Title: Preparation process of sophoridine
Application Number: 00133349 Application Date: 2000.11.18
Publication Number: 1354179 Publication Date: 2002.06.19
Approval Pub. Date: 2007.07.11 Granted Pub. Date: 2007.07.11
International Classifi-cation: C07D471/22;C07G5/00
Applicant(s) Name: Ningxia Inst. of Pharmaceuticals Address:
Inventor(s) Name: Wang Zhongxiao;Gao Bin;Huang Jianjun
Attorney & Agent: ma xiaomeng
Abstract:
    The preparation process of sophoridine includes the following steps: concentrating total alkali liquor with reduced pressure, in which the sopho carpine and sophocarpidine are removed; dissolving, suction or directly extracting to obtain sophoridine crude products; finally making recrystallization so as to obtain pure product sophoridine. Said technological process is suitable for industrial production. It yield rate is high, and its purity is high.
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