory, China Academy of Traditional Chinese Medicine, Beijing 100700.
Abstract
Objective:
To study the petroleum ether extract of Rhizoma Drynariae.
Method:
Solvent extraction silica gel column isolation, and structure elucidation by physico-chemical evidence and spectral analysis.
Result:
Three compounds were isolated and elucidated as fern-9(11)-ene, hop-22(29)-ene and cyclolaudenol.
Conclusion:
All the three compounds are triterpenoids.