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编 号:F743530
分子式:C30H50O2
分子量:442.72
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生物活性:
Obtusalin is a triterpenoid found in R. dauricum for the first time and shows UV absorption at 210 nm. Obtusalin has some antibacterial activity.

体外研究:
Obtusalin (0.781-100 μg/mL, 24 h) has antibacterial activity against Enterococcus faecalis ATCC 10541, Providensia smartii ATCC 29916, Staphylococcus aureus ATCC 25922 and Escherichia coli ATCC 8739 with the MIC values of 50, 100, 50 and 100 μg/mL, respectively.
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