The structures of these compounds were elucidated mainly by spectral methods as three tetracyclo-triterpene acids (1-3),three steroids (4-6) and (+)catechin (7).

 
  • 采用硅膠柱層析等方法從中分離純化得7個(gè)化合物,通過(guò)波譜技術(shù)和理化常數對照確定了它們的化學(xué)結構,包括3個(gè)四環(huán)三萜酸(1-3)、3個(gè)甾體(4-6)及兒茶素(7)。
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