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1 . viburnudienone B1 methyl ester
C31H46O5 ÏàËÆ¶È:51.6%
Chemical & Pharmaceutical Bulletin 1999 47 692-694
Studies on the Constituents of Viburnum Species. XIX. Six New Triterpenoids from Viburnum dilatatum THUNB.
Koichi MACHIDA and Masao KIKUCHI
Structure 13C NMR ̼Æ×Ä£Äâͼ
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2 . viburnenone B1 methyl ester
C31H48O6 ÏàËÆ¶È:51.6%
Chemical & Pharmaceutical Bulletin 1999 47 692-694
Studies on the Constituents of Viburnum Species. XIX. Six New Triterpenoids from Viburnum dilatatum THUNB.
Koichi MACHIDA and Masao KIKUCHI
Structure 13C NMR ̼Æ×Ä£Äâͼ
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3 . compound 2a
ÏàËÆ¶È:50%
Phytochemistry 1992 31 2805-2807
Triterpenoid saponins from leaves of Castanospermum australe
Viqar Uddin Ahmad, Waseemuddin Ahmed, Khan Usmanghani
Structure 13C NMR ̼Æ×Ä£Äâͼ
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