The extrct was purified by activity carbon,and then the product of sinomenine was obtained by recrystallization.

 
  • 以苯為溶劑采用超聲法對青風(fēng)藤根進(jìn)行提取,超聲提取物經(jīng)活性碳脫色純化和重結晶即可得產(chǎn)品青藤堿。
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