Citation: Yong Chun YANG, Chun YANG, Shun Yan MO, Jian Gong SHI. A New Flavonol Diglycoside from Pyrrosia petiolosa[J]. Chinese Chemical Letters, ;2003, 14(9): 920-922. shu

A New Flavonol Diglycoside from Pyrrosia petiolosa

Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050

Received Date: 29 August 2002

Fund Project: for mass spectra measurementsChinese Academy of Medical SciencesThe authors are grateful to professor Ablez zeper Institute of Materia Medicaand financial support from the Ministry of Sciences and Technology of China (Grant No.99-929-01-26).

A new flavone diglycoside, named as pyrropetioside A 1 was isolated from Pyrrosia petiolosa.Its structrue was elucidated as 7-O-[6-O-(α-L-arabifuranosyl)-β-D-glucopyranosyl]-gossypetin by means of chemical and spectroscopic methods including IR, MS, 1D and 2D NMRtechniques.
- Pyrrosia petiolosa,
- flavone diglycoside,
- pyrropetioside A

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