Title: Preparation process of oxysophoridine
Application Number: 00133350 Application Date: 2000.11.18
Publication Number: 1354180 Publication Date: 2002.06.19
Approval Pub. Date: Granted Pub. Date: 2004.05.26
International Classifi-cation: C07D471/22,C07G5/00
Applicant(s) Name: Ningxia Inst. of Pharmaceuticals Address: 750001
Inventor(s) Name: Wang Zhongxiao, Gao Bin
Attorney & Agent: ma xiaomeng
Abstract:
     The present invention provides a preparation process of oxysophoridine, including the following steps: firstly, adidng sophoridine into hydrogen peroxide, making reaction at 25-90 deg.C, then extracting reaction liquor or concentrating with reduced pressure, and refluxing to obtain the invented oxysophoridine. Said invented process is simple and practical, and is high in product yield, and suitable for industrial production.
Time: 4